From: Milind Chabbi <chabbi.milind@gmail.com>
To: jolsa@redhat.com
Cc: chabbi.milind@gmail.com, Peter Zijlstra <a.p.zijlstra@chello.nl>,
Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
linux-kernel@vger.kernel.org
Subject: [PATCH] perf/core: Enable the bp only if the .disable field is 0.
Date: Mon, 27 Nov 2017 01:43:50 -0500 [thread overview]
Message-ID: <1511765030-20132-1-git-send-email-chabbi.milind@gmail.com> (raw)
In-Reply-To: <20171126193132.GA7595@krava>
Signed-off-by: Milind Chabbi <chabbi.milind@gmail.com>
---
kernel/events/core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 35747a58ffb4..1b8eae85e9de 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -2659,7 +2659,8 @@ static int perf_event_modify_breakpoint(struct perf_event *bp,
return err;
}
- _perf_event_enable(bp);
+ if (!attr->disabled)
+ _perf_event_enable(bp);
return 0;
}
--
2.14.1
next prev parent reply other threads:[~2017-11-27 6:45 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CAMmz+Y=Py0dw63tuww+Oa4rWi_Hghhs3DHmNX=Tf1Yt_JH4O+Q@mail.gmail.com>
2017-11-06 9:23 ` [PATCH] perf/core: fast breakpoint modification via _IOC_MODIFY_BREAKPOINT Jiri Olsa
[not found] ` <CAMmz+YkB955Na6wOMmgqZX_TxqsBh86FiLi8EXmOrg1vwm-fGA@mail.gmail.com>
2017-11-08 14:15 ` Jiri Olsa
2017-11-08 15:02 ` Milind Chabbi
2017-11-08 15:12 ` Jiri Olsa
2017-11-08 15:51 ` Milind Chabbi
2017-11-08 15:57 ` Jiri Olsa
2017-11-08 16:59 ` Milind Chabbi
2017-11-09 7:52 ` Jiri Olsa
2017-11-09 13:12 ` Jiri Olsa
2017-11-09 18:59 ` Milind Chabbi
2017-11-12 19:09 ` Milind Chabbi
2017-11-13 7:46 ` Jiri Olsa
2017-11-13 8:02 ` Milind Chabbi
2017-11-26 19:31 ` Jiri Olsa
2017-11-27 6:43 ` Milind Chabbi [this message]
2017-11-27 6:50 ` [PATCH] perf/core: Enable the bp only if the .disable field is 0 Milind Chabbi
2017-11-27 9:25 ` Jiri Olsa
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