* [PATCH] perf/core: drop the useless LIST_HEAD in perf_event_remove_on_exec()
@ 2022-05-27 10:03 Haowen Bai
2022-05-27 10:15 ` [tip: perf/urgent] perf/core: Remove unused local variable tip-bot2 for Haowen Bai
0 siblings, 1 reply; 2+ messages in thread
From: Haowen Bai @ 2022-05-27 10:03 UTC (permalink / raw
To: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
Mark Rutland, Alexander Shishkin, Jiri Olsa, Namhyung Kim
Cc: Haowen Bai, linux-perf-users, linux-kernel
Drop LIST_HEAD where the variable it declares is never used.
Signed-off-by: Haowen Bai <baihaowen@meizu.com>
---
kernel/events/core.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 950b25c3f210..80782cddb1da 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -4257,7 +4257,6 @@ static void perf_event_remove_on_exec(int ctxn)
{
struct perf_event_context *ctx, *clone_ctx = NULL;
struct perf_event *event, *next;
- LIST_HEAD(free_list);
unsigned long flags;
bool modified = false;
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [tip: perf/urgent] perf/core: Remove unused local variable
2022-05-27 10:03 [PATCH] perf/core: drop the useless LIST_HEAD in perf_event_remove_on_exec() Haowen Bai
@ 2022-05-27 10:15 ` tip-bot2 for Haowen Bai
0 siblings, 0 replies; 2+ messages in thread
From: tip-bot2 for Haowen Bai @ 2022-05-27 10:15 UTC (permalink / raw
To: linux-tip-commits; +Cc: Haowen Bai, Ingo Molnar, x86, linux-kernel
The following commit has been merged into the perf/urgent branch of tip:
Commit-ID: 8b4dd2d8627e88dc3bd71bf29c48aaae2b69572b
Gitweb: https://git.kernel.org/tip/8b4dd2d8627e88dc3bd71bf29c48aaae2b69572b
Author: Haowen Bai <baihaowen@meizu.com>
AuthorDate: Fri, 27 May 2022 18:03:54 +08:00
Committer: Ingo Molnar <mingo@kernel.org>
CommitterDate: Fri, 27 May 2022 12:14:16 +02:00
perf/core: Remove unused local variable
Drop LIST_HEAD() where the variable it declares is never used.
Compiler probably never warned us, because the LIST_HEAD()
initializer is technically 'usage'.
[ mingo: Tweak changelog. ]
Signed-off-by: Haowen Bai <baihaowen@meizu.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/1653645835-29206-1-git-send-email-baihaowen@meizu.com
---
kernel/events/core.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 950b25c..80782cd 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -4257,7 +4257,6 @@ static void perf_event_remove_on_exec(int ctxn)
{
struct perf_event_context *ctx, *clone_ctx = NULL;
struct perf_event *event, *next;
- LIST_HEAD(free_list);
unsigned long flags;
bool modified = false;
^ permalink raw reply related [flat|nested] 2+ messages in thread
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2022-05-27 10:03 [PATCH] perf/core: drop the useless LIST_HEAD in perf_event_remove_on_exec() Haowen Bai
2022-05-27 10:15 ` [tip: perf/urgent] perf/core: Remove unused local variable tip-bot2 for Haowen Bai
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