[lkml]   [2009]   [Nov]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [rfc] "fair" rw spinlocks
David Miller <> writes:
> I think nobody would notice if you changed tasklist_lock into
> a spinlock_t, and this would solve the DoS because at least on
> x86 you'd end up with the ticket spinlocks.

iirc tasklist_lock was one of them who could be potentially nested.

So just turning it into a spinlock might deadlock.


-- -- Speaking for myself only.

 \ /
  Last update: 2009-11-25 09:51    [W:0.143 / U:5.040 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site