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| author | Nick Piggin <npiggin@kernel.dk> | 2011-01-07 17:49:58 +1100 |
|---|---|---|
| committer | Nick Piggin <npiggin@kernel.dk> | 2011-01-07 17:50:29 +1100 |
| commit | b74c79e99389cd79b31fcc08f82c24e492e63c7e (patch) | |
| tree | 763c6b412517306670bc625e90035f2d16bb739f /fs/logfs | |
| parent | 34286d6662308d82aed891852d04c7c3a2649b16 (diff) | |
| download | linux-stable-b74c79e99389cd79b31fcc08f82c24e492e63c7e.tar.gz linux-stable-b74c79e99389cd79b31fcc08f82c24e492e63c7e.tar.bz2 linux-stable-b74c79e99389cd79b31fcc08f82c24e492e63c7e.zip | |
fs: provide rcu-walk aware permission i_ops
Signed-off-by: Nick Piggin <npiggin@kernel.dk>
Diffstat (limited to 'fs/logfs')
| -rw-r--r-- | fs/logfs/dir.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/logfs/dir.c b/fs/logfs/dir.c index 409dfd65e9a1..f9ddf0c388c8 100644 --- a/fs/logfs/dir.c +++ b/fs/logfs/dir.c @@ -555,9 +555,11 @@ static int logfs_symlink(struct inode *dir, struct dentry *dentry, return __logfs_create(dir, dentry, inode, target, destlen); } -static int logfs_permission(struct inode *inode, int mask) +static int logfs_permission(struct inode *inode, int mask, unsigned int flags) { - return generic_permission(inode, mask, NULL); + if (flags & IPERM_FLAG_RCU) + return -ECHILD; + return generic_permission(inode, mask, flags, NULL); } static int logfs_link(struct dentry *old_dentry, struct inode *dir, |