From: Masami Hiramatsu (Google) <mhiramat@kernel.org>
To: Jiri Olsa <olsajiri@gmail.com>
Cc: Alexei Starovoitov <alexei.starovoitov@gmail.com>,
Steven Rostedt <rostedt@goodmis.org>,
Florent Revest <revest@chromium.org>,
linux-trace-kernel@vger.kernel.org,
LKML <linux-kernel@vger.kernel.org>,
Martin KaFai Lau <martin.lau@linux.dev>,
bpf <bpf@vger.kernel.org>, Sven Schnelle <svens@linux.ibm.com>,
Alexei Starovoitov <ast@kernel.org>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Alan Maguire <alan.maguire@oracle.com>,
Mark Rutland <mark.rutland@arm.com>,
Peter Zijlstra <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>, Guo Ren <guoren@kernel.org>
Subject: Re: [PATCH v13 00/20] tracing: fprobe: function_graph: Multi-function graph and fprobe on fgraph
Date: Thu, 12 Sep 2024 10:09:28 +0900 [thread overview]
Message-ID: <20240912100928.a7322dc9161a90aa723662c4@kernel.org> (raw)
In-Reply-To: <ZuHhD35xHpw2kCC-@krava>
On Wed, 11 Sep 2024 20:27:27 +0200
Jiri Olsa <olsajiri@gmail.com> wrote:
> On Sun, Aug 18, 2024 at 09:47:53PM +0900, Masami Hiramatsu (Google) wrote:
> > Hi,
> >
> > Here is the 13th version of the series to re-implement the fprobe on
> > function-graph tracer. The previous version is;
> >
> > https://lore.kernel.org/all/172000134410.63468.13742222887213469474.stgit@devnote2/
> >
> > This version is based on v6.11-rc3.
> > In this version, I added a bugfix as [1/20], which should go to urgent
> > branch, and dropped the performance improvement patch which was introduced
> > in v12 because I found that does not work with new kernel.
> >
> > Overview
> > --------
> > This series rewrites the fprobe on this function-graph.
> > The purposes of this change are;
> >
> > 1) Remove dependency of the rethook from fprobe so that we can reduce
> > the return hook code and shadow stack.
> >
> > 2) Make 'ftrace_regs' the common trace interface for the function
> > boundary.
> >
> > 1) Currently we have 2(or 3) different function return hook codes,
> > the function-graph tracer and rethook (and legacy kretprobe).
> > But since this is redundant and needs double maintenance cost,
> > I would like to unify those. From the user's viewpoint, function-
> > graph tracer is very useful to grasp the execution path. For this
> > purpose, it is hard to use the rethook in the function-graph
> > tracer, but the opposite is possible. (Strictly speaking, kretprobe
> > can not use it because it requires 'pt_regs' for historical reasons.)
> >
> > 2) Now the fprobe provides the 'pt_regs' for its handler, but that is
> > wrong for the function entry and exit. Moreover, depending on the
> > architecture, there is no way to accurately reproduce 'pt_regs'
> > outside of interrupt or exception handlers. This means fprobe should
> > not use 'pt_regs' because it does not use such exceptions.
> > (Conversely, kprobe should use 'pt_regs' because it is an abstract
> > interface of the software breakpoint exception.)
> >
> > This series changes fprobe to use function-graph tracer for tracing
> > function entry and exit, instead of mixture of ftrace and rethook.
> > Unlike the rethook which is a per-task list of system-wide allocated
> > nodes, the function graph's ret_stack is a per-task shadow stack.
> > Thus it does not need to set 'nr_maxactive' (which is the number of
> > pre-allocated nodes).
> > Also the handlers will get the 'ftrace_regs' instead of 'pt_regs'.
> > Since eBPF mulit_kprobe/multi_kretprobe events still use 'pt_regs' as
> > their register interface, this changes it to convert 'ftrace_regs' to
> > 'pt_regs'. Of course this conversion makes an incomplete 'pt_regs',
> > so users must access only registers for function parameters or
> > return value.
> >
> > Design
> > ------
> > Instead of using ftrace's function entry hook directly, the new fprobe
> > is built on top of the function-graph's entry and return callbacks
> > with 'ftrace_regs'.
> >
> > Since the fprobe requires access to 'ftrace_regs', the architecture
> > must support CONFIG_HAVE_DYNAMIC_FTRACE_WITH_ARGS and
> > CONFIG_HAVE_FTRACE_GRAPH_FUNC, which enables to call function-graph
> > entry callback with 'ftrace_regs', and also
> > CONFIG_HAVE_FUNCTION_GRAPH_FREGS, which passes the ftrace_regs to
> > return_to_handler.
> >
> > All fprobes share a single function-graph ops (means shares a common
> > ftrace filter) similar to the kprobe-on-ftrace. This needs another
> > layer to find corresponding fprobe in the common function-graph
> > callbacks, but has much better scalability, since the number of
> > registered function-graph ops is limited.
> >
> > In the entry callback, the fprobe runs its entry_handler and saves the
> > address of 'fprobe' on the function-graph's shadow stack as data. The
> > return callback decodes the data to get the 'fprobe' address, and runs
> > the exit_handler.
> >
> > The fprobe introduces two hash-tables, one is for entry callback which
> > searches fprobes related to the given function address passed by entry
> > callback. The other is for a return callback which checks if the given
> > 'fprobe' data structure pointer is still valid. Note that it is
> > possible to unregister fprobe before the return callback runs. Thus
> > the address validation must be done before using it in the return
> > callback.
> >
> > Download
> > --------
> > This series can be applied against the ftrace/for-next branch in
> > linux-trace tree.
> >
> > This series can also be found below branch.
> >
> > https://git.kernel.org/pub/scm/linux/kernel/git/mhiramat/linux.git/log/?h=topic/fprobe-on-fgraph
> >
> > Thank you,
> >
> > ---
>
> hi,
> I ran the kprobe_multi bench and I'm seeing lower throughput numbers
> with new fprobe implementation
>
> base (bpf-next/master)
>
> root@amd:/home/jolsa/bpf-next/tools/testing/selftests/bpf# ./bench -w2 -d5 -a trig-kprobe-multi
> Setting up benchmark 'trig-kprobe-multi'...
> Benchmark 'trig-kprobe-multi' started.
> Iter 0 ( 70.969us): hits 8.530M/s ( 8.530M/prod), drops 0.000M/s, total operations 8.530M/s
> Iter 1 (-24.985us): hits 8.541M/s ( 8.541M/prod), drops 0.000M/s, total operations 8.541M/s
> Iter 2 ( -2.976us): hits 8.537M/s ( 8.537M/prod), drops 0.000M/s, total operations 8.537M/s
> Iter 3 ( -1.502us): hits 8.540M/s ( 8.540M/prod), drops 0.000M/s, total operations 8.540M/s
> Iter 4 ( 0.392us): hits 8.540M/s ( 8.540M/prod), drops 0.000M/s, total operations 8.540M/s
> Iter 5 ( 1.308us): hits 8.545M/s ( 8.545M/prod), drops 0.000M/s, total operations 8.545M/s
> Iter 6 ( 2.783us): hits 8.530M/s ( 8.530M/prod), drops 0.000M/s, total operations 8.530M/s
> Iter 7 ( -3.775us): hits 8.535M/s ( 8.535M/prod), drops 0.000M/s, total operations 8.535M/s
> Summary: hits 8.538 ± 0.005M/s ( 8.538M/prod), drops 0.000 ± 0.000M/s, total operations 8.538 ± 0.005M/s
>
> your patchset on top of bpf-next/master
>
> root@amd:/home/jolsa/bpf-next/tools/testing/selftests/bpf# ./bench -w2 -d5 -a trig-kprobe-multi
> Setting up benchmark 'trig-kprobe-multi'...
> Benchmark 'trig-kprobe-multi' started.
