From: Tom Talpey Date: Fri, 23 Sep 2022 21:53:56 +0000 (+0000) Subject: ksmbd: decrease the number of SMB3 smbdirect server SGEs X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=2b4eeeaa90617c5e37da7c804c422b4e833b87b2;p=linux.git ksmbd: decrease the number of SMB3 smbdirect server SGEs The server-side SMBDirect layer requires no more than 6 send SGEs The previous default of 8 causes ksmbd to fail on the SoftiWARP (siw) provider, and possibly others. Additionally, large numbers of SGEs reduces performance significantly on adapter implementations. Signed-off-by: Tom Talpey Acked-by: Namjae Jeon Signed-off-by: Steve French --- diff --git a/fs/ksmbd/transport_rdma.c b/fs/ksmbd/transport_rdma.c index 35b55ee94fe54..494b8e5af4b3e 100644 --- a/fs/ksmbd/transport_rdma.c +++ b/fs/ksmbd/transport_rdma.c @@ -32,7 +32,7 @@ /* SMB_DIRECT negotiation timeout in seconds */ #define SMB_DIRECT_NEGOTIATE_TIMEOUT 120 -#define SMB_DIRECT_MAX_SEND_SGES 8 +#define SMB_DIRECT_MAX_SEND_SGES 6 #define SMB_DIRECT_MAX_RECV_SGES 1 /*