From: Jason Gunthorpe <jgg@ziepe.ca>
To: Li Zhijian <lizhijian@cn.fujitsu.com>
Cc: linux-rdma@vger.kernel.org, zyjzyj2000@gmail.com,
aharonl@nvidia.com, leon@kernel.org,
linux-kernel@vger.kernel.org, mbloch@nvidia.com,
liweihang@huawei.com, liangwenpeng@huawei.com,
yangx.jy@cn.fujitsu.com, rpearsonhpe@gmail.com,
y-goto@fujitsu.com
Subject: Re: [RFC PATCH rdma-next 08/10] RDMA/rxe: Implement flush execution in responder side
Date: Wed, 5 Jan 2022 20:28:04 -0400 [thread overview]
Message-ID: <20220106002804.GS6467@ziepe.ca> (raw)
In-Reply-To: <20211228080717.10666-9-lizhijian@cn.fujitsu.com>
On Tue, Dec 28, 2021 at 04:07:15PM +0800, Li Zhijian wrote:
> + while (length > 0) {
> + va = (u8 *)(uintptr_t)buf->addr + offset;
> + bytes = buf->size - offset;
> +
> + if (bytes > length)
> + bytes = length;
> +
> + arch_wb_cache_pmem(va, bytes);
So why did we need to check that the va was pmem to call this?
Jason
next prev parent reply other threads:[~2022-01-06 0:28 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-28 8:07 [RFC PATCH rdma-next 00/10] RDMA/rxe: Add RDMA FLUSH operation Li Zhijian
2021-12-28 8:07 ` [RFC PATCH rdma-next 01/10] RDMA: mr: Introduce is_pmem Li Zhijian
2022-01-06 0:21 ` Jason Gunthorpe
2022-01-06 6:12 ` lizhijian
2022-01-14 8:10 ` Li, Zhijian
2022-01-27 22:30 ` Jeff Moyer
2022-01-16 18:11 ` Dan Williams
2022-01-18 8:55 ` lizhijian
2022-01-18 15:28 ` Dan Williams
2022-01-19 2:01 ` lizhijian
2021-12-28 8:07 ` [RFC PATCH rdma-next 02/10] RDMA: Allow registering MR with flush access flags Li Zhijian
2021-12-28 8:07 ` [RFC PATCH rdma-next 03/10] RDMA/rxe: Allow registering FLUSH flags for supported device only Li Zhijian
2022-01-06 0:22 ` Jason Gunthorpe
2022-01-06 6:20 ` lizhijian
2022-01-13 6:43 ` lizhijian
2021-12-28 8:07 ` [RFC PATCH rdma-next 04/10] RDMA/rxe: Enable IB_DEVICE_RDMA_FLUSH for rxe device Li Zhijian
2022-01-06 0:22 ` Jason Gunthorpe
2022-01-06 6:26 ` lizhijian
2021-12-28 8:07 ` [RFC PATCH rdma-next 05/10] RDMA/rxe: Allow registering persistent flag for pmem MR only Li Zhijian
2021-12-30 22:25 ` Tom Talpey
2021-12-31 3:34 ` lizhijian
2021-12-31 14:40 ` Tom Talpey
2022-01-04 1:32 ` lizhijian
2021-12-28 8:07 ` [RFC PATCH rdma-next 06/10] RDMA/rxe: Implement RC RDMA FLUSH service in requester side Li Zhijian
2021-12-28 8:07 ` [RFC PATCH rdma-next 07/10] RDMA/rxe: Set BTH's SE to zero for FLUSH packet Li Zhijian
2021-12-28 8:07 ` [RFC PATCH rdma-next 08/10] RDMA/rxe: Implement flush execution in responder side Li Zhijian
2021-12-30 22:18 ` Tom Talpey
2021-12-31 1:37 ` lizhijian
2021-12-31 2:32 ` Tom Talpey
2022-01-04 8:51 ` lizhijian
2022-01-04 16:02 ` Tom Talpey
2022-01-06 0:35 ` Jason Gunthorpe
2022-01-04 16:40 ` Tom Talpey
2022-01-05 1:43 ` lizhijian
2022-01-06 0:28 ` Jason Gunthorpe [this message]
2022-01-06 6:42 ` lizhijian
2022-01-06 17:33 ` Jason Gunthorpe
2022-01-10 5:45 ` lizhijian
2022-01-10 14:34 ` Jason Gunthorpe
2022-01-11 5:34 ` lizhijian
2022-01-11 20:48 ` Jason Gunthorpe
2022-01-12 9:50 ` lizhijian
2022-01-12 13:12 ` Jason Gunthorpe
2022-01-13 6:29 ` lizhijian
2021-12-28 8:07 ` [RFC PATCH rdma-next 09/10] RDMA/rxe: Implement flush completion Li Zhijian
2021-12-28 8:07 ` [RFC PATCH rdma-next 10/10] RDMA/rxe: Add RD FLUSH service support Li Zhijian
2021-12-29 8:49 ` [RFC PATCH rdma-next 00/10] RDMA/rxe: Add RDMA FLUSH operation Gromadzki, Tomasz
2021-12-29 14:35 ` Tom Talpey
2021-12-31 1:10 ` lizhijian
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