> Iter 0 ( 55.712us): hits 7.224M/s ( 7.224M/prod), drops 0.000M/s, total operations 7.224M/s
> Iter 1 ( 15.226us): hits 7.222M/s ( 7.222M/prod), drops 0.000M/s, total operations 7.222M/s
> Iter 2 ( -1.353us): hits 7.221M/s ( 7.221M/prod), drops 0.000M/s, total operations 7.221M/s
> Iter 3 (-13.029us): hits 7.223M/s ( 7.223M/prod), drops 0.000M/s, total operations 7.223M/s
> Iter 4 ( 9.111us): hits 7.222M/s ( 7.222M/prod), drops 0.000M/s, total operations 7.222M/s
> Iter 5 ( -0.106us): hits 7.222M/s ( 7.222M/prod), drops 0.000M/s, total operations 7.222M/s
> Iter 6 ( 0.734us): hits 7.221M/s ( 7.221M/prod), drops 0.000M/s, total operations 7.221M/s
> Iter 7 (-10.233us): hits 7.220M/s ( 7.220M/prod), drops 0.000M/s, total operations 7.220M/s
> Summary: hits 7.221 ± 0.001M/s ( 7.221M/prod), drops 0.000 ± 0.000M/s, total operations 7.221 ± 0.001M/s
>
>
> I did perf profile (attached), but nothing stands out on the first look,
Hm, we may need to compare both before and after, and need annotate in the
code to find the bottleneck. Anyway, performance optimization can be done
afterwards, so I'm not so worried it :)
> I'll try to check on that later this week
Thank you for your help!
Thanks,
>
> jirka
>
>
> ---
> # To display the perf.data header info, please use --header/--header-only options.
> #
> #
> # Total Lost Samples: 0
> #
> # Samples: 42K of event 'cycles:k'
> # Event count (approx.): 44580427937
> #
> # Overhead Command Shared Object Symbol
> # ........ ............... .................................................... ........................................................
> #
> 17.47% bench [kernel.vmlinux] [k] find_kallsyms_symbol
> |
> ---find_kallsyms_symbol
> module_address_lookup
> kallsyms_lookup_buildid
> kallsyms_lookup
> print_rec
> t_show
> seq_read_iter
> seq_read
> vfs_read
> ksys_read
> __x64_sys_read
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> read
> 0
>
> 11.71% bench [kernel.vmlinux] [k] kprobe_multi_link_prog_run
> |
> ---kprobe_multi_link_prog_run
> |
> --11.56%--kprobe_multi_link_handler
> fprobe_entry
> function_graph_enter_regs
> ftrace_graph_func
> 0xffffffffc29850ab
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 7.65% bench [kernel.vmlinux] [k] function_graph_enter_regs
> |
> ---function_graph_enter_regs
> |
> --7.65%--ftrace_graph_func
> 0xffffffffc29850ab
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 7.55% bench [kernel.vmlinux] [k] kprobe_multi_link_handler
> |
> ---kprobe_multi_link_handler
> |
> |--4.35%--function_graph_enter_regs
> | ftrace_graph_func
> | 0xffffffffc29850ab
> | bpf_get_numa_node_id
> | bpf_prog_d9703036495d54b0_trigger_driver
> | __bpf_prog_test_run_raw_tp
> | bpf_prog_test_run_raw_tp
> | __sys_bpf
> | __x64_sys_bpf
> | x64_sys_call
> | do_syscall_64
> | entry_SYSCALL_64
> | syscall
> | bpf_prog_test_run_opts
> | trigger_producer_batch
> | 0x7a2a73a94ac3
> |
> --3.20%--fprobe_entry
> function_graph_enter_regs
> ftrace_graph_func
> 0xffffffffc29850ab
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 7.50% bench [kernel.vmlinux] [k] fprobe_entry
> |
> ---fprobe_entry
> |
> --7.50%--function_graph_enter_regs
> ftrace_graph_func
> 0xffffffffc29850ab
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 7.08% bench bpf_prog_7790468e40a289ea_bench_trigger_kprobe_multi [k] bpf_prog_7790468e40a289ea_bench_trigger_kprobe_multi
> |
> ---bpf_prog_7790468e40a289ea_bench_trigger_kprobe_multi
> |
> |--4.10%--kprobe_multi_link_handler
> | fprobe_entry
> | function_graph_enter_regs
> | ftrace_graph_func
> | 0xffffffffc29850ab
> | bpf_get_numa_node_id
> | bpf_prog_d9703036495d54b0_trigger_driver
> | __bpf_prog_test_run_raw_tp
> | bpf_prog_test_run_raw_tp
> | __sys_bpf
> | __x64_sys_bpf
> | x64_sys_call
> | do_syscall_64
> | entry_SYSCALL_64
> | syscall
> | bpf_prog_test_run_opts
> | trigger_producer_batch
> | 0x7a2a73a94ac3
> |
> --2.97%--kprobe_multi_link_prog_run
> kprobe_multi_link_handler
> fprobe_entry
> function_graph_enter_regs
> ftrace_graph_func
> 0xffffffffc29850ab
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 6.11% bench [kernel.vmlinux] [k] migrate_enable
> |
> ---migrate_enable
> |
> |--3.37%--kprobe_multi_link_handler
> | fprobe_entry
> | function_graph_enter_regs
> | ftrace_graph_func
> | 0xffffffffc29850ab
> | bpf_get_numa_node_id
> | bpf_prog_d9703036495d54b0_trigger_driver
> | __bpf_prog_test_run_raw_tp
> | bpf_prog_test_run_raw_tp
> | __sys_bpf
> | __x64_sys_bpf
> | x64_sys_call
> | do_syscall_64
> | entry_SYSCALL_64
> | syscall
> | bpf_prog_test_run_opts
> | trigger_producer_batch
> | 0x7a2a73a94ac3
> |
> --2.73%--kprobe_multi_link_prog_run
> kprobe_multi_link_handler
> fprobe_entry
> function_graph_enter_regs
> ftrace_graph_func
> 0xffffffffc29850ab
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 5.90% bench [kernel.vmlinux] [k] ftrace_graph_func
> |
> ---ftrace_graph_func
> |
> --5.75%--0xffffffffc29850ab
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 4.03% bench [kernel.vmlinux] [k] __rcu_read_lock
> |
> ---__rcu_read_lock
> |
> --4.00%--kprobe_multi_link_handler
> fprobe_entry
> function_graph_enter_regs
> ftrace_graph_func
> 0xffffffffc29850ab
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 3.61% bench [kernel.vmlinux] [k] bpf_get_numa_node_id
> |
> ---bpf_get_numa_node_id
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 2.99% bench [nf_conntrack] [k] 0x000000000002c0b3
> |
> ---0xffffffffc29850b3
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 2.69% bench bpf_prog_d9703036495d54b0_trigger_driver [k] bpf_prog_d9703036495d54b0_trigger_driver
> |
> ---bpf_prog_d9703036495d54b0_trigger_driver
> |
> --2.68%--__bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 2.04% bench [kernel.vmlinux] [k] t_start
> |
> ---t_start
> seq_read_iter
> seq_read
> vfs_read
> ksys_read
> __x64_sys_read
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> read
> 0
>
> 1.90% bench [kernel.vmlinux] [k] srso_untrain_ret
> |
> ---srso_untrain_ret
> |
> |--0.68%--fprobe_entry
> | function_graph_enter_regs
> | ftrace_graph_func
> | 0xffffffffc29850ab
> | bpf_get_numa_node_id
> | bpf_prog_d9703036495d54b0_trigger_driver
> | __bpf_prog_test_run_raw_tp
> | bpf_prog_test_run_raw_tp
> | __sys_bpf
> | __x64_sys_bpf
> | x64_sys_call
> | do_syscall_64
> | entry_SYSCALL_64
> | syscall
> | bpf_prog_test_run_opts
> | trigger_producer_batch
> | 0x7a2a73a94ac3
> |
> --0.54%--seq_read_iter
