[PATCH v4 021/145] smb: smbdirect: introduce smbdirect_socket.{send, recv}_io.mem.gfp_mask

[Stefan Metzmacher]

This will allow common code to be split out while still using the
gfp_mask currently used.

Cc: Steve French <smfrench at gmail.com>
Cc: Tom Talpey <tom at talpey.com>
Cc: Long Li <longli at microsoft.com>
Cc: Namjae Jeon <linkinjeon at kernel.org>
Cc: linux-cifs at vger.kernel.org
Cc: samba-technical at lists.samba.org
Signed-off-by: Stefan Metzmacher <metze at samba.org>
Signed-off-by: Steve French <stfrench at microsoft.com>
---
 fs/smb/common/smbdirect/smbdirect_socket.h | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/fs/smb/common/smbdirect/smbdirect_socket.h b/fs/smb/common/smbdirect/smbdirect_socket.h
index f56f2b037a69..5564cf9d999f 100644
--- a/fs/smb/common/smbdirect/smbdirect_socket.h
+++ b/fs/smb/common/smbdirect/smbdirect_socket.h
@@ -150,8 +150,9 @@ struct smbdirect_socket {
 		 * smbdirect_send_io buffers
 		 */
 		struct {
-			struct kmem_cache	*cache;
-			mempool_t		*pool;
+			struct kmem_cache *cache;
+			mempool_t *pool;
+			gfp_t gfp_mask;
 		} mem;
 
 		/*
@@ -204,8 +205,9 @@ struct smbdirect_socket {
 		 * smbdirect_recv_io buffers
 		 */
 		struct {
-			struct kmem_cache	*cache;
-			mempool_t		*pool;
+			struct kmem_cache *cache;
+			mempool_t *pool;
+			gfp_t gfp_mask;
 		} mem;
 
 		/*
@@ -481,6 +483,8 @@ static __always_inline void smbdirect_socket_init(struct smbdirect_socket *sc)
 	INIT_DELAYED_WORK(&sc->idle.timer_work, __smbdirect_socket_disabled_work);
 	disable_delayed_work_sync(&sc->idle.timer_work);
 
+	sc->send_io.mem.gfp_mask = GFP_KERNEL;
+
 	atomic_set(&sc->send_io.lcredits.count, 0);
 	init_waitqueue_head(&sc->send_io.lcredits.wait_queue);
 
@@ -491,6 +495,8 @@ static __always_inline void smbdirect_socket_init(struct smbdirect_socket *sc)
 	init_waitqueue_head(&sc->send_io.pending.dec_wait_queue);
 	init_waitqueue_head(&sc->send_io.pending.zero_wait_queue);
 
+	sc->recv_io.mem.gfp_mask = GFP_KERNEL;
+
 	INIT_LIST_HEAD(&sc->recv_io.free.list);
 	spin_lock_init(&sc->recv_io.free.lock);
 
-- 
2.43.0