[lkml]   [2012]   [Sep]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] Fix queueing work if !bdi_cap_writeback_dirty()
Fengguang Wu <> writes:

>> If used custom bdi with BDI_CAP_NO_WRITEBACK, wait_for_completion()
>> (e.g. sync_inodes_sb()) will be blocked forever.
> The sync(2) block cannot be fixed by this patch?

This patch fixes block problem too.

>> I tested by custom bdi with BDI_CAP_NO_WRITEBACK - sync(2) blocked
>> forever by this reason.
> What's your test script? How do you create/use that custom bdi?

Ah, I wrote my kernel module to test. I guess there is no users in
current kernel for now, because it doesn't work.

OGAWA Hirofumi <>

 \ /
  Last update: 2012-09-13 08:01    [W:0.058 / U:7.344 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site