btrfs: use GFP_KERNEL for allocations of workqueues

We don't have to use GFP_NOFS to allocate workqueue structures, this is
done from mount context or potentially scrub start context, safe to fail
in both cases.

Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c
index 3e36e4a..88d9af3 100644 (file)
--- a/fs/btrfs/async-thread.c
+++ b/fs/btrfs/async-thread.c
@@ -97,7 +97,7 @@ static struct __btrfs_workqueue *
 __btrfs_alloc_workqueue(const char *name, unsigned int flags, int limit_active,
                         int thresh)
 {
-       struct __btrfs_workqueue *ret = kzalloc(sizeof(*ret), GFP_NOFS);
+       struct __btrfs_workqueue *ret = kzalloc(sizeof(*ret), GFP_KERNEL);
 
        if (!ret)
                return NULL;
@@ -148,7 +148,7 @@ struct btrfs_workqueue *btrfs_alloc_workqueue(const char *name,
                                              int limit_active,
                                              int thresh)
 {
-       struct btrfs_workqueue *ret = kzalloc(sizeof(*ret), GFP_NOFS);
+       struct btrfs_workqueue *ret = kzalloc(sizeof(*ret), GFP_KERNEL);
 
        if (!ret)
                return NULL;