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| author |   Kees Cook <keescook@chromium.org> | 2020-05-07 19:36:22 -0700 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2020-05-30 10:34:03 -0700 |
| commit | fb13cb8a0482105a415e24042209d02a684255e2 (patch) | |
| tree | 8cc5c83aea2f8c4b2676b0075e0d8200b02b8da3 /include | |
| parent | printk: honor the max_reason field in kmsg_dumper (diff) | |
| download | wireguard-linux-fb13cb8a0482105a415e24042209d02a684255e2.tar.xz wireguard-linux-fb13cb8a0482105a415e24042209d02a684255e2.zip | |
printk: Introduce kmsg_dump_reason_str()
The pstore subsystem already had a private version of this function.
With the coming addition of the pstore/zone driver, this needs to be
shared. As it really should live with printk, move it there instead.
Link: https://lore.kernel.org/lkml/20200515184434.8470-4-keescook@chromium.org/
Acked-by: Petr Mladek <pmladek@suse.com>
Acked-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Reviewed-by: Pavel Tatashin <pasha.tatashin@soleen.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/kmsg_dump.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/kmsg_dump.h b/include/linux/kmsg_dump.h index 9826014771ab..3378bcbe585e 100644 --- a/include/linux/kmsg_dump.h +++ b/include/linux/kmsg_dump.h @@ -70,6 +70,8 @@ void kmsg_dump_rewind(struct kmsg_dumper *dumper); int kmsg_dump_register(struct kmsg_dumper *dumper); int kmsg_dump_unregister(struct kmsg_dumper *dumper); + +const char *kmsg_dump_reason_str(enum kmsg_dump_reason reason); #else static inline void kmsg_dump(enum kmsg_dump_reason reason) { @@ -111,6 +113,11 @@ static inline int kmsg_dump_unregister(struct kmsg_dumper *dumper) { return -EINVAL; } + +static inline const char *kmsg_dump_reason_str(enum kmsg_dump_reason reason) +{ + return "Disabled"; +} #endif #endif /* _LINUX_KMSG_DUMP_H */ |