diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index d9bf130c63ba7e9bffe37c3c2a9904d04616c79a..965757cf15e9397afc6684f12bc240b89ce382ef 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -103,7 +103,7 @@ xfs_page_trace(
 		(void *)((unsigned long)delalloc),
 		(void *)((unsigned long)unmapped),
 		(void *)((unsigned long)unwritten),
-		(void *)NULL,
+		(void *)((unsigned long)current_pid()),
 		(void *)NULL);
 }
 #else
diff --git a/fs/xfs/linux-2.6/xfs_lrw.c b/fs/xfs/linux-2.6/xfs_lrw.c
index 2a936bd38ce7591780e7e426e0438fe86ec1a006..0169360475c411825249e65aa3e318bca38615ac 100644
--- a/fs/xfs/linux-2.6/xfs_lrw.c
+++ b/fs/xfs/linux-2.6/xfs_lrw.c
@@ -83,7 +83,7 @@ xfs_rw_enter_trace(
 		(void *)((unsigned long)ioflags),
 		(void *)((unsigned long)((io->io_new_size >> 32) & 0xffffffff)),
 		(void *)((unsigned long)(io->io_new_size & 0xffffffff)),
-		(void *)NULL,
+		(void *)((unsigned long)current_pid()),
 		(void *)NULL,
 		(void *)NULL,
 		(void *)NULL,
@@ -113,7 +113,7 @@ xfs_inval_cached_trace(
 		(void *)((unsigned long)(first & 0xffffffff)),
 		(void *)((unsigned long)((last >> 32) & 0xffffffff)),
 		(void *)((unsigned long)(last & 0xffffffff)),
-		(void *)NULL,
+		(void *)((unsigned long)current_pid()),
 		(void *)NULL,
 		(void *)NULL,
 		(void *)NULL,
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 7d0ded05a467ab4b4bd93bfa1b2da9bfa1b9b987..2424a4777949cfcab05bf6084724d96dadf38f74 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -1372,10 +1372,10 @@ xfs_itrunc_trace(
 		     (void*)(unsigned long)((toss_finish >> 32) & 0xffffffff),
 		     (void*)(unsigned long)(toss_finish & 0xffffffff),
 		     (void*)(unsigned long)current_cpu(),
-		     (void*)0,
-		     (void*)0,
-		     (void*)0,
-		     (void*)0);
+		     (void*)(unsigned long)current_pid(),
+		     (void*)NULL,
+		     (void*)NULL,
+		     (void*)NULL);
 }
 #else
 #define	xfs_itrunc_trace(tag, ip, flag, new_size, toss_start, toss_finish)
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 788917f355c4a71ebc4c9b68c5d28aec72614e51..d5dfedcb8922a2b506b772f65ff1e5d1cd848f80 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -76,7 +76,7 @@ xfs_iomap_enter_trace(
 		(void *)((unsigned long)count),
 		(void *)((unsigned long)((io->io_new_size >> 32) & 0xffffffff)),
 		(void *)((unsigned long)(io->io_new_size & 0xffffffff)),
-		(void *)NULL,
+		(void *)((unsigned long)current_pid()),
 		(void *)NULL,
 		(void *)NULL,
 		(void *)NULL,