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From: Alessio Igor Bogani <abogani@texware.it>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Tim Bird <tim.bird@am.sony.com>,
	LKML <linux-kernel@vger.kernel.org>,
	Alessio Igor Bogani <abogani@texware.it>
Subject: [PATCH 2/6] udf: Remove BKL
Date: Sat, 23 Oct 2010 13:37:29 +0200	[thread overview]
Message-ID: <1287833853-4175-2-git-send-email-abogani@texware.it> (raw)
In-Reply-To: <1287833853-4175-1-git-send-email-abogani@texware.it>

The readdir function seems already enough protected by i_mutex held
by VFS invoking call.

This work was supported by a hardware donation from the CE Linux Forum.

Signed-off-by: Alessio Igor Bogani <abogani@texware.it>
---
 fs/udf/dir.c |    5 -----
 1 files changed, 0 insertions(+), 5 deletions(-)

diff --git a/fs/udf/dir.c b/fs/udf/dir.c
index 51552bf..eb8bfe2 100644
--- a/fs/udf/dir.c
+++ b/fs/udf/dir.c
@@ -30,7 +30,6 @@
 #include <linux/errno.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
-#include <linux/smp_lock.h>
 #include <linux/buffer_head.h>
 
 #include "udf_i.h"
@@ -190,18 +189,14 @@ static int udf_readdir(struct file *filp, void *dirent, filldir_t filldir)
 	struct inode *dir = filp->f_path.dentry->d_inode;
 	int result;
 
-	lock_kernel();
-
 	if (filp->f_pos == 0) {
 		if (filldir(dirent, ".", 1, filp->f_pos, dir->i_ino, DT_DIR) < 0) {
-			unlock_kernel();
 			return 0;
 		}
 		filp->f_pos++;
 	}
 
 	result = do_udf_readdir(dir, filp, filldir, dirent);
-	unlock_kernel();
  	return result;
 }
 
-- 
1.7.0.4


  reply	other threads:[~2010-10-23 11:38 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-23 11:37 [PATCH 1/6] udf: Replace BKL with superblock's mutex s_lock Alessio Igor Bogani
2010-10-23 11:37 ` Alessio Igor Bogani [this message]
2010-10-23 11:37 ` [PATCH 3/6] udf: Remove BKL Alessio Igor Bogani
2010-10-23 11:37 ` [PATCH 4/6] udf: Replace BKL Alessio Igor Bogani
2010-10-23 11:37 ` [PATCH 5/6] udf: Remove BKL Alessio Igor Bogani
2010-10-23 11:37 ` [PATCH 6/6] udf: Replace BKL Alessio Igor Bogani
2010-10-23 11:46 ` [PATCH 1/6] udf: Replace BKL with superblock's mutex s_lock Christoph Hellwig
2010-10-23 11:53 ` Arnd Bergmann

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