> seq_read
> vfs_read
> ksys_read
> __x64_sys_read
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> read
> 0
>
> 1.14% bench [kernel.vmlinux] [k] __rcu_read_unlock
> |
> ---__rcu_read_unlock
> |
> --1.12%--kprobe_multi_link_handler
> fprobe_entry
> function_graph_enter_regs
> ftrace_graph_func
> 0xffffffffc29850ab
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 1.02% bench [kernel.vmlinux] [k] migrate_disable
> |
> ---migrate_disable
> kprobe_multi_link_handler
> fprobe_entry
> function_graph_enter_regs
> ftrace_graph_func
> 0xffffffffc29850ab
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 0.99% bench [kernel.vmlinux] [k] t_func_next.isra.0
> |
> ---t_func_next.isra.0
> |
> --0.83%--t_start
> seq_read_iter
> seq_read
> vfs_read
> ksys_read
> __x64_sys_read
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> read
> 0
>
> 0.78% bench [nf_conntrack] [k] 0x000000000002c0d4
> |
> ---0xffffffffc29850d4
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 0.75% bench [nf_conntrack] [k] 0x000000000002c0ab
> |
> ---0xffffffffc29850ab
> bpf_get_numa_node_id
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 0.68% bench [nf_conntrack] [k] 0x000000000002c00d
> |
> ---0xffffffffc298500d
> bpf_prog_d9703036495d54b0_trigger_driver
> __bpf_prog_test_run_raw_tp
> bpf_prog_test_run_raw_tp
> __sys_bpf
> __x64_sys_bpf
> x64_sys_call
> do_syscall_64
> entry_SYSCALL_64
> syscall
> bpf_prog_test_run_opts
> trigger_producer_batch
> 0x7a2a73a94ac3
>
> 0.52% bench [kernel.vmlinux] [k] __x86_indirect_thunk_array
> |
> ---__x86_indirect_thunk_array
>
> 0.42% bench [nf_conntrack] [k] 0x000000000002c005
> 0.38% bench [kernel.vmlinux] [k] __sys_bpf
> 0.37% bench [kernel.vmlinux] [k] srso_return_thunk
> 0.24% bench [nf_conntrack] [k] 0x000000000002c001
> 0.23% bench [kernel.vmlinux] [k] read_hpet
> 0.21% bench [kernel.vmlinux] [k] entry_SYSCALL_64
> 0.19% bench [kernel.vmlinux] [k] bpf_prog_test_run_raw_tp
> 0.17% bench [nf_conntrack] [k] 0x000000000002c000
> 0.15% bench [kernel.vmlinux] [k] _copy_from_user
> 0.15% bench [kernel.vmlinux] [k] syscall_exit_to_user_mode
> 0.14% bench [nf_conntrack] [k] 0x000000000002c027
> 0.14% bench [nf_conntrack] [k] 0x000000000002c0ca
> 0.13% swapper [kernel.vmlinux] [k] read_hpet
> 0.12% bench [kernel.vmlinux] [k] _copy_to_user
> 0.12% bench [nf_conntrack] [k] 0x000000000002c086
> 0.11% bench [nf_conntrack] [k] 0x000000000002c0c0
> 0.11% bench [kernel.vmlinux] [k] __fdget
> 0.11% bench bench [.] bpf_prog_test_run_opts
> 0.11% bench [kernel.vmlinux] [k] __bpf_prog_test_run_raw_tp
> 0.10% bench [nf_conntrack] [k] 0x000000000002c059
> 0.09% bench [kernel.vmlinux] [k] get_symbol_offset
> 0.09% bench [kernel.vmlinux] [k] do_syscall_64
> 0.08% bench [kernel.vmlinux] [k] __bpf_prog_get
> 0.08% bench [kernel.vmlinux] [k] memchr_inv
> 0.07% bench [kernel.vmlinux] [k] syscall_return_via_sysret
> 0.06% bench [kernel.vmlinux] [k] x64_sys_call
> 0.06% bench [kernel.vmlinux] [k] rep_movs_alternative
> 0.06% bench [kernel.vmlinux] [k] ftrace_replace_code
> 0.04% bench [kernel.vmlinux] [k] __x64_sys_bpf
> 0.04% bench [kernel.vmlinux] [k] get_symbol_pos
> 0.04% bench bench [.] sys_bpf
> 0.04% bench [kernel.vmlinux] [k] vsnprintf
> 0.04% bench [kernel.vmlinux] [k] number
> 0.04% bench bench [.] ptr_to_u64
> 0.04% bench [kernel.vmlinux] [k] kfree
> 0.03% bench [kernel.vmlinux] [k] seq_read_iter
> 0.03% bench [kernel.vmlinux] [k] security_bpf
> 0.03% bench libc.so.6 [.] syscall
> 0.03% bench [kernel.vmlinux] [k] kallsyms_expand_symbol.constprop.0
> 0.03% kworker/2:2-eve [kernel.vmlinux] [k] memcpy_orig
> 0.03% swapper [amdgpu] [k] 0x0000000000002f75
> 0.03% bench bench [.] trigger_producer_batch
> 0.03% bench [kernel.vmlinux] [k] __bpf_prog_put
> 0.02% bench [kernel.vmlinux] [k] seq_printf
> 0.02% bench [kernel.vmlinux] [k] smp_call_function_many_cond
> 0.02% kworker/2:2-eve [amdgpu] [k] 0x0000000000002f75
> 0.02% bench [kernel.vmlinux] [k] __check_object_size
> 0.02% bench [kernel.vmlinux] [k] ftrace_test_record
> 0.02% bench [kernel.vmlinux] [k] seq_write
> 0.02% bench [kernel.vmlinux] [k] ftrace_lookup_ip
> 0.02% bench [kernel.vmlinux] [k] t_show
> 0.02% bench [kernel.vmlinux] [k] print_rec
> 0.02% swapper [kernel.vmlinux] [k] io_idle
> 0.01% bench [amdgpu] [k] 0x0000000000002f75
> 0.01% kworker/2:2-eve [kernel.vmlinux] [k] memcmp
> 0.01% bench [kernel.vmlinux] [k] format_decode
> 0.01% bench [kernel.vmlinux] [k] memcpy_orig
> 0.01% bench [kernel.vmlinux] [k] __ftrace_hash_rec_update.part.0
> 0.01% bench [kernel.vmlinux] [k] mod_find
> 0.01% swapper [kernel.vmlinux] [k] srso_untrain_ret
> 0.01% bench [kernel.vmlinux] [k] kallsyms_lookup_buildid
> 0.01% bench [kernel.vmlinux] [k] __seq_puts
> 0.01% bench [kernel.vmlinux] [k] native_read_msr
> 0.01% bench [kernel.vmlinux] [k] check_stack_object
> 0.01% bench [kernel.vmlinux] [k] fput
> 0.01% bench bench [.] libbpf_err_errno
> 0.01% bench [kernel.vmlinux] [k] fpregs_assert_state_consistent
> 0.01% bench [kernel.vmlinux] [k] ftrace_check_record
> 0.01% bench [kernel.vmlinux] [k] t_next
> 0.01% bench [kernel.vmlinux] [k] strlen
> 0.01% swapper [kernel.vmlinux] [k] native_sched_clock
> 0.01% bench [kernel.vmlinux] [k] __sysvec_apic_timer_interrupt
> 0.01% bench libc.so.6 [.] 0x00000000001a0f10
> 0.01% bench [kernel.vmlinux] [k] native_write_msr
> 0.01% bench [kernel.vmlinux] [k] __update_load_avg_se
> 0.01% bench [kernel.vmlinux] [k] amd_pmu_addr_offset
> 0.01% bench [kernel.vmlinux] [k] module_address_lookup
> 0.01% bench [kernel.vmlinux] [k] ftrace_rec_iter_next
> 0.01% bench [kernel.vmlinux] [k] string
> 0.01% bench [kernel.vmlinux] [k] asm_exc_page_fault
> 0.01% swapper [kernel.vmlinux] [k] __get_next_timer_interrupt
> 0.01% bench [kernel.vmlinux] [k] clear_page_rep
> 0.01% kworker/2:2-eve [kernel.vmlinux] [k] delay_halt_mwaitx
> 0.01% bench [kernel.vmlinux] [k] __handle_mm_fault
> 0.01% swapper [kernel.vmlinux] [k] ktime_get
> 0.01% kworker/2:2-eve [kernel.vmlinux] [k] clear_page_rep
> 0.01% swapper [kernel.vmlinux] [k] menu_select
> 0.00% perf [kernel.vmlinux] [k] clear_page_rep
> 0.00% bench [kernel.vmlinux] [k] ftrace_rec_iter_record
> 0.00% bench [kernel.vmlinux] [k] account_process_tick
> 0.00% bench [kernel.vmlinux] [k] __update_load_avg_cfs_rq
> 0.00% bench [kernel.vmlinux] [k] update_curr
> 0.00% bench [kernel.vmlinux] [k] do_sync_core
> 0.00% bench [kernel.vmlinux] [k] kallsyms_lookup
