Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-12 Thread Rong Qianfeng
在 2024/4/12 0:52, T.J. Mercier 写道: On Thu, Apr 11, 2024 at 1:21 AM Rong Qianfeng <11065...@vivo.com> wrote: 在 2024/4/10 0:37, T.J. Mercier 写道: [You don't often get email from tjmerc...@google.com. Learn why this is important at https://aka.ms/LearnAboutSenderIdentification ] On Tue, Apr

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-11 Thread T.J. Mercier
On Thu, Apr 11, 2024 at 1:21 AM Rong Qianfeng <11065...@vivo.com> wrote: > > > 在 2024/4/10 0:37, T.J. Mercier 写道: > > [You don't often get email from tjmerc...@google.com. Learn why this is > > important at https://aka.ms/LearnAboutSenderIdentification ] > > > > On Tue, Apr 9, 2024 at 12:34 AM

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-11 Thread Christian König
Am 10.04.24 um 17:07 schrieb T.J. Mercier: On Wed, Apr 10, 2024 at 7:22 AM Christian König wrote: Am 09.04.24 um 18:37 schrieb T.J. Mercier: On Tue, Apr 9, 2024 at 12:34 AM Rong Qianfeng <11065...@vivo.com> wrote: 在 2024/4/8 15:58, Christian König 写道: Am 07.04.24 um 09:50 schrieb Rong

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-11 Thread Rong Qianfeng
在 2024/4/10 23:07, T.J. Mercier 写道: [You don't often get email from tjmerc...@google.com. Learn why this is important at https://aka.ms/LearnAboutSenderIdentification ] On Wed, Apr 10, 2024 at 7:22 AM Christian König wrote: Am 09.04.24 um 18:37 schrieb T.J. Mercier: On Tue, Apr 9, 2024 at

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-11 Thread Rong Qianfeng
在 2024/4/10 0:37, T.J. Mercier 写道: [You don't often get email from tjmerc...@google.com. Learn why this is important at https://aka.ms/LearnAboutSenderIdentification ] On Tue, Apr 9, 2024 at 12:34 AM Rong Qianfeng <11065...@vivo.com> wrote: 在 2024/4/8 15:58, Christian König 写道: Am

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-10 Thread T.J. Mercier
On Wed, Apr 10, 2024 at 7:22 AM Christian König wrote: > > Am 09.04.24 um 18:37 schrieb T.J. Mercier: > > On Tue, Apr 9, 2024 at 12:34 AM Rong Qianfeng <11065...@vivo.com> wrote: > >> > >> 在 2024/4/8 15:58, Christian König 写道: > >>> Am 07.04.24 um 09:50 schrieb Rong Qianfeng: > [SNIP] >

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-10 Thread Christian König
Am 09.04.24 um 18:37 schrieb T.J. Mercier: On Tue, Apr 9, 2024 at 12:34 AM Rong Qianfeng <11065...@vivo.com> wrote: 在 2024/4/8 15:58, Christian König 写道: Am 07.04.24 um 09:50 schrieb Rong Qianfeng: [SNIP] Am 13.11.21 um 07:22 schrieb Jianqun Xu: Add DMA_BUF_IOCTL_SYNC_PARTIAL support for

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-10 Thread Rong Qianfeng
在 2024/4/9 23:34, Christian König 写道: Am 09.04.24 um 09:32 schrieb Rong Qianfeng: 在 2024/4/8 15:58, Christian König 写道: Am 07.04.24 um 09:50 schrieb Rong Qianfeng: [SNIP] Am 13.11.21 um 07:22 schrieb Jianqun Xu: Add DMA_BUF_IOCTL_SYNC_PARTIAL support for user to sync dma-buf with offset

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-09 Thread T.J. Mercier
On Tue, Apr 9, 2024 at 12:34 AM Rong Qianfeng <11065...@vivo.com> wrote: > > > 在 2024/4/8 15:58, Christian König 写道: > > Am 07.04.24 um 09:50 schrieb Rong Qianfeng: > >> [SNIP] > >>> Am 13.11.21 um 07:22 schrieb Jianqun Xu: > Add DMA_BUF_IOCTL_SYNC_PARTIAL support for user to sync dma-buf

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-09 Thread Christian König
Am 09.04.24 um 09:32 schrieb Rong Qianfeng: 在 2024/4/8 15:58, Christian König 写道: Am 07.04.24 um 09:50 schrieb Rong Qianfeng: [SNIP] Am 13.11.21 um 07:22 schrieb Jianqun Xu: Add DMA_BUF_IOCTL_SYNC_PARTIAL support for user to sync dma-buf with offset and len. You have not given an use case

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-09 Thread Rong Qianfeng
在 2024/4/8 15:58, Christian König 写道: Am 07.04.24 um 09:50 schrieb Rong Qianfeng: [SNIP] Am 13.11.21 um 07:22 schrieb Jianqun Xu: Add DMA_BUF_IOCTL_SYNC_PARTIAL support for user to sync dma-buf with offset and len. You have not given an use case for this so it is a bit hard to review.

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-08 Thread Christian König
Am 07.04.24 um 09:50 schrieb Rong Qianfeng: [SNIP] Am 13.11.21 um 07:22 schrieb Jianqun Xu: Add DMA_BUF_IOCTL_SYNC_PARTIAL support for user to sync dma-buf with offset and len. You have not given an use case for this so it is a bit hard to review. And from the existing use cases I don't see

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2024-04-08 Thread Rong Qianfeng
:20 + Received: from MWHPR1201MB0192.namprd12.prod.outlook.com ([fe80::2d02:26e7:a2d0:3769]) by MWHPR1201MB0192.namprd12.prod.outlook.com ([fe80::2d02:26e7:a2d0:3769%5]) with mapi id 15.20.4690.027; Mon, 15 Nov 2021 11:42:20 +0000 Subject: Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIA

Re: [PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2021-11-15 Thread Christian König
Am 13.11.21 um 07:22 schrieb Jianqun Xu: Add DMA_BUF_IOCTL_SYNC_PARTIAL support for user to sync dma-buf with offset and len. You have not given an use case for this so it is a bit hard to review. And from the existing use cases I don't see why this should be necessary. Even worse from the

[PATCH] dma-buf: add DMA_BUF_IOCTL_SYNC_PARTIAL support

2021-11-12 Thread Jianqun Xu
Add DMA_BUF_IOCTL_SYNC_PARTIAL support for user to sync dma-buf with offset and len. Change-Id: I03d2d2e10e48d32aa83c31abade57e0931e1be49 Signed-off-by: Jianqun Xu --- drivers/dma-buf/dma-buf.c| 42 include/uapi/linux/dma-buf.h | 8 +++ 2 files