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authorTom Talpey <[email protected]>2022-09-23 21:53:56 +0000
committerSteve French <[email protected]>2022-10-05 01:15:44 -0500
commit2b4eeeaa90617c5e37da7c804c422b4e833b87b2 (patch)
treeee525ccce508231e5508681ce313b24320229d17
parentb1763d265af62800ec96eeb79803c4c537dcef3a (diff)
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 <[email protected]> Acked-by: Namjae Jeon <[email protected]> Signed-off-by: Steve French <[email protected]>
-rw-r--r--fs/ksmbd/transport_rdma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ksmbd/transport_rdma.c b/fs/ksmbd/transport_rdma.c
index 35b55ee94fe5..494b8e5af4b3 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
/*