[lkml]   [2005]   [Jun]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] local_irq_disable removal

On Sat, 11 Jun 2005, Ingo Molnar wrote:

> one way to make it safe/reviewable is to runtime warn if
> local_irq_disable() is called from a !preempt_count() section. But this
> will uncover quite some code. There's some code in the VM, in the
> buffer-cache, in the RCU code - etc. that uses per-CPU data structures
> and assumes non-preemptability of local_irq_disable().

Are you talking about make those section preemptible? Or a safety problem
in the current method.


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: 2005-06-11 18:23    [W:0.125 / U:3.200 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site