]> git.itanic.dy.fi Git - linux-stable/commit
rethook, fprobe: do not trace rethook related functions
authorZe Gao <zegao2021@gmail.com>
Wed, 17 May 2023 03:45:09 +0000 (11:45 +0800)
committerMasami Hiramatsu (Google) <mhiramat@kernel.org>
Wed, 17 May 2023 22:08:01 +0000 (07:08 +0900)
commit571a2a50a8fc546145ffd3bf673547e9fe128ed2
treec45cc84354756fe582989eb549e59a9441e9a476
parent2752741080f84f9b2fc93fa92735315d10a415bf
rethook, fprobe: do not trace rethook related functions

These functions are already marked as NOKPROBE to prevent recursion and
we have the same reason to blacklist them if rethook is used with fprobe,
since they are beyond the recursion-free region ftrace can guard.

Link: https://lore.kernel.org/all/20230517034510.15639-5-zegao@tencent.com/
Fixes: f3a112c0c40d ("x86,rethook,kprobes: Replace kretprobe with rethook on x86")
Signed-off-by: Ze Gao <zegao@tencent.com>
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Cc: stable@vger.kernel.org
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
arch/riscv/kernel/probes/Makefile
arch/s390/kernel/Makefile
arch/x86/kernel/Makefile