> 0.00% bench [kernel.vmlinux] [k] memset_orig
> 0.00% kworker/6:1-eve [kernel.vmlinux] [k] memcpy_orig
> 0.00% perf [kernel.vmlinux] [k] rep_movs_alternative
> 0.00% sshd [kernel.vmlinux] [k] p4d_offset
> 0.00% kworker/6:1-eve [amdgpu] [k] 0x0000000000002f75
> 0.00% bench [kernel.vmlinux] [k] __mod_memcg_lruvec_state
> 0.00% swapper [kernel.vmlinux] [k] _raw_spin_unlock
> 0.00% swapper [kernel.vmlinux] [k] cpuidle_enter_state
> 0.00% swapper [kernel.vmlinux] [k] rb_erase
> 0.00% containerd [kernel.vmlinux] [k] read_hpet
> 0.00% kworker/6:1-eve [kernel.vmlinux] [k] memcmp
> 0.00% swapper [kernel.vmlinux] [k] irq_entries_start
> 0.00% swapper [kernel.vmlinux] [k] do_idle
> 0.00% kworker/2:2-eve [kernel.vmlinux] [k] read_hpet
> 0.00% swapper [kernel.vmlinux] [k] update_rq_clock
> 0.00% swapper [kernel.vmlinux] [k] psi_group_change
> 0.00% swapper [kernel.vmlinux] [k] sched_clock_cpu
> 0.00% swapper [kernel.vmlinux] [k] do_sync_core
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064ec11
> 0.00% swapper [kernel.vmlinux] [k] _raw_spin_lock_irqsave
> 0.00% swapper [kernel.vmlinux] [k] asm_sysvec_call_function_single
> 0.00% swapper [kernel.vmlinux] [k] update_sd_lb_stats.constprop.0
> 0.00% perf [kernel.vmlinux] [k] __filemap_get_folio
> 0.00% swapper [kernel.vmlinux] [k] irqentry_enter
> 0.00% bench [kernel.vmlinux] [k] amd_pmu_test_overflow_topbit
> 0.00% bench [amdgpu] [k] 0x0000000000124f4c
> 0.00% bench [kernel.vmlinux] [k] update_rq_clock
> 0.00% bench [kernel.vmlinux] [k] perf_event_task_tick
> 0.00% bench [amdgpu] [k] 0x0000000000126f3a
> 0.00% bench [kernel.vmlinux] [k] sched_balance_update_blocked_averages
> 0.00% bench [kernel.vmlinux] [k] hrtimer_active
> 0.00% bench [kernel.vmlinux] [k] _copy_to_iter
> 0.00% bench [kernel.vmlinux] [k] _raw_spin_lock_irqsave
> 0.00% bench [kernel.vmlinux] [k] calc_global_load_tick
> 0.00% bench [kernel.vmlinux] [k] ftrace_shutdown.part.0
> 0.00% bench libc.so.6 [.] 0x00000000001a0fb5
> 0.00% bench [kernel.vmlinux] [k] task_tick_mm_cid
> 0.00% bench libc.so.6 [.] 0x00000000001a0fba
> 0.00% bench [kernel.vmlinux] [k] sched_clock_cpu
> 0.00% bench [kernel.vmlinux] [k] update_cfs_group
> 0.00% bench [kernel.vmlinux] [k] irq_exit_rcu
> 0.00% bench [kernel.vmlinux] [k] native_sched_clock
> 0.00% bench [kernel.vmlinux] [k] sched_tick
> 0.00% bench [kernel.vmlinux] [k] sized_strscpy
> 0.00% bench [kernel.vmlinux] [k] task_tick_fair
> 0.00% bench [nf_conntrack] [k] 0x000000000002c036
> 0.00% bench [kernel.vmlinux] [k] perf_adjust_freq_unthr_context
> 0.00% bench [kernel.vmlinux] [k] idle_cpu
> 0.00% bench [kernel.vmlinux] [k] bpf_check_uarg_tail_zero
> 0.00% swapper [kernel.vmlinux] [k] __hrtimer_next_event_base
> 0.00% swapper [kernel.vmlinux] [k] native_write_msr
> 0.00% bench [kernel.vmlinux] [k] __module_address.part.0
> 0.00% bench [kernel.vmlinux] [k] lru_gen_add_folio
> 0.00% bench [kernel.vmlinux] [k] set_pte_range
> 0.00% bench [kernel.vmlinux] [k] pfn_pte
> 0.00% swapper [kernel.vmlinux] [k] error_entry
> 0.00% swapper [kernel.vmlinux] [k] idle_cpu
> 0.00% bench [kernel.vmlinux] [k] unmap_page_range
> 0.00% bench [kernel.vmlinux] [k] __count_memcg_events
> 0.00% bench [kernel.vmlinux] [k] __irq_exit_rcu
> 0.00% perf [kernel.vmlinux] [k] __perf_event_enable
> 0.00% bench [kernel.vmlinux] [k] seq_putc
> 0.00% perf [kernel.vmlinux] [k] srso_untrain_ret
> 0.00% swapper [kernel.vmlinux] [k] __irq_exit_rcu
> 0.00% kworker/2:2-eve [kernel.vmlinux] [k] __kmalloc_cache_noprof
> 0.00% bench libc.so.6 [.] 0x00000000001a0bd7
> 0.00% perf [kernel.vmlinux] [k] _raw_spin_lock
> 0.00% kworker/u65:2-e [kernel.vmlinux] [k] __bio_split_to_limits
> 0.00% bench [kernel.vmlinux] [k] do_anonymous_page
> 0.00% perf [kernel.vmlinux] [k] __es_insert_extent
> 0.00% bench [kernel.vmlinux] [k] __mem_cgroup_charge
> 0.00% kworker/2:2-eve [kernel.vmlinux] [k] __wait_for_common
> 0.00% bench [kernel.vmlinux] [k] __folio_throttle_swaprate
> 0.00% swapper [kernel.vmlinux] [k] __switch_to_asm
> 0.00% swapper [kernel.vmlinux] [k] add_interrupt_randomness
> 0.00% kworker/2:2-eve [kernel.vmlinux] [k] srso_untrain_ret
> 0.00% kworker/2:2-eve [kernel.vmlinux] [k] memset_orig
> 0.00% kworker/u65:2-e [kernel.vmlinux] [k] percpu_counter_add_batch
> 0.00% swapper [kernel.vmlinux] [k] tick_irq_enter
> 0.00% swapper [kernel.vmlinux] [k] tick_check_broadcast_expired
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000045d28e
> 0.00% perf [kernel.vmlinux] [k] __lruvec_stat_mod_folio
> 0.00% bench [kernel.vmlinux] [k] kernfs_fop_read_iter
> 0.00% bench [kernel.vmlinux] [k] __mod_zone_page_state
> 0.00% kworker/2:2-eve [kernel.vmlinux] [k] delay_halt
> 0.00% perf [kernel.vmlinux] [k] __mod_memcg_lruvec_state
> 0.00% perf [kernel.vmlinux] [k] xas_load
> 0.00% perf [kernel.vmlinux] [k] workingset_update_node
> 0.00% perf [kernel.vmlinux] [k] _raw_spin_unlock
> 0.00% swapper [kernel.vmlinux] [k] __handle_irq_event_percpu
> 0.00% kworker/2:2-eve [kernel.vmlinux] [k] post_alloc_hook
> 0.00% bench [kernel.vmlinux] [k] refill_obj_stock
> 0.00% perf [kernel.vmlinux] [k] __alloc_pages_noprof
> 0.00% swapper [kernel.vmlinux] [k] cpuidle_enter
> 0.00% swapper [kernel.vmlinux] [k] sched_balance_domains
> 0.00% perf [kernel.vmlinux] [k] __handle_mm_fault
> 0.00% swapper [kernel.vmlinux] [k] ct_kernel_enter.constprop.0
> 0.00% bench [kernel.vmlinux] [k] mab_mas_cp
> 0.00% swapper [amdgpu] [k] 0x00000000004619a7
> 0.00% swapper [kernel.vmlinux] [k] tick_nohz_irq_exit
> 0.00% perf [kernel.vmlinux] [k] __memcg_slab_post_alloc_hook
> 0.00% bench [kernel.vmlinux] [k] __alloc_pages_noprof
> 0.00% swapper [kernel.vmlinux] [k] irq_exit_rcu
> 0.00% bench [kernel.vmlinux] [k] memcmp
> 0.00% swapper [kernel.vmlinux] [k] asm_sysvec_call_function
> 0.00% perf [kernel.vmlinux] [k] perf_poll
> 0.00% swapper [kernel.vmlinux] [k] enqueue_task_fair
> 0.00% bench [kernel.vmlinux] [k] __rmqueue_pcplist
> 0.00% kworker/u65:4-e [kernel.vmlinux] [k] __iommu_map
> 0.00% kworker/6:1-eve [amdgpu] [k] 0x0000000000992cd2
> 0.00% kworker/6:1-eve [amdgpu] [k] 0x00000000004b2ade
> 0.00% swapper [kernel.vmlinux] [k] wakeup_preempt
> 0.00% migration/11 [kernel.vmlinux] [k] enqueue_task
> 0.00% swapper [kernel.vmlinux] [k] hrtimer_update_next_event
> 0.00% swapper [kernel.vmlinux] [k] native_apic_mem_eoi
> 0.00% bench [kernel.vmlinux] [k] is_sync_callback_calling_insn
> 0.00% kworker/6:1-eve [amdgpu] [k] 0x0000000000992cb3
