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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2016-01-22 15:40:57 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2016-01-22 18:04:28 -0500 |
| commit | 5955102c9984fa081b2d570cfac75c97eecf8f3b (patch) | |
| tree | a4744386eac4b916e847eb4eedfada158f6527b4 /fs/exec.c | |
| parent | lustre: remove unused declaration (diff) | |
| download | wireguard-linux-5955102c9984fa081b2d570cfac75c97eecf8f3b.tar.xz wireguard-linux-5955102c9984fa081b2d570cfac75c97eecf8f3b.zip | |
wrappers for ->i_mutex access
parallel to mutex_{lock,unlock,trylock,is_locked,lock_nested},
inode_foo(inode) being mutex_foo(&inode->i_mutex).
Please, use those for access to ->i_mutex; over the coming cycle
->i_mutex will become rwsem, with ->lookup() done with it held
only shared.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/exec.c')
| -rw-r--r-- | fs/exec.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/exec.c b/fs/exec.c index 828ec5f07de0..dcd4ac7d3f1e 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -1307,13 +1307,13 @@ static void bprm_fill_uid(struct linux_binprm *bprm) return; /* Be careful if suid/sgid is set */ - mutex_lock(&inode->i_mutex); + inode_lock(inode); /* reload atomically mode/uid/gid now that lock held */ mode = inode->i_mode; uid = inode->i_uid; gid = inode->i_gid; - mutex_unlock(&inode->i_mutex); + inode_unlock(inode); /* We ignore suid/sgid if there are no mappings for them in the ns */ if (!kuid_has_mapping(bprm->cred->user_ns, uid) || |