Re: [PULL] Btrfs for 4.13, part 1

2017-06-24 Thread Wang Shilong
Sorry for bikeshedding. On Fri, Jun 23, 2017 at 11:16 PM, David Sterba wrote: > Hi, > > this is the main batch for 4.13. There are some user visible changes, see > below. The core updates improve error handling (mostly related to bios), with > the usual incremental work on the GFP_NOFS (mis)use r

Re: [PATCH v7 16/22] block: convert to errseq_t based writeback error tracking

2017-06-24 Thread Christoph Hellwig
On Tue, Jun 20, 2017 at 01:44:44PM -0400, Jeff Layton wrote: > In order to query for errors with errseq_t, you need a previously- > sampled point from which to check. When you call > filemap_write_and_wait_range though you don't have a struct file and so > no previously-sampled value. So can we si

Re: [PATCH v7 16/22] block: convert to errseq_t based writeback error tracking

2017-06-24 Thread Jeff Layton
On Sat, 2017-06-24 at 04:59 -0700, Christoph Hellwig wrote: > On Tue, Jun 20, 2017 at 01:44:44PM -0400, Jeff Layton wrote: > > In order to query for errors with errseq_t, you need a previously- > > sampled point from which to check. When you call > > filemap_write_and_wait_range though you don't ha