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author | Benjamin Thiel <b.thiel@posteo.de> | 2020-01-09 14:13:51 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2020-01-28 21:26:44 +0100 |
commit | f1ec3a517b4352e78dbef6b1e591f43202ecb3fe (patch) | |
tree | 27ed74cbaf68087d6d5a7d9adaf3ef24db96843e | |
parent | 07c5972951f088094776038006a0592a46d14bbc (diff) | |
download | linux-stable-f1ec3a517b4352e78dbef6b1e591f43202ecb3fe.tar.gz linux-stable-f1ec3a517b4352e78dbef6b1e591f43202ecb3fe.tar.bz2 linux-stable-f1ec3a517b4352e78dbef6b1e591f43202ecb3fe.zip |
kernel/events: Add a missing prototype for arch_perf_update_userpage()
... in order to fix a -Wmissing-prototype warning.
No functional changes.
Signed-off-by: Benjamin Thiel <b.thiel@posteo.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lkml.kernel.org/r/20200109131351.9468-1-b.thiel@posteo.de
-rw-r--r-- | include/linux/perf_event.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 6d4c22aee384..52928e089bc7 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -1544,4 +1544,8 @@ int perf_event_exit_cpu(unsigned int cpu); #define perf_event_exit_cpu NULL #endif +extern void __weak arch_perf_update_userpage(struct perf_event *event, + struct perf_event_mmap_page *userpg, + u64 now); + #endif /* _LINUX_PERF_EVENT_H */ |