linux-kernel - [PATCH] ext4: Add a missing trace hook

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Message-ID: <4BFA37FC.1000709@cn.fujitsu.com>
Date:	Mon, 24 May 2010 16:25:32 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	"Theodore Ts'o" <tytso@....edu>
CC:	LKML <linux-kernel@...r.kernel.org>, linux-ext4@...r.kernel.org
Subject: [PATCH] ext4: Add a missing trace hook

Commit f8ec9d6837241865cf99bed97bb99f4399fd5a03 added a
trace event ext4_da_release_space, but didn't add some
corresponding trace hook.

Signed-off-by: Li Zefan <lizf@...fujitsu.com>
---
 fs/ext4/inode.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 81d6054..b71f883 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1910,6 +1910,7 @@ static void ext4_da_release_space(struct inode *inode, int to_free)
 
 	spin_lock(&EXT4_I(inode)->i_block_reservation_lock);
 
+	trace_ext4_da_release_space(inode, to_free);
 	if (unlikely(to_free > ei->i_reserved_data_blocks)) {
 		/*
 		 * if there aren't enough reserved blocks, then the
-- 
1.6.3

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