On Wed, Jan 06, 2021 at 10:32:42AM +0900, Daejun Park wrote:
> In the fast commit, it adds REQ_FUA and REQ_PREFLUSH on each fast commit
> block when barrier is enabled. However, in recovery phase, ext4 compares
> CRC value in the tail. So it is sufficient adds REQ_FUA and REQ_PREFLUSH
> on the bloc
> > In the fast commit, it adds REQ_FUA and REQ_PREFLUSH on each fast commit
> > block when barrier is enabled. However, in recovery phase, ext4 compares
> > CRC value in the tail. So it is sufficient adds REQ_FUA and REQ_PREFLUSH
> > on the block that has tail.
>
> Does the tail block *always* co
On Tue, Jan 5, 2021 at 5:32 PM Daejun Park wrote:
>
> In the fast commit, it adds REQ_FUA and REQ_PREFLUSH on each fast commit
> block when barrier is enabled. However, in recovery phase, ext4 compares
> CRC value in the tail. So it is sufficient adds REQ_FUA and REQ_PREFLUSH
> on the block that
On Wed, Jan 06, 2021 at 10:32:42AM +0900, Daejun Park wrote:
> In the fast commit, it adds REQ_FUA and REQ_PREFLUSH on each fast commit
> block when barrier is enabled. However, in recovery phase, ext4 compares
> CRC value in the tail. So it is sufficient adds REQ_FUA and REQ_PREFLUSH
> on the bloc
Thanks Daejun! This looks good.
Reviewed-by: Harshad Shirwadkar
On Tue, Jan 5, 2021 at 5:32 PM Daejun Park wrote:
>
> In the fast commit, it adds REQ_FUA and REQ_PREFLUSH on each fast commit
> block when barrier is enabled. However, in recovery phase, ext4 compares
> CRC value in the tail. So i
In the fast commit, it adds REQ_FUA and REQ_PREFLUSH on each fast commit
block when barrier is enabled. However, in recovery phase, ext4 compares
CRC value in the tail. So it is sufficient adds REQ_FUA and REQ_PREFLUSH
on the block that has tail.
Signed-off-by: Daejun Park
---
fs/ext4/fast_commi
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