[PATCH 4/9] xfs: make GFP_ usage consistent when allocating buftargs

["Darrick J. Wong" <djwong@xxxxxxxxxx>]

From: Darrick J. Wong <djwong@xxxxxxxxxx>

Convert kmem_zalloc to kzalloc, and make it so that both memory
allocation functions in this function use GFP_NOFS.

Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
---
 fs/xfs/xfs_buf.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)


diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index dd16dfb669d8..19cefed4dca7 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -1978,7 +1978,7 @@ xfs_free_buftarg(
 	invalidate_bdev(btp->bt_bdev);
 	fs_put_dax(btp->bt_daxdev, btp->bt_mount);
 
-	kmem_free(btp);
+	kvfree(btp);
 }
 
 int
@@ -2024,7 +2024,7 @@ xfs_alloc_buftarg_common(
 {
 	struct xfs_buftarg	*btp;
 
-	btp = kmem_zalloc(sizeof(*btp), KM_NOFS);
+	btp = kzalloc(sizeof(*btp), GFP_NOFS);
 	if (!btp)
 		return NULL;
 
@@ -2040,7 +2040,7 @@ xfs_alloc_buftarg_common(
 	if (list_lru_init(&btp->bt_lru))
 		goto error_free;
 
-	if (percpu_counter_init(&btp->bt_io_count, 0, GFP_KERNEL))
+	if (percpu_counter_init(&btp->bt_io_count, 0, GFP_NOFS))
 		goto error_lru;
 
 	btp->bt_shrinker.count_objects = xfs_buftarg_shrink_count;
@@ -2058,7 +2058,7 @@ xfs_alloc_buftarg_common(
 error_lru:
 	list_lru_destroy(&btp->bt_lru);
 error_free:
-	kmem_free(btp);
+	kvfree(btp);
 	return NULL;
 }