From: Logan Gunthorpe logang@deltatee.com
[ Upstream commit a9c4211ac918ade1522aced6b5acfbe824722f7d ]
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 logang@deltatee.com Acked-by: Allen Hubbe allenbh@gmail.com Tested-by: Alexander Fomichev fomichev.ru@gmail.com Signed-off-by: Jon Mason jdmason@kudzu.us Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Yang Yingliang yangyingliang@huawei.com --- 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 2ee41b988c5d..28d288ff3bae 100644 --- a/drivers/ntb/test/ntb_perf.c +++ b/drivers/ntb/test/ntb_perf.c @@ -656,7 +656,7 @@ 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; }