diff options
| author | Ze Gao | 2023-05-17 11:45:09 +0800 |
|---|---|---|
| committer | Masami Hiramatsu (Google) | 2023-05-18 07:08:01 +0900 |
| commit | 571a2a50a8fc546145ffd3bf673547e9fe128ed2 (patch) | |
| tree | c45cc84354756fe582989eb549e59a9441e9a476 /arch/s390 | |
| parent | 2752741080f84f9b2fc93fa92735315d10a415bf (diff) | |
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>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/kernel/Makefile | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile index 8983837b3565..6b2a051e1f8a 100644 --- a/arch/s390/kernel/Makefile +++ b/arch/s390/kernel/Makefile @@ -10,6 +10,7 @@ CFLAGS_REMOVE_ftrace.o = $(CC_FLAGS_FTRACE) # Do not trace early setup code CFLAGS_REMOVE_early.o = $(CC_FLAGS_FTRACE) +CFLAGS_REMOVE_rethook.o = $(CC_FLAGS_FTRACE) endif |