Re: [PATCH v3 2/6] block: block-status cache for data regions

2021-08-25 Thread Vladimir Sementsov-Ogievskiy
12.08.2021 11:41, Hanna Reitz wrote: As we have attempted before (https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg06451.html, "file-posix: Cache lseek result for data regions"; https://lists.nongnu.org/archive/html/qemu-block/2021-02/msg00934.html, "file-posix: Cache next hole"), this pa

Re: [PATCH v3 2/6] block: block-status cache for data regions

2021-08-16 Thread Hanna Reitz
On 16.08.21 23:38, Eric Blake wrote: On Thu, Aug 12, 2021 at 10:41:44AM +0200, Hanna Reitz wrote: As we have attempted before (https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg06451.html, "file-posix: Cache lseek result for data regions"; https://lists.nongnu.org/archive/html/qemu-block/

Re: [PATCH v3 2/6] block: block-status cache for data regions

2021-08-16 Thread Eric Blake
On Thu, Aug 12, 2021 at 10:41:44AM +0200, Hanna Reitz wrote: > As we have attempted before > (https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg06451.html, > "file-posix: Cache lseek result for data regions"; > https://lists.nongnu.org/archive/html/qemu-block/2021-02/msg00934.html, > "file-p

[PATCH v3 2/6] block: block-status cache for data regions

2021-08-12 Thread Hanna Reitz
As we have attempted before (https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg06451.html, "file-posix: Cache lseek result for data regions"; https://lists.nongnu.org/archive/html/qemu-block/2021-02/msg00934.html, "file-posix: Cache next hole"), this patch seeks to reduce the number of SEEK_