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-rw-r--r--fs/xfs/xfs_iops.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index c4cd6d47f523..27e0e544e963 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -1168,6 +1168,7 @@ xfs_setup_inode(
struct xfs_inode *ip)
{
struct inode *inode = &ip->i_vnode;
+ gfp_t gfp_mask;
inode->i_ino = ip->i_ino;
inode->i_state = I_NEW;
@@ -1230,6 +1231,14 @@ xfs_setup_inode(
}
/*
+ * Ensure all page cache allocations are done from GFP_NOFS context to
+ * prevent direct reclaim recursion back into the filesystem and blowing
+ * stacks or deadlocking.
+ */
+ gfp_mask = mapping_gfp_mask(inode->i_mapping);
+ mapping_set_gfp_mask(inode->i_mapping, (gfp_mask & ~(__GFP_FS)));
+
+ /*
* If there is no attribute fork no ACL can exist on this inode,
* and it can't have any file capabilities attached to it either.
*/
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