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Date: Wed, 22 Jan 2020 09:51:32 +0200 From: Gal Pressman <galpress@...zon.com> To: Yishai Hadas <yishaih@....mellanox.co.il> CC: Yishai Hadas <yishaih@...lanox.com>, <linux-rdma@...r.kernel.org>, <jgg@...lanox.com>, <dledford@...hat.com>, <saeedm@...lanox.com>, <maorg@...lanox.com>, <michaelgur@...lanox.com>, <netdev@...r.kernel.org> Subject: Re: [PATCH rdma-next 07/10] RDMA/efa: Allow passing of optional access flags for MR registration On 21/01/2020 18:57, Yishai Hadas wrote: > On 1/21/2020 6:37 PM, Gal Pressman wrote: >> On 08/01/2020 20:05, Yishai Hadas wrote: >>> From: Michael Guralnik <michaelgur@...lanox.com> >>> >>> As part of adding a range of optional access flags that drivers need to >>> be able to accept, mask this range inside efa driver. >>> This will prevent the driver from failing when an access flag from >>> that range is passed. >>> >>> Signed-off-by: Michael Guralnik <michaelgur@...lanox.com> >>> Signed-off-by: Yishai Hadas <yishaih@...lanox.com> >>> --- >>> drivers/infiniband/hw/efa/efa_verbs.c | 1 + >>> 1 file changed, 1 insertion(+) >>> >>> diff --git a/drivers/infiniband/hw/efa/efa_verbs.c >>> b/drivers/infiniband/hw/efa/efa_verbs.c >>> index 50c2257..b6b936c 100644 >>> --- a/drivers/infiniband/hw/efa/efa_verbs.c >>> +++ b/drivers/infiniband/hw/efa/efa_verbs.c >>> @@ -1370,6 +1370,7 @@ struct ib_mr *efa_reg_mr(struct ib_pd *ibpd, u64 start, >>> u64 length, >>> IB_ACCESS_LOCAL_WRITE | >>> (is_rdma_read_cap(dev) ? IB_ACCESS_REMOTE_READ : 0); >>> + access_flags &= ~IB_UVERBS_ACCESS_OPTIONAL_RANGE; >> >> Hi Yishai, >> access_flags should be masked with IB_ACCESS_OPTIONAL instead of >> IB_UVERBS_ACCESS_OPTIONAL_RANGE. >> > > You are talking from namespace point of view, right ? both have same value. > > If it's important, can you send some patch to replace ? I'll send a patch, thanks.
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