Re: [PATCH v13 4/5] arm64: support copy_mc_[user]_highpage()

2025-02-18 Thread Catalin Marinas
On Tue, Feb 18, 2025 at 07:51:10PM +0800, Tong Tiangen wrote: > > > > > 在 2025/2/13 1:11, Catalin Marinas 写道: > > > > > > On Mon, Dec 09, 2024 at 10:42:56AM +0800, Tong Tiangen wrote: > > > > > > > Currently, many scenarios that can tolerate memory errors when > > > > > > > copying page > > > > >

Re: [PATCH v13 4/5] arm64: support copy_mc_[user]_highpage()

2025-02-18 Thread Tong Tiangen
在 2025/2/17 22:55, Catalin Marinas 写道: On Mon, Feb 17, 2025 at 04:07:49PM +0800, Tong Tiangen wrote: 在 2025/2/15 1:24, Catalin Marinas 写道: On Fri, Feb 14, 2025 at 10:49:01AM +0800, Tong Tiangen wrote: 在 2025/2/13 1:11, Catalin Marinas 写道: On Mon, Dec 09, 2024 at 10:42:56AM +0800, Tong Tian

Re: [PATCH v13 4/5] arm64: support copy_mc_[user]_highpage()

2025-02-17 Thread Catalin Marinas
On Mon, Feb 17, 2025 at 04:07:49PM +0800, Tong Tiangen wrote: > 在 2025/2/15 1:24, Catalin Marinas 写道: > > On Fri, Feb 14, 2025 at 10:49:01AM +0800, Tong Tiangen wrote: > > > 在 2025/2/13 1:11, Catalin Marinas 写道: > > > > On Mon, Dec 09, 2024 at 10:42:56AM +0800, Tong Tiangen wrote: > > > > > Current

Re: [PATCH v13 4/5] arm64: support copy_mc_[user]_highpage()

2025-02-17 Thread Tong Tiangen
在 2025/2/15 1:24, Catalin Marinas 写道: On Fri, Feb 14, 2025 at 10:49:01AM +0800, Tong Tiangen wrote: 在 2025/2/13 1:11, Catalin Marinas 写道: On Mon, Dec 09, 2024 at 10:42:56AM +0800, Tong Tiangen wrote: Currently, many scenarios that can tolerate memory errors when copying page have been suppo

Re: [PATCH v13 4/5] arm64: support copy_mc_[user]_highpage()

2025-02-14 Thread Catalin Marinas
On Fri, Feb 14, 2025 at 10:49:01AM +0800, Tong Tiangen wrote: > 在 2025/2/13 1:11, Catalin Marinas 写道: > > On Mon, Dec 09, 2024 at 10:42:56AM +0800, Tong Tiangen wrote: > > > Currently, many scenarios that can tolerate memory errors when copying > > > page > > > have been supported in the kernel[1~

Re: [PATCH v13 4/5] arm64: support copy_mc_[user]_highpage()

2025-02-13 Thread Tong Tiangen
在 2025/2/13 1:11, Catalin Marinas 写道: On Mon, Dec 09, 2024 at 10:42:56AM +0800, Tong Tiangen wrote: Currently, many scenarios that can tolerate memory errors when copying page have been supported in the kernel[1~5], all of which are implemented by copy_mc_[user]_highpage(). arm64 should also

Re: [PATCH v13 4/5] arm64: support copy_mc_[user]_highpage()

2025-02-13 Thread Tong Tiangen
在 2025/2/13 1:11, Catalin Marinas 写道: On Mon, Dec 09, 2024 at 10:42:56AM +0800, Tong Tiangen wrote: Currently, many scenarios that can tolerate memory errors when copying page have been supported in the kernel[1~5], all of which are implemented by copy_mc_[user]_highpage(). arm64 should also

Re: [PATCH v13 4/5] arm64: support copy_mc_[user]_highpage()

2025-02-12 Thread Catalin Marinas
On Mon, Dec 09, 2024 at 10:42:56AM +0800, Tong Tiangen wrote: > Currently, many scenarios that can tolerate memory errors when copying page > have been supported in the kernel[1~5], all of which are implemented by > copy_mc_[user]_highpage(). arm64 should also support this mechanism. > > Due to mt

[PATCH v13 4/5] arm64: support copy_mc_[user]_highpage()

2024-12-08 Thread Tong Tiangen
Currently, many scenarios that can tolerate memory errors when copying page have been supported in the kernel[1~5], all of which are implemented by copy_mc_[user]_highpage(). arm64 should also support this mechanism. Due to mte, arm64 needs to have its own copy_mc_[user]_highpage() architecture im