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From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
Frederic Weisbecker <fweisbec@gmail.com>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Lai Jiangshan <laijs@cn.fujitsu.com>,
Li Zefan <lizf@cn.fujitsu.com>,
Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
Tom Zanussi <tzanussi@gmail.com>
Subject: [PATCH 06/14] tracing/filter: Free pred array on disabling of filter
Date: Mon, 07 Feb 2011 20:56:23 -0500 [thread overview]
Message-ID: <20110208015932.203818221@goodmis.org> (raw)
In-Reply-To: <20110208015617.902200587@goodmis.org>
[-- Attachment #1: 0006-tracing-filter-Free-pred-array-on-disabling-of-filte.patch --]
[-- Type: text/plain, Size: 866 bytes --]
From: Steven Rostedt <srostedt@redhat.com>
When a filter is disabled, free the preds.
Cc: Tom Zanussi <tzanussi@gmail.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
kernel/trace/trace_events_filter.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index b6c9106..2f5458e 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -1388,6 +1388,10 @@ int apply_event_filter(struct ftrace_event_call *call, char *filter_string)
if (!strcmp(strstrip(filter_string), "0")) {
filter_disable_preds(call);
+ reset_preds(call->filter);
+ /* Make sure the filter is not being used */
+ synchronize_sched();
+ __free_preds(call->filter);
remove_filter_string(call->filter);
goto out_unlock;
}
--
1.7.2.3
next prev parent reply other threads:[~2011-02-08 2:01 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-08 1:56 [PATCH 00/14] [GIT PULL][v2.6.39] tracing/filter: More robust filtering Steven Rostedt
2011-02-08 1:56 ` [PATCH 01/14] tracing/filter: Have no filter return a match Steven Rostedt
2011-02-08 1:56 ` [PATCH 02/14] tracing/filter: Move OR and AND logic out of fn() method Steven Rostedt
2011-02-08 1:56 ` [PATCH 03/14] tracing/filter: Dynamically allocate preds Steven Rostedt
2011-02-08 1:56 ` [PATCH 04/14] tracing/filter: Call synchronize_sched() just once for system filters Steven Rostedt
2011-02-08 1:56 ` [PATCH 05/14] tracing/filter: Allocate the preds in an array Steven Rostedt
2011-02-08 1:56 ` Steven Rostedt [this message]
2011-02-08 1:56 ` [PATCH 07/14] tracing/filter: Use a tree instead of stack for filter_match_preds() Steven Rostedt
2011-02-08 1:56 ` [PATCH 08/14] tracing/filter: Optimize short ciruit check Steven Rostedt
2011-02-08 1:56 ` [PATCH 09/14] tracing/filter: Check the created pred tree Steven Rostedt
2011-02-08 1:56 ` [PATCH 10/14] tracing/filter: Optimize filter by folding the tree Steven Rostedt
2011-02-08 1:56 ` [PATCH 11/14] tracing/filter: Move MAX_FILTER_PRED to local tracing directory Steven Rostedt
2011-02-08 1:56 ` [PATCH 12/14] tracing/filter: Increase the max preds to 2^14 Steven Rostedt
2011-02-08 1:56 ` [PATCH 13/14] tracing/filter: Swap entire filter of events Steven Rostedt
2011-02-08 1:56 ` [PATCH 14/14] tracing/filter: Remove synchronize_sched() from __alloc_preds() Steven Rostedt
2011-02-15 4:44 ` [PATCH 00/14] [GIT PULL][v2.6.39] tracing/filter: More robust filtering Ingo Molnar
2011-02-15 13:33 ` Steven Rostedt
2011-02-15 16:29 ` Steven Rostedt
2011-02-15 16:53 ` Frederic Weisbecker
2011-02-15 18:35 ` Arnaldo Carvalho de Melo
2011-02-16 13:34 ` Masami Hiramatsu
2011-02-16 14:52 ` Arnaldo Carvalho de Melo
2011-02-15 18:42 ` Ingo Molnar
2011-02-15 18:59 ` Steven Rostedt
2011-02-16 9:10 ` Ingo Molnar
2011-02-15 13:44 ` Arnaldo Carvalho de Melo
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