Btrfs: fix gfp flags masking in the compression code

GFP_FS must be masked out, NOFS can't be or'd in.

Signed-off-by: Chris Mason <chris.mason@oracle.com>

diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index a11a320..28b92a7 100644 (file)
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -478,7 +478,7 @@ static noinline int add_ra_bio_pages(struct inode *inode,
                        goto next;
                }
 
-               page = alloc_page(mapping_gfp_mask(mapping) | GFP_NOFS);
+               page = alloc_page(mapping_gfp_mask(mapping) & ~__GFP_FS);
                if (!page)
                        break;