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| author | Masami Hiramatsu <mhiramat@kernel.org> | 2021-09-14 23:39:25 +0900 |
|---|---|---|
| committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2021-09-30 21:24:05 -0400 |
| commit | 9c89bb8e327203bc27e09ebd82d8f61ac2ae8b24 (patch) | |
| tree | 9c95b9ff025cc85e46d06e4876eddd94b28c57b4 /arch/arm64/kernel/probes | |
| parent | 4402deae8993fb0e25a19bb999b38df13e25a7e0 (diff) | |
| download | linux-stable-9c89bb8e327203bc27e09ebd82d8f61ac2ae8b24.tar.gz linux-stable-9c89bb8e327203bc27e09ebd82d8f61ac2ae8b24.tar.bz2 linux-stable-9c89bb8e327203bc27e09ebd82d8f61ac2ae8b24.zip | |
kprobes: treewide: Cleanup the error messages for kprobes
This clean up the error/notification messages in kprobes related code.
Basically this defines 'pr_fmt()' macros for each files and update
the messages which describes
- what happened,
- what is the kernel going to do or not do,
- is the kernel fine,
- what can the user do about it.
Also, if the message is not needed (e.g. the function returns unique
error code, or other error message is already shown.) remove it,
and replace the message with WARN_*() macros if suitable.
Link: https://lkml.kernel.org/r/163163036568.489837.14085396178727185469.stgit@devnote2
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'arch/arm64/kernel/probes')
| -rw-r--r-- | arch/arm64/kernel/probes/kprobes.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm64/kernel/probes/kprobes.c b/arch/arm64/kernel/probes/kprobes.c index 6dbcc89f6662..ce429cbacd35 100644 --- a/arch/arm64/kernel/probes/kprobes.c +++ b/arch/arm64/kernel/probes/kprobes.c @@ -7,6 +7,9 @@ * Copyright (C) 2013 Linaro Limited. * Author: Sandeepa Prabhu <sandeepa.prabhu@linaro.org> */ + +#define pr_fmt(fmt) "kprobes: " fmt + #include <linux/extable.h> #include <linux/kasan.h> #include <linux/kernel.h> @@ -218,7 +221,7 @@ static int __kprobes reenter_kprobe(struct kprobe *p, break; case KPROBE_HIT_SS: case KPROBE_REENTER: - pr_warn("Unrecoverable kprobe detected.\n"); + pr_warn("Failed to recover from reentered kprobes.\n"); dump_kprobe(p); BUG(); break; |