NTB: perf: Don't require one more memory window than number of peers
[ Upstream commit5.4-rM2-2.2.x-imx-squasheda9c4211ac9
] ntb_perf should not require more than one memory window per peer. This was probably an off-by-one error. Fixes:5648e56d03
("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>
parent
2b97e354e5
commit
ec84901316
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@ -653,7 +653,7 @@ static int perf_init_service(struct perf_ctx *perf)
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{
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u64 mask;
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if (ntb_peer_mw_count(perf->ntb) < perf->pcnt + 1) {
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if (ntb_peer_mw_count(perf->ntb) < perf->pcnt) {
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dev_err(&perf->ntb->dev, "Not enough memory windows\n");
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return -EINVAL;
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}
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