Re: [PATCH 2/9] blkcg, writeback: Add wbc->no_wbc_acct

2019-06-24 Thread Tejun Heo
Hello, Jan. On Mon, Jun 24, 2019 at 10:21:30AM +0200, Jan Kara wrote: > OK, now I understand. Just one more question: So effectively, you are using > wbc->no_wbc_acct to pass information from btrfs code to btrfs code telling > it whether IO should or should not be accounted with wbc_account_io().

Re: [PATCH 2/9] blkcg, writeback: Add wbc->no_wbc_acct

2019-06-24 Thread Jan Kara
Hello Tejun! On Thu 20-06-19 10:02:50, Tejun Heo wrote: > On Thu, Jun 20, 2019 at 05:21:45PM +0200, Jan Kara wrote: > > I'm completely ignorant of how btrfs compressed writeback works so don't > > quite understand implications of this. So does this mean that writeback to > > btrfs compressed files