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authorDavid Sterba <dsterba@suse.com>2016-01-18 18:42:13 +0100
committerDavid Sterba <dsterba@suse.com>2016-02-11 15:19:39 +0100
commited0244faf59e33ff915b83acd15c903b81fd357b (patch)
tree8573846ea2e518c3fdc8d2fd4dab42430a309e22 /fs/btrfs/reada.c
parente780b0d1c1523ec8cd489c6910fb8c5ee452bb6c (diff)
btrfs: reada: use GFP_KERNEL everywhere
The readahead framework is not on the critical writeback path we don't need to use GFP_NOFS for allocations. All error paths are handled and the readahead failures are not fatal. The actual users (scrub, dev-replace) will trigger reads if the blocks are not found in cache. Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/reada.c')
-rw-r--r--fs/btrfs/reada.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/btrfs/reada.c b/fs/btrfs/reada.c
index 619f92963e27..c5f1773c4794 100644
--- a/fs/btrfs/reada.c
+++ b/fs/btrfs/reada.c
@@ -280,7 +280,7 @@ static struct reada_zone *reada_find_zone(struct btrfs_fs_info *fs_info,
end = start + cache->key.offset - 1;
btrfs_put_block_group(cache);
- zone = kzalloc(sizeof(*zone), GFP_NOFS);
+ zone = kzalloc(sizeof(*zone), GFP_KERNEL);
if (!zone)
return NULL;
@@ -343,7 +343,7 @@ static struct reada_extent *reada_find_extent(struct btrfs_root *root,
if (re)
return re;
- re = kzalloc(sizeof(*re), GFP_NOFS);
+ re = kzalloc(sizeof(*re), GFP_KERNEL);
if (!re)
return NULL;
@@ -566,7 +566,7 @@ static int reada_add_block(struct reada_control *rc, u64 logical,
if (!re)
return -1;
- rec = kzalloc(sizeof(*rec), GFP_NOFS);
+ rec = kzalloc(sizeof(*rec), GFP_KERNEL);
if (!rec) {
reada_extent_put(root->fs_info, re);
return -ENOMEM;
@@ -791,7 +791,7 @@ static void reada_start_machine(struct btrfs_fs_info *fs_info)
{
struct reada_machine_work *rmw;
- rmw = kzalloc(sizeof(*rmw), GFP_NOFS);
+ rmw = kzalloc(sizeof(*rmw), GFP_KERNEL);
if (!rmw) {
/* FIXME we cannot handle this properly right now */
BUG();
@@ -926,7 +926,7 @@ struct reada_control *btrfs_reada_add(struct btrfs_root *root,
.offset = (u64)-1
};
- rc = kzalloc(sizeof(*rc), GFP_NOFS);
+ rc = kzalloc(sizeof(*rc), GFP_KERNEL);
if (!rc)
return ERR_PTR(-ENOMEM);