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authorAl Viro <viro@zeniv.linux.org.uk>2011-11-23 11:57:51 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2012-01-03 22:52:35 -0500
commita561be7100cd610bd2e082f3211c1dfb45835817 (patch)
treea1016a11df967be6f289a4e8ae29597ba39df17e /fs/nilfs2/ioctl.c
parentf47ec3f28354795f000c14bf18ed967ec81a3ec3 (diff)
downloadblackbird-op-linux-a561be7100cd610bd2e082f3211c1dfb45835817.tar.gz
blackbird-op-linux-a561be7100cd610bd2e082f3211c1dfb45835817.zip
switch a bunch of places to mnt_want_write_file()
it's both faster (in case when file has been opened for write) and cleaner. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/nilfs2/ioctl.c')
-rw-r--r--fs/nilfs2/ioctl.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c
index ac258beeda3c..b7697d1ccd61 100644
--- a/fs/nilfs2/ioctl.c
+++ b/fs/nilfs2/ioctl.c
@@ -27,7 +27,7 @@
#include <linux/uaccess.h> /* copy_from_user(), copy_to_user() */
#include <linux/vmalloc.h>
#include <linux/compat.h> /* compat_ptr() */
-#include <linux/mount.h> /* mnt_want_write(), mnt_drop_write() */
+#include <linux/mount.h> /* mnt_want_write_file(), mnt_drop_write() */
#include <linux/buffer_head.h>
#include <linux/nilfs2_fs.h>
#include "nilfs.h"
@@ -119,7 +119,7 @@ static int nilfs_ioctl_setflags(struct inode *inode, struct file *filp,
if (get_user(flags, (int __user *)argp))
return -EFAULT;
- ret = mnt_want_write(filp->f_path.mnt);
+ ret = mnt_want_write_file(filp);
if (ret)
return ret;
@@ -174,7 +174,7 @@ static int nilfs_ioctl_change_cpmode(struct inode *inode, struct file *filp,
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- ret = mnt_want_write(filp->f_path.mnt);
+ ret = mnt_want_write_file(filp);
if (ret)
return ret;
@@ -210,7 +210,7 @@ nilfs_ioctl_delete_checkpoint(struct inode *inode, struct file *filp,
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- ret = mnt_want_write(filp->f_path.mnt);
+ ret = mnt_want_write_file(filp);
if (ret)
return ret;
@@ -591,7 +591,7 @@ static int nilfs_ioctl_clean_segments(struct inode *inode, struct file *filp,
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- ret = mnt_want_write(filp->f_path.mnt);
+ ret = mnt_want_write_file(filp);
if (ret)
return ret;
@@ -710,7 +710,7 @@ static int nilfs_ioctl_resize(struct inode *inode, struct file *filp,
if (!capable(CAP_SYS_ADMIN))
goto out;
- ret = mnt_want_write(filp->f_path.mnt);
+ ret = mnt_want_write_file(filp);
if (ret)
goto out;
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