[lkml]   [2003]   [Jan]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: PATCH: [2.4.21-pre3] Fix for SMP race condition in IDE code
On Fri, 2003-01-10 at 18:12, Ross Biro wrote:
> There is a race condition in all versions of the IDE code that I've
> looked at including 2.4.18 and 2.4.21-pre3. Basically on an SMP system
> if mutiple IDE channels are on the same interrupt and 1 channel sends
> has an interrupt pending on 1 processor while the other processor is
> calling ide_set_handler, then the interrupt can be mistaken for command
> completion on both channels, and a command can be completed before it is
> even issued.

Thanks Ross. I'll go over this in some detail.
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:32    [W:0.051 / U:0.456 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site