From: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
To: Leon Hwang <hffilwlqm@gmail.com>
Cc: <bpf@vger.kernel.org>, <ast@kernel.org>, <daniel@iogearbox.net>,
<andrii@kernel.org>, <jakub@cloudflare.com>, <iii@linux.ibm.com>,
<hengqi.chen@gmail.com>
Subject: Re: [RFC PATCH bpf-next v2 3/4] bpf, x64: Load tail_call_cnt pointer
Date: Mon, 11 Dec 2023 19:03:55 +0100 [thread overview]
Message-ID: <ZXdPC1pH0tBY85B5@boxer> (raw)
In-Reply-To: <20231011152725.95895-4-hffilwlqm@gmail.com>
On Wed, Oct 11, 2023 at 11:27:24PM +0800, Leon Hwang wrote:
> Rename RESTORE_TAIL_CALL_CNT() to LOAD_TAIL_CALL_CNT_PTR().
>
> With previous commit, rax is used to propagate tail_call_cnt pointer
> instead of tail_call_cnt. So, LOAD_TAIL_CALL_CNT_PTR() is better.
>
> Signed-off-by: Leon Hwang <hffilwlqm@gmail.com>
IMHO this is out of the scope for this set. We are going to target the bpf
tree and this patch can be send to bpf-next in the future.
> ---
> arch/x86/net/bpf_jit_comp.c | 18 +++++++++---------
> 1 file changed, 9 insertions(+), 9 deletions(-)
>
next prev parent reply other threads:[~2023-12-11 18:04 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-11 15:27 [RFC PATCH bpf-next v2 0/4] bpf, x64: Fix tailcall hierarchy Leon Hwang
2023-10-11 15:27 ` [RFC PATCH bpf-next v2 1/4] bpf, x64: Emit nops for X86_PATCH Leon Hwang
2023-12-05 13:08 ` Maciej Fijalkowski
2023-10-11 15:27 ` [RFC PATCH bpf-next v2 2/4] bpf, x64: Fix tailcall hierarchy Leon Hwang
2023-12-05 23:03 ` Maciej Fijalkowski
2023-12-06 6:51 ` Leon Hwang
2023-12-11 18:02 ` Maciej Fijalkowski
2023-12-13 2:48 ` Leon Hwang
2023-12-21 12:02 ` Maciej Fijalkowski
2023-12-21 14:56 ` Leon Hwang
2024-01-04 6:23 ` Alexei Starovoitov
2023-10-11 15:27 ` [RFC PATCH bpf-next v2 3/4] bpf, x64: Load tail_call_cnt pointer Leon Hwang
2023-12-11 18:03 ` Maciej Fijalkowski [this message]
2023-12-13 2:49 ` Leon Hwang
2023-10-11 15:27 ` [RFC PATCH bpf-next v2 4/4] selftests/bpf: Add testcases for tailcall hierarchy fixing Leon Hwang
2023-12-11 18:05 ` Maciej Fijalkowski
2023-12-13 3:09 ` Leon Hwang
2023-11-16 8:33 ` [RFC PATCH bpf-next v2 0/4] bpf, x64: Fix tailcall hierarchy Leon Hwang
2023-11-17 21:40 ` Alexei Starovoitov
2023-11-20 12:41 ` Maciej Fijalkowski
2023-12-05 3:09 ` Alexei Starovoitov
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