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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-07-12 14:09:36 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-07-12 14:09:36 -0700 |
| commit | c83727a6565278dd330748daac046721284adfc2 (patch) | |
| tree | 20c45571c2f387ab51983fb2379f04b2c795dd31 /fs/dcache.c | |
| parent | 7fbb58a06517443ff68f36f4f1867ba978eac5dd (diff) | |
| parent | 75a6f82a0d10ef8f13cd8fe7212911a0252ab99e (diff) | |
| download | kernel_replicant_linux-c83727a6565278dd330748daac046721284adfc2.tar.gz kernel_replicant_linux-c83727a6565278dd330748daac046721284adfc2.tar.bz2 kernel_replicant_linux-c83727a6565278dd330748daac046721284adfc2.zip | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull VFS fixes from Al Viro:
"Fixes for this cycle regression in overlayfs and a couple of
long-standing (== all the way back to 2.6.12, at least) bugs"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
freeing unlinked file indefinitely delayed
fix a braino in ovl_d_select_inode()
9p: don't leave a half-initialized inode sitting around
Diffstat (limited to 'fs/dcache.c')
| -rw-r--r-- | fs/dcache.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/dcache.c b/fs/dcache.c index 7a3f3e5f9cea..5c8ea15e73a5 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -642,7 +642,7 @@ static inline bool fast_dput(struct dentry *dentry) /* * If we have a d_op->d_delete() operation, we sould not - * let the dentry count go to zero, so use "put__or_lock". + * let the dentry count go to zero, so use "put_or_lock". */ if (unlikely(dentry->d_flags & DCACHE_OP_DELETE)) return lockref_put_or_lock(&dentry->d_lockref); @@ -697,7 +697,7 @@ static inline bool fast_dput(struct dentry *dentry) */ smp_rmb(); d_flags = ACCESS_ONCE(dentry->d_flags); - d_flags &= DCACHE_REFERENCED | DCACHE_LRU_LIST; + d_flags &= DCACHE_REFERENCED | DCACHE_LRU_LIST | DCACHE_DISCONNECTED; /* Nothing to do? Dropping the reference was all we needed? */ if (d_flags == (DCACHE_REFERENCED | DCACHE_LRU_LIST) && !d_unhashed(dentry)) @@ -776,6 +776,9 @@ repeat: if (unlikely(d_unhashed(dentry))) goto kill_it; + if (unlikely(dentry->d_flags & DCACHE_DISCONNECTED)) + goto kill_it; + if (unlikely(dentry->d_flags & DCACHE_OP_DELETE)) { if (dentry->d_op->d_delete(dentry)) goto kill_it; |