Commit deae24b0 authored by Namjae Jeon's avatar Namjae Jeon Committed by Steve French
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ksmbd: reduce smb direct max read/write size 



ksmbd does not support more than one Buffer Descriptor V1 element in
an smbdirect protocol request. Reducing the maximum read/write size to
about 512KB allows interoperability with Windows over a wider variety
of RDMA NICs, as an interim workaround.

Reviewed-by: default avatarTom Talpey <tom@talpey.com>
Signed-off-by: default avatarNamjae Jeon <linkinjeon@kernel.org>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent 04e26094

fs/ksmbd/transport_rdma.c

+1 −1
Original line number Diff line number Diff line
@@ -80,7 +80,7 @@ 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_read_write_size = 1048512;

static int smb_direct_max_read_write_size = 524224;



static int smb_direct_max_outstanding_rw_ops = 8;