NFSv4.1: Ensure that layoutget uses the correct gfp modes
Currently, writebacks may end up recursing back into the filesystem due to
GFP_KERNEL direct reclaims in the pnfs subsystem.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 890dce2..7e371f7 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -233,6 +233,7 @@
struct nfs4_layoutget_args args;
struct nfs4_layoutget_res res;
struct pnfs_layout_segment **lsegpp;
+ gfp_t gfp_flags;
};
struct nfs4_getdeviceinfo_args {