diff options
Diffstat (limited to 'fs/cifs/cifsfs.c')
| -rw-r--r-- | fs/cifs/cifsfs.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 0d6d8b573652..0d92114195ab 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -35,6 +35,7 @@ #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 @@ -145,7 +146,7 @@ cifs_read_super(struct super_block *sb, void *data, #endif sb->s_blocksize = CIFS_MAX_MSGSIZE; sb->s_blocksize_bits = 14; /* default 2**14 = CIFS_MAX_MSGSIZE */ - inode = cifs_iget(sb, ROOT_I); + inode = cifs_root_iget(sb, ROOT_I); if (IS_ERR(inode)) { rc = PTR_ERR(inode); @@ -203,6 +204,9 @@ cifs_put_super(struct super_block *sb) cFYI(1, ("Empty cifs superblock info passed to unmount")); return; } + + lock_kernel(); + rc = cifs_umount(sb, cifs_sb); if (rc) cERROR(1, ("cifs_umount failed with return code %d", rc)); @@ -215,7 +219,8 @@ cifs_put_super(struct super_block *sb) unload_nls(cifs_sb->local_nls); kfree(cifs_sb); - return; + + unlock_kernel(); } static int @@ -530,6 +535,7 @@ static void cifs_umount_begin(struct super_block *sb) if (tcon == NULL) return; + lock_kernel(); read_lock(&cifs_tcp_ses_lock); if (tcon->tc_count == 1) tcon->tidStatus = CifsExiting; @@ -548,6 +554,7 @@ static void cifs_umount_begin(struct super_block *sb) } /* BB FIXME - finish add checks for tidStatus BB */ + unlock_kernel(); return; } @@ -599,8 +606,7 @@ cifs_get_sb(struct file_system_type *fs_type, rc = cifs_read_super(sb, data, dev_name, flags & MS_SILENT ? 1 : 0); if (rc) { - up_write(&sb->s_umount); - deactivate_super(sb); + deactivate_locked_super(sb); return rc; } sb->s_flags |= MS_ACTIVE; |