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From: Peter Zijlstra <peterz@infradead.org>
To: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Cc: Jiri Olsa <olsajiri@gmail.com>, Song Liu <song@kernel.org>,
	Song Liu <songliubraving@meta.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	X86 ML <x86@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>,
	"David S. Miller" <davem@davemloft.net>,
	David Ahern <dsahern@kernel.org>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>,
	Martin KaFai Lau <martin.lau@linux.dev>,
	Yonghong Song <yonghong.song@linux.dev>,
	John Fastabend <john.fastabend@gmail.com>,
	KP Singh <kpsingh@kernel.org>,
	Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Sami Tolvanen <samitolvanen@google.com>,
	Kees Cook <keescook@chromium.org>,
	Nathan Chancellor <nathan@kernel.org>,
	Nick Desaulniers <ndesaulniers@google.com>,
	linux-riscv <linux-riscv@lists.infradead.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Network Development <netdev@vger.kernel.org>,
	bpf <bpf@vger.kernel.org>,
	linux-arch <linux-arch@vger.kernel.org>,
	clang-built-linux <llvm@lists.linux.dev>,
	Josh Poimboeuf <jpoimboe@kernel.org>,
	Joao Moreira <joao@overdrivepizza.com>,
	Mark Rutland <mark.rutland@arm.com>
Subject: Re: [PATCH v2 2/2] x86/cfi,bpf: Fix BPF JIT call
Date: Fri, 8 Dec 2023 14:40:41 +0100	[thread overview]
Message-ID: <20231208134041.GD28727@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <20231208102940.GB28727@noisy.programming.kicks-ass.net>

On Fri, Dec 08, 2023 at 11:29:40AM +0100, Peter Zijlstra wrote:
> The only problem I now have is the one XXX, I'm not entirely sure what
> signature to use there.

> @@ -119,6 +119,7 @@ int bpf_struct_ops_test_run(struct bpf_p
>  	op_idx = prog->expected_attach_type;
>  	err = bpf_struct_ops_prepare_trampoline(tlinks, link,
>  						&st_ops->func_models[op_idx],
> +						/* XXX */ NULL,
>  						image, image + PAGE_SIZE);
>  	if (err < 0)
>  		goto out;

Duh, that should ofcourse be something of dummy_ops_test_ret_fn type.
Let me go fix that.

WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <peterz@infradead.org>
To: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Cc: Jiri Olsa <olsajiri@gmail.com>, Song Liu <song@kernel.org>,
	Song Liu <songliubraving@meta.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	X86 ML <x86@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>,
	"David S. Miller" <davem@davemloft.net>,
	David Ahern <dsahern@kernel.org>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>,
	Martin KaFai Lau <martin.lau@linux.dev>,
	Yonghong Song <yonghong.song@linux.dev>,
	John Fastabend <john.fastabend@gmail.com>,
	KP Singh <kpsingh@kernel.org>,
	Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Sami Tolvanen <samitolvanen@google.com>,
	Kees Cook <keescook@chromium.org>,
	Nathan Chancellor <nathan@kernel.org>,
	Nick Desaulniers <ndesaulniers@google.com>,
	linux-riscv <linux-riscv@lists.infradead.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Network Development <netdev@vger.kernel.org>,
	bpf <bpf@vger.kernel.org>,
	linux-arch <linux-arch@vger.kernel.org>,
	clang-built-linux <llvm@lists.linux.dev>,
	Josh Poimboeuf <jpoimboe@kernel.org>,
	Joao Moreira <joao@overdrivepizza.com>,
	Mark Rutland <mark.rutland@arm.com>
Subject: Re: [PATCH v2 2/2] x86/cfi,bpf: Fix BPF JIT call
Date: Fri, 8 Dec 2023 14:40:41 +0100	[thread overview]
Message-ID: <20231208134041.GD28727@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <20231208102940.GB28727@noisy.programming.kicks-ass.net>

On Fri, Dec 08, 2023 at 11:29:40AM +0100, Peter Zijlstra wrote:
> The only problem I now have is the one XXX, I'm not entirely sure what
> signature to use there.

> @@ -119,6 +119,7 @@ int bpf_struct_ops_test_run(struct bpf_p
>  	op_idx = prog->expected_attach_type;
>  	err = bpf_struct_ops_prepare_trampoline(tlinks, link,
>  						&st_ops->func_models[op_idx],
> +						/* XXX */ NULL,
>  						image, image + PAGE_SIZE);
>  	if (err < 0)
>  		goto out;

Duh, that should ofcourse be something of dummy_ops_test_ret_fn type.
Let me go fix that.

