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| author | Arnd Bergmann <arnd@arndb.de> | 2010-05-17 08:13:47 +0900 |
|---|---|---|
| committer | OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> | 2010-05-17 08:16:12 +0900 |
| commit | 7845bc3e132605e3e8a1f37748e29281164b65f5 (patch) | |
| tree | a6437b673ed42e498fd89917ac3e0aa9a5fb678e /fs/fat/dir.c | |
| parent | 1bdb6f9199def1c3538c18089e499f5df5ff1747 (diff) | |
| download | linux-7845bc3e132605e3e8a1f37748e29281164b65f5.tar.bz2 | |
fat: convert to unlocked_ioctl
FAT does not require the BKL in its ioctl function, which is already serialized
through a mutex. Since we're already touching the ioctl code, also fix the
missing handling of FAT_IOCTL_GET_ATTRIBUTES in the compat code.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Diffstat (limited to 'fs/fat/dir.c')
| -rw-r--r-- | fs/fat/dir.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/fs/fat/dir.c b/fs/fat/dir.c index 20a1b92e035e..ee42b9e0b16a 100644 --- a/fs/fat/dir.c +++ b/fs/fat/dir.c @@ -753,9 +753,10 @@ static int fat_ioctl_readdir(struct inode *inode, struct file *filp, return ret; } -static int fat_dir_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static long fat_dir_ioctl(struct file *filp, unsigned int cmd, + unsigned long arg) { + struct inode *inode = filp->f_path.dentry->d_inode; struct __fat_dirent __user *d1 = (struct __fat_dirent __user *)arg; int short_only, both; @@ -769,7 +770,7 @@ static int fat_dir_ioctl(struct inode *inode, struct file *filp, both = 1; break; default: - return fat_generic_ioctl(inode, filp, cmd, arg); + return fat_generic_ioctl(filp, cmd, arg); } if (!access_ok(VERIFY_WRITE, d1, sizeof(struct __fat_dirent[2]))) @@ -809,7 +810,7 @@ static long fat_compat_dir_ioctl(struct file *filp, unsigned cmd, both = 1; break; default: - return -ENOIOCTLCMD; + return fat_generic_ioctl(filp, cmd, (unsigned long)arg); } if (!access_ok(VERIFY_WRITE, d1, sizeof(struct compat_dirent[2]))) @@ -831,7 +832,7 @@ const struct file_operations fat_dir_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, .readdir = fat_readdir, - .ioctl = fat_dir_ioctl, + .unlocked_ioctl = fat_dir_ioctl, #ifdef CONFIG_COMPAT .compat_ioctl = fat_compat_dir_ioctl, #endif |