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author | Anton Vorontsov <cbouatmailru@gmail.com> | 2012-01-10 20:55:11 +0400 |
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committer | Anton Vorontsov <cbouatmailru@gmail.com> | 2012-01-10 20:55:11 +0400 |
commit | 913272b3864d6da89c70d9fc2c30ccb57794b369 (patch) | |
tree | 4fb0a8ab1b53623d2a8ea200b80a3ace2d271471 /fs/dcache.c | |
parent | 6cfc2a23540667cff6da6e41d1f1167a9a45aa9a (diff) | |
parent | 629bcb4b72d49b3631ae3dd0fe1d345820fadfcc (diff) | |
download | op-kernel-dev-913272b3864d6da89c70d9fc2c30ccb57794b369.zip op-kernel-dev-913272b3864d6da89c70d9fc2c30ccb57794b369.tar.gz |
Merge git://git.infradead.org/users/cbou/battery-urgent
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 a901c69..10ba92d 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; } } |