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author | Nick Piggin <npiggin@kernel.dk> | 2011-01-07 06:49:58 (GMT) |
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committer | Nick Piggin <npiggin@kernel.dk> | 2011-01-07 06:50:29 (GMT) |
commit | b74c79e99389cd79b31fcc08f82c24e492e63c7e (patch) | |
tree | 763c6b412517306670bc625e90035f2d16bb739f /fs/9p | |
parent | 34286d6662308d82aed891852d04c7c3a2649b16 (diff) | |
download | linux-fsl-qoriq-b74c79e99389cd79b31fcc08f82c24e492e63c7e.tar.xz |
fs: provide rcu-walk aware permission i_ops
Signed-off-by: Nick Piggin <npiggin@kernel.dk>
Diffstat (limited to 'fs/9p')
-rw-r--r-- | fs/9p/acl.c | 5 | ||||
-rw-r--r-- | fs/9p/acl.h | 2 |
2 files changed, 5 insertions, 2 deletions
diff --git a/fs/9p/acl.c b/fs/9p/acl.c index 12d6023..6e58c4c 100644 --- a/fs/9p/acl.c +++ b/fs/9p/acl.c @@ -91,11 +91,14 @@ static struct posix_acl *v9fs_get_cached_acl(struct inode *inode, int type) return acl; } -int v9fs_check_acl(struct inode *inode, int mask) +int v9fs_check_acl(struct inode *inode, int mask, unsigned int flags) { struct posix_acl *acl; struct v9fs_session_info *v9ses; + if (flags & IPERM_FLAG_RCU) + return -ECHILD; + v9ses = v9fs_inode2v9ses(inode); if ((v9ses->flags & V9FS_ACCESS_MASK) != V9FS_ACCESS_CLIENT) { /* diff --git a/fs/9p/acl.h b/fs/9p/acl.h index 59e18c2..7ef3ac9 100644 --- a/fs/9p/acl.h +++ b/fs/9p/acl.h @@ -16,7 +16,7 @@ #ifdef CONFIG_9P_FS_POSIX_ACL extern int v9fs_get_acl(struct inode *, struct p9_fid *); -extern int v9fs_check_acl(struct inode *inode, int mask); +extern int v9fs_check_acl(struct inode *inode, int mask, unsigned int flags); extern int v9fs_acl_chmod(struct dentry *); extern int v9fs_set_create_acl(struct dentry *, struct posix_acl *, struct posix_acl *); |