* [PATCH][next] perf: remove unused pointer task_ctx
@ 2022-10-28 12:25 Colin Ian King
2022-11-16 9:14 ` [tip: perf/core] perf: Remove " tip-bot2 for Colin Ian King
0 siblings, 1 reply; 2+ messages in thread
From: Colin Ian King @ 2022-10-28 12:25 UTC (permalink / raw)
To: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
Mark Rutland, Alexander Shishkin, Jiri Olsa, Namhyung Kim,
linux-perf-users
Cc: kernel-janitors, linux-kernel
The pointer task_ctx is being assigned a value that is not read, the
assignment is redundant and so is the pointer. Remove it
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
---
kernel/events/core.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/kernel/events/core.c b/kernel/events/core.c
index ebd9ebd53238..e7c0df152c8f 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -4215,7 +4215,6 @@ static bool perf_rotate_context(struct perf_cpu_pmu_context *cpc)
struct perf_cpu_context *cpuctx = this_cpu_ptr(&cpu_context);
struct perf_event_pmu_context *cpu_epc, *task_epc = NULL;
struct perf_event *cpu_event = NULL, *task_event = NULL;
- struct perf_event_context *task_ctx = NULL;
int cpu_rotate, task_rotate;
struct pmu *pmu;
@@ -4229,7 +4228,6 @@ static bool perf_rotate_context(struct perf_cpu_pmu_context *cpc)
task_epc = cpc->task_epc;
cpu_rotate = cpu_epc->rotate_necessary;
- task_ctx = cpuctx->task_ctx;
task_rotate = task_epc ? task_epc->rotate_necessary : 0;
if (!(cpu_rotate || task_rotate))
--
2.37.3
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [tip: perf/core] perf: Remove unused pointer task_ctx
2022-10-28 12:25 [PATCH][next] perf: remove unused pointer task_ctx Colin Ian King
@ 2022-11-16 9:14 ` tip-bot2 for Colin Ian King
0 siblings, 0 replies; 2+ messages in thread
From: tip-bot2 for Colin Ian King @ 2022-11-16 9:14 UTC (permalink / raw)
To: linux-tip-commits
Cc: Colin Ian King, Peter Zijlstra (Intel), x86, linux-kernel
The following commit has been merged into the perf/core branch of tip:
Commit-ID: 3ce1cb7eee70335b6d4f50fadec264473e9566c3
Gitweb: https://git.kernel.org/tip/3ce1cb7eee70335b6d4f50fadec264473e9566c3
Author: Colin Ian King <colin.i.king@gmail.com>
AuthorDate: Fri, 28 Oct 2022 13:25:45 +01:00
Committer: Peter Zijlstra <peterz@infradead.org>
CommitterDate: Tue, 15 Nov 2022 22:30:11 +01:00
perf: Remove unused pointer task_ctx
The pointer task_ctx is being assigned a value that is not read, the
assignment is redundant and so is the pointer. Remove it
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20221028122545.528999-1-colin.i.king@gmail.com
---
kernel/events/core.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/kernel/events/core.c b/kernel/events/core.c
index ec2abc5..baa2997 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -4215,7 +4215,6 @@ static bool perf_rotate_context(struct perf_cpu_pmu_context *cpc)
struct perf_cpu_context *cpuctx = this_cpu_ptr(&perf_cpu_context);
struct perf_event_pmu_context *cpu_epc, *task_epc = NULL;
struct perf_event *cpu_event = NULL, *task_event = NULL;
- struct perf_event_context *task_ctx = NULL;
int cpu_rotate, task_rotate;
struct pmu *pmu;
@@ -4229,7 +4228,6 @@ static bool perf_rotate_context(struct perf_cpu_pmu_context *cpc)
task_epc = cpc->task_epc;
cpu_rotate = cpu_epc->rotate_necessary;
- task_ctx = cpuctx->task_ctx;
task_rotate = task_epc ? task_epc->rotate_necessary : 0;
if (!(cpu_rotate || task_rotate))
^ permalink raw reply related [flat|nested] 2+ messages in thread
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