_______________________________________________
linux-riscv mailing list
linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv

  reply	other threads:[~2023-12-08 13:41 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-30 13:36 [PATCH v2 0/2] x86/bpf: Fix FineIBT vs eBPF Peter Zijlstra
2023-11-30 13:36 ` Peter Zijlstra
2023-11-30 13:36 ` [PATCH v2 1/2] cfi: Flip headers Peter Zijlstra
2023-11-30 13:36   ` Peter Zijlstra
2023-12-04 19:18   ` Sami Tolvanen
2023-12-04 19:18     ` Sami Tolvanen
2023-11-30 13:36 ` [PATCH v2 2/2] x86/cfi,bpf: Fix BPF JIT call Peter Zijlstra
2023-11-30 13:36   ` Peter Zijlstra
2023-12-03 22:56   ` Alexei Starovoitov
2023-12-03 22:56     ` Alexei Starovoitov
2023-12-04  9:13     ` Peter Zijlstra
2023-12-04  9:13       ` Peter Zijlstra
2023-12-04 11:11       ` Peter Zijlstra
2023-12-04 11:11         ` Peter Zijlstra
2023-12-04 12:52         ` Peter Zijlstra
2023-12-04 12:52           ` Peter Zijlstra
2023-12-04 17:25           ` Jiri Olsa
2023-12-04 17:25             ` Jiri Olsa
2023-12-04 18:16             ` Peter Zijlstra
2023-12-04 18:16               ` Peter Zijlstra
2023-12-04 18:33               ` Peter Zijlstra
2023-12-04 18:33                 ` Peter Zijlstra
2023-12-04 18:58                 ` Sami Tolvanen
2023-12-04 18:58                   ` Sami Tolvanen
2023-12-05  1:18                 ` Alexei Starovoitov
2023-12-05  1:18                   ` Alexei Starovoitov
2023-12-06 15:35                   ` Peter Zijlstra
2023-12-06 15:35                     ` Peter Zijlstra
2023-12-06 16:38                   ` Peter Zijlstra
2023-12-06 16:38                     ` Peter Zijlstra
2023-12-06 18:37                     ` Peter Zijlstra
2023-12-06 18:37                       ` Peter Zijlstra
2023-12-06 21:39                       ` Alexei Starovoitov
2023-12-06 21:39                         ` Alexei Starovoitov
2023-12-07  9:31                         ` Peter Zijlstra
2023-12-07  9:31                           ` Peter Zijlstra
2023-12-07 22:32                           ` Alexei Starovoitov
2023-12-07 22:32                             ` Alexei Starovoitov
2023-12-08 10:29                             ` Peter Zijlstra
2023-12-08 10:29                               ` Peter Zijlstra
2023-12-08 13:40                               ` Peter Zijlstra [this message]
2023-12-08 13:40                                 ` Peter Zijlstra
2023-12-08 17:21                                 ` Peter Zijlstra
2023-12-08 17:21                                   ` Peter Zijlstra
2023-12-08 19:40                                   ` Alexei Starovoitov
2023-12-08 19:40                                     ` Alexei Starovoitov
2023-12-08 20:27                                     ` Peter Zijlstra
2023-12-08 20:27                                       ` Peter Zijlstra
2023-12-08 20:35                                     ` Peter Zijlstra
2023-12-08 20:35                                       ` Peter Zijlstra
2023-12-08 20:41                                       ` Alexei Starovoitov
2023-12-08 20:41                                         ` Alexei Starovoitov
2023-12-08 20:52                                         ` Peter Zijlstra
2023-12-08 20:52                                           ` Peter Zijlstra
2023-12-08 20:58                                           ` Alexei Starovoitov
2023-12-08 20:58                                             ` Alexei Starovoitov
2023-12-08 22:45                                             ` Peter Zijlstra
2023-12-08 22:45                                               ` Peter Zijlstra
2023-12-09  4:51                                               ` Alexei Starovoitov
2023-12-09  4:51                                                 ` Alexei Starovoitov
2023-12-08 19:32                                 ` Alexei Starovoitov
2023-12-08 19:32                                   ` Alexei Starovoitov
2023-12-08 20:18                                   ` Peter Zijlstra
2023-12-08 20:18                                     ` Peter Zijlstra
2023-12-08 20:45                                     ` Alexei Starovoitov
2023-12-08 20:45                                       ` Alexei Starovoitov
2023-12-08 20:56                                       ` Peter Zijlstra
2023-12-08 20:56                                         ` Peter Zijlstra
2023-12-08 21:04                                         ` Alexei Starovoitov
2023-12-08 21:04                                           ` Alexei Starovoitov

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