> 0.00% systemd-network libc.so.6 [.] clock_gettime
> 0.00% kworker/u65:4-e [kernel.vmlinux] [k] filemap_get_folios_tag
> 0.00% kworker/u65:4-e [kernel.vmlinux] [k] fscrypt_mergeable_bio_bh
> 0.00% swapper [kernel.vmlinux] [k] hrtimer_start_range_ns
> 0.00% multipathd [kernel.vmlinux] [k] cpuacct_charge
> 0.00% swapper [kernel.vmlinux] [k] hrtimer_get_next_event
> 0.00% kworker/12:1-ev [amdgpu] [k] 0x00000000004b09fc
> 0.00% kworker/12:1-ev [kernel.vmlinux] [k] memcpy_orig
> 0.00% kworker/u65:4-e [kernel.vmlinux] [k] wbt_track
> 0.00% kworker/u65:4-e [kernel.vmlinux] [k] __lruvec_stat_mod_folio
> 0.00% kworker/12:1-ev [amdgpu] [k] 0x0000000000002f75
> 0.00% bench [kernel.vmlinux] [k] do_jit
> 0.00% kworker/u65:4-e [kernel.vmlinux] [k] __folio_start_writeback
> 0.00% bench [kernel.vmlinux] [k] uncharge_folio
> 0.00% perf [kernel.vmlinux] [k] do_fault
> 0.00% perf [kernel.vmlinux] [k] __kmalloc_noprof
> 0.00% containerd [kernel.vmlinux] [k] blkcg_maybe_throttle_current
> 0.00% kworker/12:1-ev [amdgpu] [k] 0x0000000000523901
> 0.00% kworker/12:1-ev [amdgpu] [k] 0x0000000000538414
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000465f98
> 0.00% irqbalance [kernel.vmlinux] [k] format_decode
> 0.00% swapper [kernel.vmlinux] [k] handle_edge_irq
> 0.00% kworker/12:1-ev [kernel.vmlinux] [k] srso_untrain_ret
> 0.00% kworker/u65:4-e [kernel.vmlinux] [k] __find_get_block
> 0.00% systemd-journal [kernel.vmlinux] [k] __put_user_nocheck_4
> 0.00% systemd-journal libsystemd-shared-249.so [.] 0x00000000001c9c3e
> 0.00% swapper [kernel.vmlinux] [k] local_touch_nmi
> 0.00% bench [kernel.vmlinux] [k] __mem_cgroup_uncharge_folios
> 0.00% swapper [kernel.vmlinux] [k] _raw_spin_lock
> 0.00% swapper [kernel.vmlinux] [k] select_task_rq_fair
> 0.00% swapper [kernel.vmlinux] [k] need_update
> 0.00% bench [kernel.vmlinux] [k] rcu_segcblist_enqueue
> 0.00% swapper [kernel.vmlinux] [k] tick_nohz_get_sleep_length
> 0.00% containerd [kernel.vmlinux] [k] _raw_spin_unlock
> 0.00% containerd [kernel.vmlinux] [k] ep_autoremove_wake_function
> 0.00% kworker/u66:1-e [kernel.vmlinux] [k] __percpu_counter_sum
> 0.00% swapper [kernel.vmlinux] [k] ktime_get_mono_fast_ns
> 0.00% swapper [kernel.vmlinux] [k] sysvec_apic_timer_interrupt
> 0.00% swapper [kernel.vmlinux] [k] _raw_spin_unlock_irqrestore
> 0.00% migration/10 [kernel.vmlinux] [k] dequeue_entity
> 0.00% swapper [kernel.vmlinux] [k] handle_irq_event
> 0.00% perf [kernel.vmlinux] [k] srso_return_thunk
> 0.00% perf [kernel.vmlinux] [k] xas_find_conflict
> 0.00% perf-exec [kernel.vmlinux] [k] mas_next_slot
> 0.00% swapper [kernel.vmlinux] [k] fetch_next_timer_interrupt.constprop.0
> 0.00% bench [kernel.vmlinux] [k] get_page_from_freelist
> 0.00% swapper [amdgpu] [k] 0x0000000000125079
> 0.00% kworker/u65:4-e [kernel.vmlinux] [k] sched_balance_newidle
> 0.00% migration/6 [kernel.vmlinux] [k] raw_spin_rq_unlock
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000444a05
> 0.00% swapper [kernel.vmlinux] [k] fetch_pte
> 0.00% perf [kernel.vmlinux] [k] __pte_offset_map
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000534985
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000003ac5
> 0.00% bench [kernel.vmlinux] [k] perf_iterate_sb
> 0.00% swapper [kernel.vmlinux] [k] get_cpu_device
> 0.00% perf [kernel.vmlinux] [k] xas_start
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000098fea5
> 0.00% perf [kernel.vmlinux] [k] mark_buffer_dirty
> 0.00% containerd containerd [.] runtime.cleantimers
> 0.00% bench [kernel.vmlinux] [k] __cond_resched
> 0.00% kworker/2:2-eve [drm_kms_helper] [k] 0x00000000000008eb
> 0.00% kworker/2:2-eve [raid6_pq] [k] 0x000000000000c24b
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064ea79
> 0.00% perf [kernel.vmlinux] [k] cpu_util
> 0.00% swapper [kernel.vmlinux] [k] asm_common_interrupt
> 0.00% perf [kernel.vmlinux] [k] __filemap_add_folio
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000007d1eab
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051a45f
> 0.00% perf [kernel.vmlinux] [k] ext4_es_lookup_extent
> 0.00% swapper [kernel.vmlinux] [k] __flush_smp_call_function_queue
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000519af6
> 0.00% swapper [kernel.vmlinux] [k] refresh_cpu_vm_stats
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000477759
> 0.00% perf-exec [kernel.vmlinux] [k] kmem_cache_free
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000539303
> 0.00% kworker/2:2-eve [drm] [k] 0x0000000000020c1c
> 0.00% swapper [kernel.vmlinux] [k] asm_sysvec_apic_timer_interrupt
> 0.00% bench [kernel.vmlinux] [k] alloc_pages_mpol_noprof
> 0.00% bench [kernel.vmlinux] [k] filemap_map_pages
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000477767
> 0.00% swapper [kernel.vmlinux] [k] update_load_avg
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000045d3d6
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051d905
> 0.00% kworker/2:2-eve [drm_kms_helper] [k] 0x0000000000004ae8
> 0.00% kworker/u65:2-e [kernel.vmlinux] [k] __mod_memcg_lruvec_state
> 0.00% kworker/u65:2-e [kernel.vmlinux] [k] bio_associate_blkg
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004916dd
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000465ecb
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004b780a
> 0.00% swapper [kernel.vmlinux] [k] sysvec_call_function
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051e764
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064ed72
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051c7bf
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064ebe0
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000523fba
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000832660
> 0.00% swapper [kernel.vmlinux] [k] acpi_idle_do_entry
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000097ddfc
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000045d334
> 0.00% kworker/u65:2-e [kernel.vmlinux] [k] soft_cursor
> 0.00% perf [kernel.vmlinux] [k] sched_balance_rq
> 0.00% kworker/u65:2-e [kernel.vmlinux] [k] __fprop_add_percpu
> 0.00% swapper [kernel.vmlinux] [k] rb_next
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000977ece
> 0.00% perf [kernel.vmlinux] [k] __folio_mark_dirty
> 0.00% perf [kernel.vmlinux] [k] filemap_alloc_folio_noprof
> 0.00% perf [kernel.vmlinux] [k] get_mem_cgroup_from_mm
> 0.00% perf [kernel.vmlinux] [k] ext4_da_reserve_space
