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author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-04-27 01:48:49 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-04-27 03:22:07 +0300 |
commit | 9ec3a646fe09970f801ab15e0f1694060b9f19af (patch) | |
tree | 697058ca7e1671eda180a3ccc62445686fbc1a31 /drivers/block | |
parent | c8b3fd0ce313443731e8fd6d5a541085eb465f99 (diff) | |
parent | 3cab989afd8d8d1bc3d99fef0e7ed87c31e7b647 (diff) | |
download | linux-9ec3a646fe09970f801ab15e0f1694060b9f19af.tar.xz |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull fourth vfs update from Al Viro:
"d_inode() annotations from David Howells (sat in for-next since before
the beginning of merge window) + four assorted fixes"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
RCU pathwalk breakage when running into a symlink overmounting something
fix I_DIO_WAKEUP definition
direct-io: only inc/dec inode->i_dio_count for file systems
fs/9p: fix readdir()
VFS: assorted d_backing_inode() annotations
VFS: fs/inode.c helpers: d_inode() annotations
VFS: fs/cachefiles: d_backing_inode() annotations
VFS: fs library helpers: d_inode() annotations
VFS: assorted weird filesystems: d_inode() annotations
VFS: normal filesystems (and lustre): d_inode() annotations
VFS: security/: d_inode() annotations
VFS: security/: d_backing_inode() annotations
VFS: net/: d_inode() annotations
VFS: net/unix: d_backing_inode() annotations
VFS: kernel/: d_inode() annotations
VFS: audit: d_backing_inode() annotations
VFS: Fix up some ->d_inode accesses in the chelsio driver
VFS: Cachefiles should perform fs modifications on the top layer only
VFS: AF_UNIX sockets should call mknod on the top layer only
Diffstat (limited to 'drivers/block')
-rw-r--r-- | drivers/block/drbd/drbd_debugfs.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/block/drbd/drbd_debugfs.c b/drivers/block/drbd/drbd_debugfs.c index 9a950022ff88..a6ee3d750c30 100644 --- a/drivers/block/drbd/drbd_debugfs.c +++ b/drivers/block/drbd/drbd_debugfs.c @@ -424,7 +424,7 @@ static int in_flight_summary_show(struct seq_file *m, void *pos) * So we have our own inline version of it above. :-( */ static inline int debugfs_positive(struct dentry *dentry) { - return dentry->d_inode && !d_unhashed(dentry); + return d_really_is_positive(dentry) && !d_unhashed(dentry); } /* make sure at *open* time that the respective object won't go away. */ @@ -439,15 +439,15 @@ static int drbd_single_open(struct file *file, int (*show)(struct seq_file *, vo * or has debugfs_remove() already been called? */ parent = file->f_path.dentry->d_parent; /* not sure if this can happen: */ - if (!parent || !parent->d_inode) + if (!parent || d_really_is_negative(parent)) goto out; /* serialize with d_delete() */ - mutex_lock(&parent->d_inode->i_mutex); + mutex_lock(&d_inode(parent)->i_mutex); /* Make sure the object is still alive */ if (debugfs_positive(file->f_path.dentry) && kref_get_unless_zero(kref)) ret = 0; - mutex_unlock(&parent->d_inode->i_mutex); + mutex_unlock(&d_inode(parent)->i_mutex); if (!ret) { ret = single_open(file, show, data); if (ret) |