From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ale.deltatee.com (ale.deltatee.com. [207.54.116.67]) by gmr-mx.google.com with ESMTPS id w4-v6si594362ioa.4.2018.06.08.17.08.27 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 08 Jun 2018 17:08:27 -0700 (PDT) From: Logan Gunthorpe Date: Fri, 8 Jun 2018 18:08:15 -0600 Message-Id: <20180609000819.13883-6-logang@deltatee.com> In-Reply-To: <20180609000819.13883-1-logang@deltatee.com> References: <20180609000819.13883-1-logang@deltatee.com> Subject: [PATCH 5/8] NTB: perf: Don't require one more memory window than number of peers To: linux-kernel@vger.kernel.org, linux-ntb@googlegroups.com Cc: Jon Mason , Dave Jiang , Allen Hubbe , Serge Semin , Shyam Sundar S K , Shuah Khan , Logan Gunthorpe List-ID: ntb_perf should not require more than one memory window per peer. This was probably an off-by-one error. Fixes: 5648e56d03fa ("NTB: ntb_perf: Add full multi-port NTB API support") Signed-off-by: Logan Gunthorpe --- drivers/ntb/test/ntb_perf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/ntb/test/ntb_perf.c b/drivers/ntb/test/ntb_perf.c index 2a9d6b0d1f19..fe27412ffe91 100644 --- a/drivers/ntb/test/ntb_perf.c +++ b/drivers/ntb/test/ntb_perf.c @@ -655,7 +655,7 @@ static int perf_init_service(struct perf_ctx *perf) { u64 mask; - if (ntb_peer_mw_count(perf->ntb) < perf->pcnt + 1) { + if (ntb_peer_mw_count(perf->ntb) < perf->pcnt) { dev_err(&perf->ntb->dev, "Not enough memory windows\n"); return -EINVAL; } -- 2.11.0