> 0.00% perf [kernel.vmlinux] [k] read_hpet
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051cd3e
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000532f0f
> 0.00% kworker/2:2-eve [kernel.vmlinux] [k] __mod_node_page_state
> 0.00% systemd-journal [kernel.vmlinux] [k] mod_objcg_state
> 0.00% jbd2/dm-0-8 [kernel.vmlinux] [k] dm_submit_bio
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000517b6d
> 0.00% kcompactd0 [kernel.vmlinux] [k] idle_cpu
> 0.00% kworker/2:2-eve [kernel.vmlinux] [k] free_tail_page_prepare
> 0.00% swapper [amdgpu] [k] 0x00000000002f7f65
> 0.00% swapper [kernel.vmlinux] [k] tick_program_event
> 0.00% containerd [kernel.vmlinux] [k] psi_group_change
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000053776f
> 0.00% swapper [kernel.vmlinux] [k] srso_return_thunk
> 0.00% perf [kernel.vmlinux] [k] ext4_claim_free_clusters
> 0.00% perf [kernel.vmlinux] [k] generic_perform_write
> 0.00% perf [kernel.vmlinux] [k] mem_cgroup_commit_charge
> 0.00% perf [kernel.vmlinux] [k] file_modified
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051e779
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000053974c
> 0.00% perf [kernel.vmlinux] [k] ext4_da_write_begin
> 0.00% perf [kernel.vmlinux] [k] filemap_add_folio
> 0.00% perf libc.so.6 [.] write
> 0.00% perf [kernel.vmlinux] [k] __es_remove_extent
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000052244a
> 0.00% swapper [kernel.vmlinux] [k] ct_nmi_exit
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000034bee5
> 0.00% kworker/2:2-eve [kernel.vmlinux] [k] __rcu_read_lock
> 0.00% perf [kernel.vmlinux] [k] __dquot_alloc_space
> 0.00% swapper [kernel.vmlinux] [k] native_read_msr
> 0.00% perf [kernel.vmlinux] [k] folio_unlock
> 0.00% perf [kernel.vmlinux] [k] radix_tree_node_ctor
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000006c5b82
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000527259
> 0.00% perf [kernel.vmlinux] [k] __mod_node_page_state
> 0.00% perf [kernel.vmlinux] [k] __radix_tree_lookup
> 0.00% kworker/u65:2-e [kernel.vmlinux] [k] __rcu_read_unlock
> 0.00% perf [kernel.vmlinux] [k] ext4_get_reserved_space
> 0.00% swapper [kernel.vmlinux] [k] hrtimer_cancel
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004ba8ce
> 0.00% swapper [amdgpu] [k] 0x0000000000126f3a
> 0.00% perf perf [.] perf_cpu_map__idx
> 0.00% swapper [kernel.vmlinux] [k] sched_balance_update_blocked_averages
> 0.00% systemd-journal [kernel.vmlinux] [k] do_timerfd_settime
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000097ddc5
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000097e5a4
> 0.00% perf [kernel.vmlinux] [k] folio_batch_move_lru
> 0.00% swapper [amdgpu] [k] 0x000000000046f8a5
> 0.00% perf [kernel.vmlinux] [k] xas_nomem
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051d24c
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000097df7c
> 0.00% tuned [kernel.vmlinux] [k] psi_task_switch
> 0.00% swapper [kernel.vmlinux] [k] __dequeue_entity
> 0.00% swapper [amdgpu] [k] 0x00000000006e7c5d
> 0.00% swapper [kernel.vmlinux] [k] rcu_preempt_deferred_qs
> 0.00% kworker/7:1-eve [kernel.vmlinux] [k] __free_one_page
> 0.00% swapper [kernel.vmlinux] [k] memchr_inv
> 0.00% perf [kernel.vmlinux] [k] psi_task_switch
> 0.00% swapper [kernel.vmlinux] [k] _nohz_idle_balance.isra.0
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000009a6fbd
> 0.00% swapper [kernel.vmlinux] [k] acpi_idle_enter
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000456a9f
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004ac642
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000477888
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000529a52
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004b36d2
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000525b33
> 0.00% swapper [kernel.vmlinux] [k] tmigr_active_up
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000452444
> 0.00% swapper [amdgpu] [k] 0x000000000046f865
> 0.00% swapper [kernel.vmlinux] [k] next_timer_interrupt
> 0.00% kworker/6:1-eve [kernel.vmlinux] [k] __free_pages_ok
> 0.00% perf [kernel.vmlinux] [k] exc_page_fault
> 0.00% swapper [kernel.vmlinux] [k] __schedule
> 0.00% irqbalance [kernel.vmlinux] [k] __kmalloc_cache_noprof
> 0.00% swapper [kernel.vmlinux] [k] cpuidle_not_available
> 0.00% containerd [kernel.vmlinux] [k] pick_next_task_fair
> 0.00% kworker/6:1-eve [amdgpu] [k] 0x00000000009a70b7
> 0.00% swapper [kernel.vmlinux] [k] tick_nohz_next_event
> 0.00% swapper [kernel.vmlinux] [k] tick_check_oneshot_broadcast_this_cpu
> 0.00% swapper [kernel.vmlinux] [k] irq_chip_ack_parent
> 0.00% irqbalance [kernel.vmlinux] [k] show_stat
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004b8295
> 0.00% swapper [amdgpu] [k] 0x000000000045d385
> 0.00% swapper [kernel.vmlinux] [k] tick_nohz_idle_stop_tick
> 0.00% containerd [kernel.vmlinux] [k] __schedule
> 0.00% swapper [kernel.vmlinux] [k] switch_mm_irqs_off
> 0.00% swapper [amdgpu] [k] 0x0000000000461a21
> 0.00% kworker/6:1-eve [amdgpu] [k] 0x000000000051d7c2
> 0.00% swapper [kernel.vmlinux] [k] try_to_wake_up
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051e7cf
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064ed4e
> 0.00% perf [kernel.vmlinux] [k] perf_mmap_to_page
> 0.00% migration/7 [kernel.vmlinux] [k] update_sd_lb_stats.constprop.0
> 0.00% irqbalance [kernel.vmlinux] [k] __rcu_read_lock
> 0.00% migration/3 [kernel.vmlinux] [k] __update_load_avg_cfs_rq
> 0.00% swapper [br_netfilter] [k] 0x0000000000000775
> 0.00% bench [kernel.vmlinux] [k] remove_vma
> 0.00% swapper [kernel.vmlinux] [k] sched_clock_noinstr
> 0.00% kworker/6:1-eve [amdgpu] [k] 0x0000000000529169
> 0.00% swapper [amdgpu] [k] 0x000000000000df07
> 0.00% swapper [kernel.vmlinux] [k] __switch_to
> 0.00% swapper [kernel.vmlinux] [k] place_entity
> 0.00% kworker/6:1-eve [amdgpu] [k] 0x000000000097dd9a
> 0.00% swapper [amdgpu] [k] 0x00000000006e7c5a
> 0.00% irqbalance [kernel.vmlinux] [k] __rcu_read_unlock
> 0.00% migration/6 [kernel.vmlinux] [k] enqueue_entity
> 0.00% swapper [kernel.vmlinux] [k] __update_load_avg_cfs_rq
> 0.00% perf [kernel.vmlinux] [k] event_function
> 0.00% perf [kernel.vmlinux] [k] do_user_addr_fault
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064eaee
> 0.00% migration/4 [kernel.vmlinux] [k] __update_load_avg_cfs_rq
