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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>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Jiri Olsa <jolsa@redhat.com>
Subject: [PATCH 4/4] [PATCH 4/4] tracing: enabling "__cold" functions
Date: Tue, 13 Oct 2009 17:19:38 -0400	[thread overview]
Message-ID: <20091013212020.301485779@goodmis.org> (raw)
In-Reply-To: <20091013211934.941504044@goodmis.org>

[-- Attachment #1: 0004-tracing-enabling-__cold-functions.patch --]
[-- Type: text/plain, Size: 953 bytes --]

From: Jiri Olsa <jolsa@redhat.com>

Based on the commit:

a586df06 "x86: Support __attribute__((__cold__)) in gcc 4.3"

some of the functions goes to the ".text.unlikely" section.

Looks like there's not many of them (I found printk, panic,
__ssb_dma_not_implemented, fat_fs_error), but still worth
to include I think.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
LKML-Reference: <1255104899-27784-1-git-send-email-jolsa@redhat.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
 scripts/recordmcount.pl |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl
index 090d300..bfb8b2c 100755
--- a/scripts/recordmcount.pl
+++ b/scripts/recordmcount.pl
@@ -119,6 +119,7 @@ my %text_sections = (
      ".sched.text" => 1,
      ".spinlock.text" => 1,
      ".irqentry.text" => 1,
+     ".text.unlikely" => 1,
 );
 
 $objdump = "objdump" if ((length $objdump) == 0);
-- 
1.6.3.3



      parent reply	other threads:[~2009-10-13 21:22 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-13 21:19 [PATCH 0/4] [GIT PUSH][v2.6.33] tracing: various updates (take 2) Steven Rostedt
2009-10-13 21:19 ` [PATCH 1/4] [PATCH 1/4] function-graph/x86: replace unbalanced ret with jmp Steven Rostedt
2009-10-13 21:19 ` [PATCH 2/4] [PATCH 2/4] tracing: support multiple pids in set_pid_ftrace file Steven Rostedt
2009-10-13 21:19 ` [PATCH 3/4] [PATCH 3/4] tracing: enable records during the module load Steven Rostedt
2009-10-13 21:19 ` Steven Rostedt [this message]

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