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Date: Wed, 19 Jan 2022 09:17:28 -0400 From: Jason Gunthorpe <jgg@...pe.ca> To: Praveen Kannoju <praveen.kannoju@...cle.com> Cc: Leon Romanovsky <leon@...nel.org>, Santosh Shilimkar <santosh.shilimkar@...cle.com>, "David S . Miller" <davem@...emloft.net>, "kuba@...nel.org" <kuba@...nel.org>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>, "rds-devel@....oracle.com" <rds-devel@....oracle.com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Rama Nichanamatlu <rama.nichanamatlu@...cle.com>, Rajesh Sivaramasubramaniom <rajesh.sivaramasubramaniom@...cle.com> Subject: Re: [PATCH RFC] rds: ib: Reduce the contention caused by the asynchronous workers to flush the mr pool On Wed, Jan 19, 2022 at 01:12:29PM +0000, Praveen Kannoju wrote: > Yes, we are using the barriers. I was justifying the usage of > smp_rmb() and smp_wmb() over smp_load_acquire() and > smp_store_release() in the patch. You failed to justify it. Jason
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