diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-11-28 11:49:56 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-11-28 11:49:56 +0000 |
| commit | 9ee4be4156b1a507f199e750ba2c13ffb6ea9b42 (patch) | |
| tree | c92cb39ad1f0be559390c2a995d9aad2b0300b14 /fs/dcache.c | |
| parent | 005d610f2abc550172726b997f5cfe683769cc1c (diff) | |
| parent | d4d6373c1109b11c8118340be97ae31b8f94d66a (diff) | |
Merge remote-tracking branch 'regulator/for-linus' into regulator-next
Diffstat (limited to 'fs/dcache.c')
| -rw-r--r-- | fs/dcache.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/fs/dcache.c b/fs/dcache.c index a901c6901bc..10ba92def3f 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -36,6 +36,7 @@ #include <linux/bit_spinlock.h> #include <linux/rculist_bl.h> #include <linux/prefetch.h> +#include <linux/ratelimit.h> #include "internal.h" /* @@ -2383,8 +2384,16 @@ struct dentry *d_materialise_unique(struct dentry *dentry, struct inode *inode) actual = __d_unalias(inode, dentry, alias); } write_sequnlock(&rename_lock); - if (IS_ERR(actual)) + if (IS_ERR(actual)) { + if (PTR_ERR(actual) == -ELOOP) + pr_warn_ratelimited( + "VFS: Lookup of '%s' in %s %s" + " would have caused loop\n", + dentry->d_name.name, + inode->i_sb->s_type->name, + inode->i_sb->s_id); dput(alias); + } goto out_nolock; } } |