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* [PATCH] Btrfs: fix wrong mapping flags for free space inode
@ 2015-05-06 10:17 Filipe Manana
  0 siblings, 0 replies; only message in thread
From: Filipe Manana @ 2015-05-06 10:17 UTC (permalink / raw)
  To: linux-btrfs; +Cc: clm, merlijn, Filipe Manana

We were passing a flags value that differed from the intention in commit
2b108268006e ("Btrfs: don't use highmem for free space cache pages").

This caused problems in a ARM machine, leaving btrfs unusable there.

Reported-by: Merlijn Wajer <merlijn@wizzup.org>
Tested-by: Merlijn Wajer <merlijn@wizzup.org>
Signed-off-by: Filipe Manana <fdmanana@suse.com>
---
 fs/btrfs/free-space-cache.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index c0ef0b1..fc0857f 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -86,7 +86,7 @@ static struct inode *__lookup_free_space_inode(struct btrfs_root *root,
 
 	mapping_set_gfp_mask(inode->i_mapping,
 			mapping_gfp_mask(inode->i_mapping) &
-			~(GFP_NOFS & ~__GFP_HIGHMEM));
+			~(__GFP_FS | __GFP_HIGHMEM));
 
 	return inode;
 }
-- 
2.1.3


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2015-05-06 10:17 [PATCH] Btrfs: fix wrong mapping flags for free space inode Filipe Manana

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