diff options
author | Yang Sheng <yang.sheng@intel.com> | 2015-02-01 21:52:16 -0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-02-07 17:32:34 +0800 |
commit | 437dfb201a55ff73954ae7455ef3d17be4b1c0f6 (patch) | |
tree | b47954de999a48af4ebee2693603f829140b9fe1 /drivers | |
parent | 7dd1107ad37a89e849f4fcbdb34fce775ce56db1 (diff) |
staging/lustre/llite: Add exception entry check after radix_tree
We need to check for an exception entry after radix_tree lookup.
Signed-off-by: Yang Sheng <yang.sheng@intel.com>
Signed-off-by: Oleg Drokin <oleg.drokin@intel.com>
Reviewed-on: http://review.whamcloud.com/10709
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-5162
Reviewed-by: Bob Glossman <bob.glossman@intel.com>
Reviewed-by: James Simmons <uja.ornl@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/staging/lustre/lustre/llite/dir.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c index babba60a88bf..69a4a63e1d8f 100644 --- a/drivers/staging/lustre/lustre/llite/dir.c +++ b/drivers/staging/lustre/lustre/llite/dir.c @@ -278,7 +278,7 @@ static struct page *ll_dir_page_locate(struct inode *dir, __u64 *hash, spin_lock_irq(&mapping->tree_lock); found = radix_tree_gang_lookup(&mapping->page_tree, (void **)&page, offset, 1); - if (found > 0) { + if (found > 0 && !radix_tree_exceptional_entry(page)) { struct lu_dirpage *dp; page_cache_get(page); |