> 0.00% swapper [amdgpu] [k] 0x00000000006e79ff
> 0.00% containerd [kernel.vmlinux] [k] schedule_hrtimeout_range_clock
> 0.00% irqbalance [kernel.vmlinux] [k] security_file_open
> 0.00% perf [kernel.vmlinux] [k] _find_next_and_bit
> 0.00% multipathd [kernel.vmlinux] [k] __rseq_handle_notify_resume
> 0.00% swapper [kernel.vmlinux] [k] __x86_indirect_thunk_r12
> 0.00% swapper [kernel.vmlinux] [k] rcu_note_context_switch
> 0.00% bench [kernel.vmlinux] [k] free_unref_folios
> 0.00% migration/0 [kernel.vmlinux] [k] migration_cpu_stop
> 0.00% migration/1 [kernel.vmlinux] [k] rcu_note_context_switch
> 0.00% kworker/u66:1-e [kernel.vmlinux] [k] n_tty_receive_buf2
> 0.00% swapper [kernel.vmlinux] [k] __common_interrupt
> 0.00% swapper [drm] [k] 0x000000000003d658
> 0.00% migration/5 [kernel.vmlinux] [k] psi_group_change
> 0.00% swapper [kernel.vmlinux] [k] clockevents_program_event
> 0.00% swapper [kernel.vmlinux] [k] __x86_indirect_thunk_array
> 0.00% perf [kernel.vmlinux] [k] set_pte_range
> 0.00% perf [kernel.vmlinux] [k] __schedule
> 0.00% swapper [kernel.vmlinux] [k] __update_load_avg_se
> 0.00% swapper [kernel.vmlinux] [k] asm_sysvec_reschedule_ipi
> 0.00% swapper [kernel.vmlinux] [k] local_clock_noinstr
> 0.00% swapper [kernel.vmlinux] [k] tick_nohz_stop_idle
> 0.00% swapper [amdgpu] [k] 0x000000000044a039
> 0.00% kworker/4:1-mm_ [kernel.vmlinux] [k] native_queued_spin_lock_slowpath
> 0.00% rcu_preempt [kernel.vmlinux] [k] __update_idle_core
> 0.00% rcu_preempt [kernel.vmlinux] [k] pick_next_task_fair
> 0.00% rcu_preempt [kernel.vmlinux] [k] prepare_to_swait_event
> 0.00% rcu_preempt [kernel.vmlinux] [k] sched_balance_rq
> 0.00% rcu_preempt [kernel.vmlinux] [k] update_rq_clock
> 0.00% rs:main Q:Reg [kernel.vmlinux] [k] ext4_inode_csum
> 0.00% swapper [kernel.vmlinux] [k] tmigr_inactive_up
> 0.00% swapper [kernel.vmlinux] [k] hrtimer_forward
> 0.00% swapper [kernel.vmlinux] [k] cpuidle_reflect
> 0.00% perf [kernel.vmlinux] [k] percpu_counter_add_batch
> 0.00% swapper [amdgpu] [k] 0x000000000031e745
> 0.00% swapper [kernel.vmlinux] [k] sched_idle_set_state
> 0.00% kworker/6:1-eve [amdgpu] [k] 0x000000000045675c
> 0.00% kworker/6:1-eve [amdgpu] [k] 0x000000000051cbb1
> 0.00% swapper [amdgpu] [k] 0x000000000002dce5
> 0.00% systemd-journal [kernel.vmlinux] [k] __ext4_ext_check
> 0.00% swapper [kernel.vmlinux] [k] sched_core_idle_cpu
> 0.00% swapper [drm] [k] 0x000000000003de52
> 0.00% swapper [kernel.vmlinux] [k] __msecs_to_jiffies
> 0.00% swapper [amdgpu] [k] 0x000000000046f9c4
> 0.00% swapper [kernel.vmlinux] [k] call_cpuidle
> 0.00% swapper [kernel.vmlinux] [k] cpuidle_governor_latency_req
> 0.00% kworker/7:1-eve [kernel.vmlinux] [k] __switch_to_asm
> 0.00% dockerd [kernel.vmlinux] [k] apparmor_file_permission
> 0.00% swapper [amdgpu] [k] 0x0000000000126f37
> 0.00% swapper [amdgpu] [k] 0x00000000003218b6
> 0.00% swapper [amdgpu] [k] 0x00000000006e8d65
> 0.00% swapper [amdgpu] [k] 0x000000000096f62d
> 0.00% systemd-journal [kernel.vmlinux] [k] __es_tree_search.isra.0
> 0.00% swapper [kernel.vmlinux] [k] update_group_capacity
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000005225c3
> 0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000990c4f
> 0.00% swapper [kernel.vmlinux] [k] timer_base_try_to_set_idle
> 0.00% swapper [kernel.vmlinux] [k] ct_idle_exit
> 0.00% swapper [kernel.vmlinux] [k] __x86_indirect_thunk_rbx
> 0.00% swapper [kernel.vmlinux] [k] fast_mix
> 0.00% swapper [kernel.vmlinux] [k] sched_clock_idle_sleep_event
> 0.00% swapper [kernel.vmlinux] [k] touch_softlockup_watchdog_sched
> 0.00% containerd [kernel.vmlinux] [k] psi_task_switch
> 0.00% swapper [amdgpu] [k] 0x0000000000123820
> 0.00% swapper [kernel.vmlinux] [k] sched_clock
> 0.00% swapper [amdgpu] [k] 0x00000000002f46a5
> 0.00% swapper [amdgpu] [k] 0x0000000000449ff5
> 0.00% containerd [kernel.vmlinux] [k] _copy_to_user
> 0.00% swapper [kernel.vmlinux] [k] enqueue_task
> 0.00% swapper [amdgpu] [k] 0x000000000096f625
> 0.00% swapper [amdgpu] [k] 0x00000000006e7c66
> 0.00% swapper [kernel.vmlinux] [k] hrtimer_interrupt
> 0.00% swapper [kernel.vmlinux] [k] irq_enter_rcu
> 0.00% perf [kernel.vmlinux] [k] _raw_spin_lock_irqsave
> 0.00% perf [kernel.vmlinux] [k] poll_freewait
> 0.00% rcu_preempt [kernel.vmlinux] [k] __rcu_read_lock
> 0.00% swapper [kernel.vmlinux] [k] wake_q_add
> 0.00% kworker/7:1H-kb [kernel.vmlinux] [k] __switch_to_asm
> 0.00% swapper [amdgpu] [k] 0x00000000002f8058
> 0.00% swapper [kernel.vmlinux] [k] sched_clock_tick
> 0.00% swapper [kernel.vmlinux] [k] slab_update_freelist.constprop.0.isra.0
> 0.00% swapper [kernel.vmlinux] [k] tick_nohz_get_next_hrtimer
> 0.00% swapper [kernel.vmlinux] [k] ct_kernel_enter_state
> 0.00% swapper [kernel.vmlinux] [k] hrtimer_next_event_without
> 0.00% swapper [kernel.vmlinux] [k] resched_curr
> 0.00% swapper [amdgpu] [k] 0x0000000000003a55
> 0.00% swapper [amdgpu] [k] 0x000000000045d3df
> 0.00% swapper [amdgpu] [k] 0x000000000098aeb9
> 0.00% containerd [kernel.vmlinux] [k] __switch_to
> 0.00% swapper [kernel.vmlinux] [k] rcu_sched_clock_irq
> 0.00% kworker/9:1-eve [kernel.vmlinux] [k] sched_clock_cpu
> 0.00% swapper [amdgpu] [k] 0x0000000000124ef5
> 0.00% containerd [kernel.vmlinux] [k] update_curr
> 0.00% swapper [drm] [k] 0x0000000000035f4e
> 0.00% swapper [kernel.vmlinux] [k] tmigr_update_events
> 0.00% swapper [kernel.vmlinux] [k] profile_pc
> 0.00% swapper [nvme] [k] 0x0000000000004315
> 0.00% swapper [kernel.vmlinux] [k] raw_spin_rq_unlock
> 0.00% containerd [kernel.vmlinux] [k] posix_get_monotonic_timespec
> 0.00% swapper [amdgpu] [k] 0x0000000000002f4b
> 0.00% swapper [amdgpu] [k] 0x000000000034bf25
> 0.00% perf [kernel.vmlinux] [k] get_page_from_freelist
> 0.00% rcu_preempt [kernel.vmlinux] [k] __mod_timer
> 0.00% perf [kernel.vmlinux] [k] mutex_unlock
> 0.00% swapper [amdgpu] [k] 0x0000000000460f85
> 0.00% swapper [amdgpu] [k] 0x0000000000977ec5
> 0.00% swapper [amdgpu] [k] 0x0000000000977ed6
> 0.00% swapper [kernel.vmlinux] [k] sched_clock_idle_wakeup_event
> 0.00% swapper [amdgpu] [k] 0x0000000000124016
> 0.00% swapper [kernel.vmlinux] [k] pick_next_task_fair
> 0.00% swapper [raid6_pq] [k] 0x000000000001acf5
> 0.00% swapper [amdgpu] [k] 0x0000000000977ec6
> 0.00% systemd-journal [kernel.vmlinux] [k] security_inode_setattr
> 0.00% swapper [kernel.vmlinux] [k] __sysvec_apic_timer_interrupt
> 0.00% swapper [amdgpu] [k] 0x0000000000461985
