diff options
| author | Steve French <sfrench@us.ibm.com> | 2011-01-09 23:18:16 +0000 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2011-01-09 23:18:16 +0000 |
| commit | acc6f11272ce4f77c40b1a6292eb198fd6aaf8c3 (patch) | |
| tree | 2da3a61b6726707a89f1cf93446aabd2fb00e1f0 /fs/cifs/cifsfs.c | |
| parent | 7e12eddb73d4f288b0339ee13832a34d6bc4fd90 (diff) | |
| parent | 0c21e3aaf6ae85bee804a325aa29c325209180fd (diff) | |
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
fs/cifs/dir.c
Diffstat (limited to 'fs/cifs/cifsfs.c')
| -rw-r--r-- | fs/cifs/cifsfs.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 9df5c0b94d0f..5abfedaa5e78 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -283,10 +283,13 @@ cifs_statfs(struct dentry *dentry, struct kstatfs *buf) return 0; } -static int cifs_permission(struct inode *inode, int mask) +static int cifs_permission(struct inode *inode, int mask, unsigned int flags) { struct cifs_sb_info *cifs_sb; + if (flags & IPERM_FLAG_RCU) + return -ECHILD; + cifs_sb = CIFS_SB(inode->i_sb); if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_PERM) { @@ -298,7 +301,7 @@ static int cifs_permission(struct inode *inode, int mask) on the client (above and beyond ACL on servers) for servers which do not support setting and viewing mode bits, so allowing client to check permissions is useful */ - return generic_permission(inode, mask, NULL); + return generic_permission(inode, mask, flags, NULL); } static struct kmem_cache *cifs_inode_cachep; @@ -334,10 +337,17 @@ cifs_alloc_inode(struct super_block *sb) return &cifs_inode->vfs_inode; } +static void cifs_i_callback(struct rcu_head *head) +{ + struct inode *inode = container_of(head, struct inode, i_rcu); + INIT_LIST_HEAD(&inode->i_dentry); + kmem_cache_free(cifs_inode_cachep, CIFS_I(inode)); +} + static void cifs_destroy_inode(struct inode *inode) { - kmem_cache_free(cifs_inode_cachep, CIFS_I(inode)); + call_rcu(&inode->i_rcu, cifs_i_callback); } static void |