diff options
| author | Jan Blunck <jblunck@infradead.org> | 2010-02-24 13:25:29 +0100 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2010-10-04 21:10:36 +0200 |
| commit | b0991aa324b57dca8feef75ed75b24080ee4a9fc (patch) | |
| tree | 3d67c670002bc1efe0419ca2e927bc334c73be0c /fs/cifs/cifsfs.c | |
| parent | ba13d597a60a1a26614f18b76c1a2cad1a548e46 (diff) | |
| download | linux-b0991aa324b57dca8feef75ed75b24080ee4a9fc.tar.bz2 | |
BKL: Remove BKL from CifsFS
The BKL is only used in put_super and fill_super that are both protected by
the superblocks s_umount rw_semaphore. Therefore it is safe to remove the
BKL entirely.
Signed-off-by: Jan Blunck <jblunck@infradead.org>
Cc: Steve French <smfrench@gmail.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'fs/cifs/cifsfs.c')
| -rw-r--r-- | fs/cifs/cifsfs.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 070bf1aecd2d..4e273f7793f6 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -35,7 +35,6 @@ #include <linux/delay.h> #include <linux/kthread.h> #include <linux/freezer.h> -#include <linux/smp_lock.h> #include "cifsfs.h" #include "cifspdu.h" #define DECLARE_GLOBALS_HERE @@ -200,8 +199,6 @@ cifs_put_super(struct super_block *sb) return; } - lock_kernel(); - rc = cifs_umount(sb, cifs_sb); if (rc) cERROR(1, "cifs_umount failed with return code %d", rc); @@ -215,8 +212,6 @@ cifs_put_super(struct super_block *sb) unload_nls(cifs_sb->local_nls); bdi_destroy(&cifs_sb->bdi); kfree(cifs_sb); - - unlock_kernel(); } static int @@ -516,28 +511,22 @@ cifs_get_sb(struct file_system_type *fs_type, int rc; struct super_block *sb; - lock_kernel(); - sb = sget(fs_type, NULL, set_anon_super, NULL); cFYI(1, "Devname: %s flags: %d ", dev_name, flags); - if (IS_ERR(sb)) { - unlock_kernel(); + if (IS_ERR(sb)) return PTR_ERR(sb); - } sb->s_flags = flags; rc = cifs_read_super(sb, data, dev_name, flags & MS_SILENT ? 1 : 0); if (rc) { deactivate_locked_super(sb); - unlock_kernel(); return rc; } sb->s_flags |= MS_ACTIVE; simple_set_mnt(mnt, sb); - unlock_kernel(); return 0; } |