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| author | Andi Kleen <ak@suse.de> | 2008-01-27 17:02:02 -0600 |
|---|---|---|
| committer | Dave Kleikamp <shaggy@linux.vnet.ibm.com> | 2008-02-07 13:45:29 -0600 |
| commit | ef1fc2f01e02951a0d8520ec3aa0b38606d74b55 (patch) | |
| tree | 463a76f46af50169643ed5c1f5c7a6060e26bbaa /fs | |
| parent | baab81fa518ecfac597402b462631f5593926623 (diff) | |
| download | linux-stable-ef1fc2f01e02951a0d8520ec3aa0b38606d74b55.tar.gz linux-stable-ef1fc2f01e02951a0d8520ec3aa0b38606d74b55.tar.bz2 linux-stable-ef1fc2f01e02951a0d8520ec3aa0b38606d74b55.zip | |
BKL-removal: Implement a compat_ioctl handler for JFS
The ioctls were already compatible except for the actual values so this
was fairly easy to do.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/jfs/file.c | 3 | ||||
| -rw-r--r-- | fs/jfs/ioctl.c | 18 | ||||
| -rw-r--r-- | fs/jfs/jfs_dinode.h | 2 | ||||
| -rw-r--r-- | fs/jfs/jfs_inode.h | 1 | ||||
| -rw-r--r-- | fs/jfs/namei.c | 3 |
5 files changed, 27 insertions, 0 deletions
diff --git a/fs/jfs/file.c b/fs/jfs/file.c index 713ff4c2f807..7f6063acaa3b 100644 --- a/fs/jfs/file.c +++ b/fs/jfs/file.c @@ -113,4 +113,7 @@ const struct file_operations jfs_file_operations = { .fsync = jfs_fsync, .release = jfs_release, .unlocked_ioctl = jfs_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = jfs_compat_ioctl, +#endif }; diff --git a/fs/jfs/ioctl.c b/fs/jfs/ioctl.c index fc82eccf408a..a1f8e375ad21 100644 --- a/fs/jfs/ioctl.c +++ b/fs/jfs/ioctl.c @@ -117,3 +117,21 @@ long jfs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) } } +#ifdef CONFIG_COMPAT +long jfs_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) +{ + /* While these ioctl numbers defined with 'long' and have different + * numbers than the 64bit ABI, + * the actual implementation only deals with ints and is compatible. + */ + switch (cmd) { + case JFS_IOC_GETFLAGS32: + cmd = JFS_IOC_GETFLAGS; + break; + case JFS_IOC_SETFLAGS32: + cmd = JFS_IOC_SETFLAGS; + break; + } + return jfs_ioctl(filp, cmd, arg); +} +#endif diff --git a/fs/jfs/jfs_dinode.h b/fs/jfs/jfs_dinode.h index c387540d3425..395c4c0d0f06 100644 --- a/fs/jfs/jfs_dinode.h +++ b/fs/jfs/jfs_dinode.h @@ -170,5 +170,7 @@ struct dinode { #define JFS_IOC_GETFLAGS _IOR('f', 1, long) #define JFS_IOC_SETFLAGS _IOW('f', 2, long) +#define JFS_IOC_GETFLAGS32 _IOR('f', 1, int) +#define JFS_IOC_SETFLAGS32 _IOW('f', 2, int) #endif /*_H_JFS_DINODE */ diff --git a/fs/jfs/jfs_inode.h b/fs/jfs/jfs_inode.h index 570fd5e3ef61..adb2fafcc544 100644 --- a/fs/jfs/jfs_inode.h +++ b/fs/jfs/jfs_inode.h @@ -23,6 +23,7 @@ struct fid; extern struct inode *ialloc(struct inode *, umode_t); extern int jfs_fsync(struct file *, struct dentry *, int); extern long jfs_ioctl(struct file *, unsigned int, unsigned long); +extern long jfs_compat_ioctl(struct file *, unsigned int, unsigned long); extern struct inode *jfs_iget(struct super_block *, unsigned long); extern int jfs_commit_inode(struct inode *, int); extern int jfs_write_inode(struct inode*, int); diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c index 6440904a051c..0ba6778edaa2 100644 --- a/fs/jfs/namei.c +++ b/fs/jfs/namei.c @@ -1557,6 +1557,9 @@ const struct file_operations jfs_dir_operations = { .readdir = jfs_readdir, .fsync = jfs_fsync, .unlocked_ioctl = jfs_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = jfs_compat_ioctl, +#endif }; static int jfs_ci_hash(struct dentry *dir, struct qstr *this) |