b=18233 fix read+truncate livelock

[fs/lustre-release.git] / lustre / llite / llite_internal.h

diff --git a/lustre/llite/llite_internal.h b/lustre/llite/llite_internal.h
index 9ca31dc..f5d36c5 100644 (file)
--- a/lustre/llite/llite_internal.h
+++ b/lustre/llite/llite_internal.h
@@ -121,7 +121,7 @@ struct ll_inode_info {
         cfs_semaphore_t         lli_size_sem;           /* protect open and change size */
         void                   *lli_size_sem_owner;
         cfs_semaphore_t         lli_write_sem;
-        cfs_semaphore_t         lli_trunc_sem;
+        cfs_rw_semaphore_t      lli_trunc_sem;
         char                   *lli_symlink_name;
         __u64                   lli_maxbytes;
         __u64                   lli_ioepoch;