Re: [PATCH v2 1/4] f2fs: support F2FS_IOC_PRECACHE_EXTENTS

2018-01-10 Thread Chao Yu
On 2018/1/11 13:16, Jaegeuk Kim wrote: > On 01/11, Chao Yu wrote: >> On 2018/1/11 3:24, Jaegeuk Kim wrote: >>> On 01/10, Chao Yu wrote: This patch introduces a new ioctl F2FS_IOC_PRECACHE_EXTENTS to precache extent info like ext4, in order to gain better performance during

Re: [PATCH v2 1/4] f2fs: support F2FS_IOC_PRECACHE_EXTENTS

2018-01-10 Thread Chao Yu
On 2018/1/11 13:16, Jaegeuk Kim wrote: > On 01/11, Chao Yu wrote: >> On 2018/1/11 3:24, Jaegeuk Kim wrote: >>> On 01/10, Chao Yu wrote: This patch introduces a new ioctl F2FS_IOC_PRECACHE_EXTENTS to precache extent info like ext4, in order to gain better performance during

Re: [PATCH v2 1/4] f2fs: support F2FS_IOC_PRECACHE_EXTENTS

2018-01-10 Thread Jaegeuk Kim
On 01/11, Chao Yu wrote: > On 2018/1/11 3:24, Jaegeuk Kim wrote: > > On 01/10, Chao Yu wrote: > >> This patch introduces a new ioctl F2FS_IOC_PRECACHE_EXTENTS to precache > >> extent info like ext4, in order to gain better performance during > >> triggering AIO by eliminating synchronous waiting

Re: [PATCH v2 1/4] f2fs: support F2FS_IOC_PRECACHE_EXTENTS

2018-01-10 Thread Jaegeuk Kim
On 01/11, Chao Yu wrote: > On 2018/1/11 3:24, Jaegeuk Kim wrote: > > On 01/10, Chao Yu wrote: > >> This patch introduces a new ioctl F2FS_IOC_PRECACHE_EXTENTS to precache > >> extent info like ext4, in order to gain better performance during > >> triggering AIO by eliminating synchronous waiting

Re: [PATCH v2 1/4] f2fs: support F2FS_IOC_PRECACHE_EXTENTS

2018-01-10 Thread Chao Yu
On 2018/1/11 3:24, Jaegeuk Kim wrote: > On 01/10, Chao Yu wrote: >> This patch introduces a new ioctl F2FS_IOC_PRECACHE_EXTENTS to precache >> extent info like ext4, in order to gain better performance during >> triggering AIO by eliminating synchronous waiting of mapping info. >> >> Referred

Re: [PATCH v2 1/4] f2fs: support F2FS_IOC_PRECACHE_EXTENTS

2018-01-10 Thread Chao Yu
On 2018/1/11 3:24, Jaegeuk Kim wrote: > On 01/10, Chao Yu wrote: >> This patch introduces a new ioctl F2FS_IOC_PRECACHE_EXTENTS to precache >> extent info like ext4, in order to gain better performance during >> triggering AIO by eliminating synchronous waiting of mapping info. >> >> Referred

Re: [PATCH v2 1/4] f2fs: support F2FS_IOC_PRECACHE_EXTENTS

2018-01-10 Thread Jaegeuk Kim
On 01/10, Chao Yu wrote: > This patch introduces a new ioctl F2FS_IOC_PRECACHE_EXTENTS to precache > extent info like ext4, in order to gain better performance during > triggering AIO by eliminating synchronous waiting of mapping info. > > Referred commit: 7869a4a6c5ca ("ext4: add support for

Re: [PATCH v2 1/4] f2fs: support F2FS_IOC_PRECACHE_EXTENTS

2018-01-10 Thread Jaegeuk Kim
On 01/10, Chao Yu wrote: > This patch introduces a new ioctl F2FS_IOC_PRECACHE_EXTENTS to precache > extent info like ext4, in order to gain better performance during > triggering AIO by eliminating synchronous waiting of mapping info. > > Referred commit: 7869a4a6c5ca ("ext4: add support for

[PATCH v2 1/4] f2fs: support F2FS_IOC_PRECACHE_EXTENTS

2018-01-09 Thread Chao Yu
This patch introduces a new ioctl F2FS_IOC_PRECACHE_EXTENTS to precache extent info like ext4, in order to gain better performance during triggering AIO by eliminating synchronous waiting of mapping info. Referred commit: 7869a4a6c5ca ("ext4: add support for extent pre-caching") In addition,

[PATCH v2 1/4] f2fs: support F2FS_IOC_PRECACHE_EXTENTS

2018-01-09 Thread Chao Yu
This patch introduces a new ioctl F2FS_IOC_PRECACHE_EXTENTS to precache extent info like ext4, in order to gain better performance during triggering AIO by eliminating synchronous waiting of mapping info. Referred commit: 7869a4a6c5ca ("ext4: add support for extent pre-caching") In addition,