Message ID | 20190818165817.32634-1-deepa.kernel@gmail.com (mailing list archive) |
---|---|
Headers | show |
Series | vfs: Add support for timestamp limits | expand |
On Sun, 2019-08-18 at 09:57 -0700, Deepa Dinamani wrote: > The series is an update and a more complete version of the > previously posted series at > https://lore.kernel.org/linux-fsdevel/20180122020426.2988-1-deepa.kernel@gmail.com/ > > Thanks to Arnd Bergmann for doing a few preliminary reviews. > They helped me fix a few issues I had overlooked. > > The limits (sometimes granularity also) for the filesystems updated here are according to the > following table: > > File system Time type Start year Expiration year Granularity > cramfs fixed 0 0 > romfs fixed 0 0 > pstore ascii seconds (27 digit ascii) S64_MIN S64_MAX 1 > coda INT64 S64_MIN S64_MAX 1 > omfs 64-bit milliseconds 0 U64_MAX/ 1000 NSEC_PER_MSEC > befs unsigned 48-bit seconds 0 0xffffffffffff alloc_super > bfs unsigned 32-bit seconds 0 U32_MAX alloc_super > efs unsigned 32-bit seconds 0 U32_MAX alloc_super > ext2 signed 32-bit seconds S32_MIN S32_MAX alloc_super > ext3 signed 32-bit seconds S32_MIN S32_MAX alloc_super > ext4 (old) signed 32-bit seconds S32_MIN S32_MAX alloc_super > ext4 (extra) 34-bit seconds, 30-bit ns S32_MIN 0x37fffffff 1 > freevxfs u32 secs/usecs 0 U32_MAX alloc_super > jffs2 unsigned 32-bit seconds 0 U32_MAX alloc_super > jfs unsigned 32-bit seconds/ns 0 U32_MAX 1 > minix unsigned 32-bit seconds 0 U32_MAX alloc_super > orangefs u64 seconds 0 U64_MAX alloc_super > qnx4 unsigned 32-bit seconds 0 U32_MAX alloc_super > qnx6 unsigned 32-bit seconds 0 U32_MAX alloc_super > reiserfs unsigned 32-bit seconds 0 U32_MAX alloc_super > squashfs unsigned 32-bit seconds 0 U32_MAX alloc_super > ufs1 signed 32-bit seconds S32_MIN S32_MAX NSEC_PER_SEC > ufs2 signed 64-bit seconds/u32 ns S64_MIN S64_MAX 1 > xfs signed 32-bit seconds/ns S32_MIN S32_MAX 1 > ceph unsigned 32-bit second/ns 0 U32_MAX 1000 Looks reasonable, overall. Note that the granularity changed recently for cephfs. See commit 0f7cf80ae96c2a (ceph: initialize superblock s_time_gran to 1). In any case, you can add my Acked-by