* [PATCH] ring-buffer: Fix memleak in ring_buffer_free()
@ 2009-08-07 10:49 Eric Dumazet
2009-08-07 15:15 ` Steven Rostedt
` (2 more replies)
0 siblings, 3 replies; 5+ messages in thread
From: Eric Dumazet @ 2009-08-07 10:49 UTC (permalink / raw)
To: Steven Rostedt; +Cc: linux kernel, stable
I noticed oprofile memleaked in linux-2.6 current tree,
and tracked this ring-buffer leak.
This is a stable candidate.
[PATCH] ring-buffer: Fix memleak in ring_buffer_free()
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
---
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index bf27bb7..c1d874e 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -735,6 +735,7 @@ ring_buffer_free(struct ring_buffer *buffer)
put_online_cpus();
+ kfree(buffer->buffers);
free_cpumask_var(buffer->cpumask);
kfree(buffer);
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH] ring-buffer: Fix memleak in ring_buffer_free()
2009-08-07 10:49 [PATCH] ring-buffer: Fix memleak in ring_buffer_free() Eric Dumazet
@ 2009-08-07 15:15 ` Steven Rostedt
2009-08-07 17:36 ` [GIT PULL] " Steven Rostedt
2009-08-08 14:57 ` [tip:tracing/urgent] " tip-bot for Eric Dumazet
2 siblings, 0 replies; 5+ messages in thread
From: Steven Rostedt @ 2009-08-07 15:15 UTC (permalink / raw)
To: Eric Dumazet; +Cc: linux kernel, stable
On Fri, 7 Aug 2009, Eric Dumazet wrote:
> I noticed oprofile memleaked in linux-2.6 current tree,
> and tracked this ring-buffer leak.
>
> This is a stable candidate.
Thanks! I'll pull it in now.
-- Steve
>
> [PATCH] ring-buffer: Fix memleak in ring_buffer_free()
>
> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
> ---
> diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
> index bf27bb7..c1d874e 100644
> --- a/kernel/trace/ring_buffer.c
> +++ b/kernel/trace/ring_buffer.c
> @@ -735,6 +735,7 @@ ring_buffer_free(struct ring_buffer *buffer)
>
> put_online_cpus();
>
> + kfree(buffer->buffers);
> free_cpumask_var(buffer->cpumask);
>
> kfree(buffer);
>
^ permalink raw reply [flat|nested] 5+ messages in thread
* [GIT PULL] ring-buffer: Fix memleak in ring_buffer_free()
2009-08-07 10:49 [PATCH] ring-buffer: Fix memleak in ring_buffer_free() Eric Dumazet
2009-08-07 15:15 ` Steven Rostedt
@ 2009-08-07 17:36 ` Steven Rostedt
2009-08-08 14:53 ` Ingo Molnar
2009-08-08 14:57 ` [tip:tracing/urgent] " tip-bot for Eric Dumazet
2 siblings, 1 reply; 5+ messages in thread
From: Steven Rostedt @ 2009-08-07 17:36 UTC (permalink / raw)
To: Ingo Molnar; +Cc: Eric Dumazet, linux kernel, stable
Ingo,
Please pull the latest tip/tracing/urgent tree, which can be found at:
git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace.git
tip/tracing/urgent
Eric Dumazet (1):
ring-buffer: Fix memleak in ring_buffer_free()
----
kernel/trace/ring_buffer.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
---------------------------
commit bd3f02212d6a457267e0c9c02c426151c436d9d4
Author: Eric Dumazet <eric.dumazet@gmail.com>
Date: Fri Aug 7 12:49:29 2009 +0200
ring-buffer: Fix memleak in ring_buffer_free()
I noticed oprofile memleaked in linux-2.6 current tree,
and tracked this ring-buffer leak.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
LKML-Reference: <4A7C06B9.2090302@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index d4d3580..a330513 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -735,6 +735,7 @@ ring_buffer_free(struct ring_buffer *buffer)
put_online_cpus();
+ kfree(buffer->buffers);
free_cpumask_var(buffer->cpumask);
kfree(buffer);
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [GIT PULL] ring-buffer: Fix memleak in ring_buffer_free()
2009-08-07 17:36 ` [GIT PULL] " Steven Rostedt
@ 2009-08-08 14:53 ` Ingo Molnar
0 siblings, 0 replies; 5+ messages in thread
From: Ingo Molnar @ 2009-08-08 14:53 UTC (permalink / raw)
To: Steven Rostedt; +Cc: Eric Dumazet, linux kernel, stable
* Steven Rostedt <rostedt@goodmis.org> wrote:
> Ingo,
>
> Please pull the latest tip/tracing/urgent tree, which can be found at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace.git
> tip/tracing/urgent
>
>
> Eric Dumazet (1):
> ring-buffer: Fix memleak in ring_buffer_free()
>
> ----
> kernel/trace/ring_buffer.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
Pulled, thanks Steve!
Ingo
^ permalink raw reply [flat|nested] 5+ messages in thread
* [tip:tracing/urgent] ring-buffer: Fix memleak in ring_buffer_free()
2009-08-07 10:49 [PATCH] ring-buffer: Fix memleak in ring_buffer_free() Eric Dumazet
2009-08-07 15:15 ` Steven Rostedt
2009-08-07 17:36 ` [GIT PULL] " Steven Rostedt
@ 2009-08-08 14:57 ` tip-bot for Eric Dumazet
2 siblings, 0 replies; 5+ messages in thread
From: tip-bot for Eric Dumazet @ 2009-08-08 14:57 UTC (permalink / raw)
To: linux-tip-commits; +Cc: linux-kernel, hpa, mingo, eric.dumazet, rostedt, tglx
Commit-ID: bd3f02212d6a457267e0c9c02c426151c436d9d4
Gitweb: http://git.kernel.org/tip/bd3f02212d6a457267e0c9c02c426151c436d9d4
Author: Eric Dumazet <eric.dumazet@gmail.com>
AuthorDate: Fri, 7 Aug 2009 12:49:29 +0200
Committer: Steven Rostedt <rostedt@goodmis.org>
CommitDate: Fri, 7 Aug 2009 12:46:39 -0400
ring-buffer: Fix memleak in ring_buffer_free()
I noticed oprofile memleaked in linux-2.6 current tree,
and tracked this ring-buffer leak.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
LKML-Reference: <4A7C06B9.2090302@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
kernel/trace/ring_buffer.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index d4d3580..a330513 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -735,6 +735,7 @@ ring_buffer_free(struct ring_buffer *buffer)
put_online_cpus();
+ kfree(buffer->buffers);
free_cpumask_var(buffer->cpumask);
kfree(buffer);
^ permalink raw reply related [flat|nested] 5+ messages in thread
end of thread, other threads:[~2009-08-08 14:58 UTC | newest]
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2009-08-07 10:49 [PATCH] ring-buffer: Fix memleak in ring_buffer_free() Eric Dumazet
2009-08-07 15:15 ` Steven Rostedt
2009-08-07 17:36 ` [GIT PULL] " Steven Rostedt
2009-08-08 14:53 ` Ingo Molnar
2009-08-08 14:57 ` [tip:tracing/urgent] " tip-bot for Eric Dumazet
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