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ksmbd: reduce server smbdirect max send/receive segment sizes

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[ Upstream commit 78af146e10 ]

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>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tom Talpey
2023-12-19 00:33:19 +09:00
committed by Greg Kroah-Hartman
parent fe4d09792b
commit 507cb106c3
1 changed files with 2 additions and 2 deletions
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4
fs/ksmbd/transport_rdma.c
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@@ -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;