Messages in this thread | | | Subject | Re: [PATCH] f2fs: fix fdatasync | From | Chao Yu <> | Date | Thu, 17 Nov 2016 09:13:03 +0800 |
| |
On 2016/11/16 20:15, Christoph Hellwig wrote: > On Wed, Nov 16, 2016 at 08:12:11PM +0800, Chao Yu wrote: >> For below two cases, we can't guarantee data consistence: >> >> a) >> 1. xfs_io "pwrite 0 4195328" "fsync" >> 2. xfs_io "pwrite 4195328 1024" "fdatasync" >> 3. godown >> 4. umount & mount >> --> isize we updated before fdatasync won't be recovered >> >> b) >> 1. xfs_io "pwrite -S 0xcc 0 4202496" "fsync" >> 2. xfs_io "fpunch 4194304 4096" "fdatasync" >> 3. godown >> 4. umount & mount >> --> dnode we punched before fdatasync won't be recovered > > Can you please add testcases for these to xfstests?
It's OK, will do.
> > . >
| |