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authorJiri Olsa <jolsa@kernel.org>2018-08-27 11:12:26 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2018-08-30 14:49:23 -0300
commitcb45302d7c5e20f0c0598cdbd7753fa44daceb2a (patch)
tree4c967972893d85b5d937e531d21a3ee0c3b5fba7 /kernel/events
parentbd14406b78e6daa1ea3c1673bda1ffc9efdeead0 (diff)
perf/hw_breakpoint: Remove superfluous bp->attr.disabled = 0
Once the breakpoint was succesfully modified, the attr->disabled value is in bp->attr.disabled. So there's no reason to set it again, removing that. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Acked-by: Frederic Weisbecker <frederic@kernel.org> Acked-by: Oleg Nesterov <oleg@redhat.com> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Milind Chabbi <chabbi.milind@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20180827091228.2878-4-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'kernel/events')
-rw-r--r--kernel/events/hw_breakpoint.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/events/hw_breakpoint.c b/kernel/events/hw_breakpoint.c
index fb229d9c7f3c..3e560d7609fd 100644
--- a/kernel/events/hw_breakpoint.c
+++ b/kernel/events/hw_breakpoint.c
@@ -526,10 +526,9 @@ int modify_user_hw_breakpoint(struct perf_event *bp, struct perf_event_attr *att
if (err)
return err;
- if (!attr->disabled) {
+ if (!attr->disabled)
perf_event_enable(bp);
- bp->attr.disabled = 0;
- }
+
return 0;
}
EXPORT_SYMBOL_GPL(modify_user_hw_breakpoint);