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[4/6] Reduce server smbdirect max send/receive segment sizes

Message ID 27ad44f89fa239f69806241aa65869cd58a04d3d.1663103255.git.tom@talpey.com (mailing list archive)
State New, archived
Headers show
Series Reduce SMBDirect RDMA SGE counts and sizes | expand

Commit Message

Tom Talpey Sept. 13, 2022, 10:19 p.m. UTC 
Reduce ksmbd smbdirect max segment send and receive size to 1364
to match protocol norms. Larger buffers are unnecessary and add
significant memory overhead.

Signed-off-by: Tom Talpey <tom@talpey.com>
---
 fs/ksmbd/transport_rdma.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/fs/ksmbd/transport_rdma.c b/fs/ksmbd/transport_rdma.c
index 494b8e5af4b3..0315bca3d53b 100644
--- a/fs/ksmbd/transport_rdma.c
+++ b/fs/ksmbd/transport_rdma.c
@@ -62,13 +62,13 @@  static int smb_direct_receive_credit_max = 255;
 static int smb_direct_send_credit_target = 255;
 
 /* The maximum single message size can be sent to remote peer */
-static int smb_direct_max_send_size = 8192;
+static int smb_direct_max_send_size = 1364;
 
 /*  The maximum fragmented upper-layer payload receive size supported */
 static int smb_direct_max_fragmented_recv_size = 1024 * 1024;
 
 /*  The maximum single-message size which can be received */
-static int smb_direct_max_receive_size = 8192;
+static int smb_direct_max_receive_size = 1364;
 
 static int smb_direct_max_read_write_size = SMBD_DEFAULT_IOSIZE;