From: Amir Vadai <amirv@mellanox.co.il>
Date: Wed, 17 Nov 2010 09:03:03 +0000 (+0200)
Subject: sdp: Enable set zcopy threshold to 0 using setsockopt
X-Git-Tag: v4.1.12-92~264^2~5^2~61
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=73066e6801faefea98d9f1e81c39c7ac0f0fc7b0;p=users%2Fjedix%2Flinux-maple.git

sdp: Enable set zcopy threshold to 0 using setsockopt

Signed-off-by: Amir Vadai <amirv@mellanox.co.il>
---

diff --git a/drivers/infiniband/ulp/sdp/sdp_main.c b/drivers/infiniband/ulp/sdp/sdp_main.c
index 9729fad4a1a7c..113946376b879 100644
--- a/drivers/infiniband/ulp/sdp/sdp_main.c
+++ b/drivers/infiniband/ulp/sdp/sdp_main.c
@@ -1318,7 +1318,8 @@ static int sdp_setsockopt(struct sock *sk, int level, int optname,
 		}
 		break;
 	case SDP_ZCOPY_THRESH:
-		if (val < SDP_MIN_ZCOPY_THRESH || val > SDP_MAX_ZCOPY_THRESH)
+		if (val != 0 && (val < SDP_MIN_ZCOPY_THRESH || 
+					val > SDP_MAX_ZCOPY_THRESH))
 			err = -EINVAL;
 		else
 			ssk->zcopy_thresh = val;