> 0.00% swapper [amdgpu] [k] 0x0000000000123825
> 0.00% swapper [amdgpu] [k] 0x0000000000126ee9
> 0.00% swapper [amdgpu] [k] 0x000000000096f6cd
> 0.00% perf [kernel.vmlinux] [k] do_syscall_64
> 0.00% systemd-journal [kernel.vmlinux] [k] unmap_mapping_range
> 0.00% systemd-journal libc.so.6 [.] 0x0000000000090a64
> 0.00% containerd [kernel.vmlinux] [k] dequeue_entity
> 0.00% systemd-journal [kernel.vmlinux] [k] dax_layout_busy_page
> 0.00% swapper [kernel.vmlinux] [k] apic_ack_irq
> 0.00% swapper [drm] [k] 0x000000000003d83b
> 0.00% containerd [kernel.vmlinux] [k] __futex_queue
> 0.00% swapper [kernel.vmlinux] [k] complete_all
> 0.00% swapper [amdgpu] [k] 0x000000000098b0d6
> 0.00% swapper [kernel.vmlinux] [k] can_stop_idle_tick
> 0.00% swapper [amdgpu] [k] 0x000000000000dee5
> 0.00% swapper [amdgpu] [k] 0x000000000044ecef
> 0.00% swapper [amdgpu] [k] 0x000000000000dee6
> 0.00% migration/14 [kernel.vmlinux] [k] update_curr_common
> 0.00% rs:main Q:Reg [kernel.vmlinux] [k] ext4_get_group_desc
> 0.00% swapper [kernel.vmlinux] [k] tick_do_update_jiffies64
> 0.00% swapper [kernel.vmlinux] [k] tmigr_cpu_new_timer
> 0.00% kworker/7:1-eve [kernel.vmlinux] [k] free_pcppages_bulk
> 0.00% dockerd [kernel.vmlinux] [k] srso_untrain_ret
> 0.00% dockerd [kernel.vmlinux] [k] update_curr
> 0.00% swapper [amdgpu] [k] 0x0000000000124f0c
> 0.00% swapper [drm] [k] 0x000000000003f455
> 0.00% swapper [amdgpu] [k] 0x00000000003218b5
> 0.00% swapper [kernel.vmlinux] [k] ct_irq_enter
> 0.00% swapper [kernel.vmlinux] [k] ct_irq_exit
> 0.00% swapper [kernel.vmlinux] [k] blk_stat_add
> 0.00% swapper [amdgpu] [k] 0x00000000006e8dd0
> 0.00% swapper [amdgpu] [k] 0x0000000000124f4c
> 0.00% swapper [amdgpu] [k] 0x000000000098aef6
> 0.00% swapper [drm] [k] 0x000000000003f468
> 0.00% swapper [kernel.vmlinux] [k] nohz_balance_enter_idle
> 0.00% swapper [kernel.vmlinux] [k] __wake_up_common
> 0.00% swapper [amdgpu] [k] 0x00000000001240ea
> 0.00% swapper [kernel.vmlinux] [k] __wake_up
> 0.00% swapper [amdgpu] [k] 0x00000000002f7f81
> 0.00% swapper [amdgpu] [k] 0x000000000046f97f
> 0.00% swapper [drm] [k] 0x000000000003f45c
> 0.00% swapper [kernel.vmlinux] [k] __mod_memcg_lruvec_state
> 0.00% swapper [kernel.vmlinux] [k] mempool_free_slab
> 0.00% swapper [amdgpu] [k] 0x0000000000977ef0
> 0.00% swapper [kernel.vmlinux] [k] x86_pmu_disable_all
> 0.00% swapper [amdgpu] [k] 0x00000000002f7f71
> 0.00% kworker/3:1H-kb [kernel.vmlinux] [k] read_hpet
> 0.00% swapper [kernel.vmlinux] [k] psi_task_change
> 0.00% swapper [kernel.vmlinux] [k] perf_adjust_freq_unthr_context
> 0.00% swapper [kernel.vmlinux] [k] account_idle_ticks
> 0.00% swapper [amdgpu] [k] 0x000000000045d365
> 0.00% swapper [kernel.vmlinux] [k] ttwu_do_activate
> 0.00% swapper [raid6_pq] [k] 0x000000000001acc5
> 0.00% swapper [kernel.vmlinux] [k] enqueue_entity
> 0.00% wpa_supplicant [kernel.vmlinux] [k] read_hpet
> 0.00% swapper [amdgpu] [k] 0x0000000000012205
> 0.00% swapper [drm] [k] 0x000000000003d649
> 0.00% containerd [kernel.vmlinux] [k] __update_load_avg_se
> 0.00% rs:main Q:Reg [kernel.vmlinux] [k] futex_wake
> 0.00% swapper [kernel.vmlinux] [k] __x86_indirect_thunk_r13
> 0.00% swapper [kernel.vmlinux] [k] sched_balance_softirq
> 0.00% swapper [kernel.vmlinux] [k] timerqueue_del
> 0.00% swapper [kernel.vmlinux] [k] cpu_util
>
>
> #
> # (Tip: Limit to show entries above 5% only: perf report --percent-limit 5)
> #
--
Masami Hiramatsu (Google) <mhiramat@kernel.org>
prev parent reply other threads:[~2024-09-12 1:09 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-18 12:47 [PATCH v13 00/20] tracing: fprobe: function_graph: Multi-function graph and fprobe on fgraph Masami Hiramatsu (Google)
2024-08-18 12:48 ` [PATCH v13 01/20] tracing: fgraph: Fix to add new fgraph_ops to array after ftrace_startup_subops() Masami Hiramatsu (Google)
2024-08-18 12:48 ` [PATCH v13 02/20] tracing: Add a comment about ftrace_regs definition Masami Hiramatsu (Google)
2024-08-18 12:48 ` [PATCH v13 03/20] tracing: Rename ftrace_regs_return_value to ftrace_regs_get_return_value Masami Hiramatsu (Google)
2024-08-18 12:48 ` [PATCH v13 04/20] function_graph: Pass ftrace_regs to entryfunc Masami Hiramatsu (Google)
2024-08-18 12:48 ` [PATCH v13 05/20] function_graph: Replace fgraph_ret_regs with ftrace_regs Masami Hiramatsu (Google)
2024-08-18 12:48 ` [PATCH v13 06/20] function_graph: Pass ftrace_regs to retfunc Masami Hiramatsu (Google)
2024-08-18 12:49 ` [PATCH v13 07/20] fprobe: Use ftrace_regs in fprobe entry handler Masami Hiramatsu (Google)
2024-08-18 12:49 ` [PATCH v13 08/20] fprobe: Use ftrace_regs in fprobe exit handler Masami Hiramatsu (Google)
2024-08-18 12:49 ` [PATCH v13 09/20] tracing: Add ftrace_partial_regs() for converting ftrace_regs to pt_regs Masami Hiramatsu (Google)
2024-08-18 12:49 ` [PATCH v13 10/20] tracing: Add ftrace_fill_perf_regs() for perf event Masami Hiramatsu (Google)
2024-08-18 12:49 ` [PATCH v13 11/20] tracing/fprobe: Enable fprobe events with CONFIG_DYNAMIC_FTRACE_WITH_ARGS Masami Hiramatsu (Google)
2024-08-18 12:49 ` [PATCH v13 12/20] bpf: Enable kprobe_multi feature if CONFIG_FPROBE is enabled Masami Hiramatsu (Google)
2024-08-18 12:50 ` [PATCH v13 13/20] ftrace: Add CONFIG_HAVE_FTRACE_GRAPH_FUNC Masami Hiramatsu (Google)
2024-08-18 12:50 ` [PATCH v13 14/20] fprobe: Rewrite fprobe on function-graph tracer Masami Hiramatsu (Google)
2024-08-18 12:50 ` [PATCH v13 15/20] tracing: Fix function timing profiler to initialize hashtable Masami Hiramatsu (Google)
2024-08-18 12:50 ` [PATCH v13 16/20] tracing/fprobe: Remove nr_maxactive from fprobe Masami Hiramatsu (Google)
2024-08-18 12:50 ` [PATCH v13 17/20] selftests: ftrace: Remove obsolate maxactive syntax check Masami Hiramatsu (Google)
2024-08-18 12:51 ` [PATCH v13 18/20] selftests/ftrace: Add a test case for repeating register/unregister fprobe Masami Hiramatsu (Google)
2024-08-18 12:51 ` [PATCH v13 19/20] Documentation: probes: Update fprobe on function-graph tracer Masami Hiramatsu (Google)
2024-08-18 12:51 ` [PATCH v13 20/20] fgraph: Skip recording calltime/rettime if it is not nneeded Masami Hiramatsu (Google)
2024-09-11 0:24 ` [PATCH v13 00/20] tracing: fprobe: function_graph: Multi-function graph and fprobe on fgraph Masami Hiramatsu
2024-09-11 23:49 ` Masami Hiramatsu
2024-09-11 18:27 ` Jiri Olsa
2024-09-12 1:09 ` Masami Hiramatsu [this message]
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