lkml.org 
[lkml]   [2010]   [May]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 4/4] Btrfs: add basic DIO read/write support V3
On Thu, May 13, 2010 at 11:31:45AM -0400, Josef Bacik wrote:
> AIO's aio_complete does kmap with KM_IRQ0/1 and it gets called in the same
> context as the btrfs completion handler, so if it's ok for aio_complete it
> should be ok for btrfs right? Thanks,

aio_complete does a spin_lock_irqsave before that, which disables
interrupts on the local CPU.



\
 
 \ /
  Last update: 2010-05-13 17:29    [from the cache]
©2003-2011 Jasper Spaans