[RFC/PATCH 2.6.32.y 0/3] Re: [stable 2.6.32..2.6.34] x86, ioapic: initialize nr_ioapic_registers early in mp_register_ioapic()

[Jonathan Nieder <jrnieder@gmail.com>]

Suresh Siddha wrote:
> On Wed, 2012-10-24 at 11:25 -0700, Jonathan Nieder wrote:

>> Why not cherry-pick 7716a5c4ff5 in full?
>
> As that depends on the other commits like:
> commit 4b6b19a1c7302477653d799a53d48063dd53d555

More importantly, if I understand correctly it might depend on

 commit cf7500c0ea13
 Author: Eric W. Biederman <ebiederm@xmission.com>
 Date:   Tue Mar 30 01:07:11 2010 -0700

     x86, ioapic: In mpparse use mp_register_ioapic

Here's a series, completely untested, that is closer to what I
expected.  But the approach you took seems reasonable, too, as long
as the commit message is tweaked to explain it.

Thanks again,
Jonathan

Eric W. Biederman (3):
  x86, ioapic: Teach mp_register_ioapic to compute a global gsi_end
  x86, ioapic: In mpparse use mp_register_ioapic
  x86, ioapic: Move nr_ioapic_registers calculation to
    mp_register_ioapic.

 arch/x86/include/asm/io_apic.h |  1 +
 arch/x86/kernel/apic/io_apic.c | 28 ++++++++++++++--------------
 arch/x86/kernel/mpparse.c      | 25 +------------------------
 arch/x86/kernel/sfi.c          |  4 +---
 4 files changed, 17 insertions(+), 41 deletions(-)