On 03/09/2017 09:38 PM, Jens Axboe wrote: > On 03/09/2017 09:32 PM, NeilBrown wrote: >> >> I started looking further at the improvements we can make once >> generic_make_request is fixed, and realised that I had missed an >> important detail in this patch. >> Several places test current->bio_list, and two actually edit the list. >> With this change, that cannot see the whole lists, so it could cause a >> regression. >> >> So I've revised the patch to make sure that the entire list of queued >> bios remains visible, and change the relevant code to look at both >> the new list and the old list. >> >> Following that there are some patches which make the rescuer thread >> optional, and then starts removing it from some easy-to-fix places. > > Neil, note that the v2 patch is already in Linus tree as of earlier > today. You need to rebase the series, and if we need fixups on > top of v2, then that should be done separately and with increased > urgency. Additionally, at least the first patch appears to be badly mangled. The formatting is screwed up. -- Jens Axboe -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel