Messages in this thread Patch in this message | | | Date | Fri, 14 Dec 2007 01:49:06 -0800 | From | Andrew Morton <> | Subject | Re: 2.6.24-rc5-mm1 |
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On Thu, 13 Dec 2007 17:58:02 +0530 Gautham R Shenoy <ego@in.ibm.com> wrote:
> Hi Andrew, > On Thu, Dec 13, 2007 at 02:40:50AM -0800, Andrew Morton wrote: > > > > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.24-rc5/2.6.24-rc5-mm1/ > > > > - If something goes wrong with a PCI device's probing or initialisation, try > > reverting pci-disable-decoding-during-sizing-of-bars.patch. > > > > - git-sched was dropped due to breaking suspend-to-RAM. > > Is it the same suspend-to-RAM problem that Jiri Slaby reported > here --> http://lkml.org/lkml/2007/12/7/125 > > The problem has been identified and a fix patch was provided. >
Here we go...
From: Andrew Morton <akpm@linux-foundation.org>
Revert from git-sched:
commit 9e76ad89f4fa93a789326bc0f4548cd2fbca8d8e Author: Gregory Haskins <ghaskins@novell.com> Date: Thu Dec 13 21:35:26 2007 +0100
sched: update root-domain spans upon departure
We shouldnt leave cpus enabled in the spans if that RQ has left the domain.
Signed-off-by: Gregory Haskins <ghaskins@novell.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
As it causes my t61p to fail to come back to life after suspend-to-RAM.
Cc: Gautham R Shenoy <ego@in.ibm.com> Cc: Gregory Haskins <ghaskins@novell.com> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> ---
kernel/sched.c | 3 --- 1 file changed, 3 deletions(-)
diff -puN kernel/sched.c~revert-sched-update-root-domain-spans-upon-departure kernel/sched.c --- a/kernel/sched.c~revert-sched-update-root-domain-spans-upon-departure +++ a/kernel/sched.c @@ -5854,9 +5854,6 @@ static void rq_attach_root(struct rq *rq class->leave_domain(rq); } - cpu_clear(rq->cpu, old_rd->span); - cpu_clear(rq->cpu, old_rd->online); - if (atomic_dec_and_test(&old_rd->refcount)) kfree(old_rd); } _
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