kernel_optimize_test/arch/x86
Yinghai Lu 60d79fd99f x86, ioapic: Avoid writing io_apic id if already correct
For 32bit mptable path, setup_ids_from_mpc() always writes the io_apic
id register, even there is no change needed.

Skip the write, when readout and mptable match.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Cc: Sebastian Siewior <bigeasy@linutronix.de>
LKML-Reference: <4CFDF785.7010401@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2010-12-09 21:52:05 +01:00
..
boot x86, setup: Use string copy operation to optimze copy in kernel compression 2010-10-07 21:23:09 -07:00
configs defconfig reduction 2010-08-14 22:26:53 +02:00
crypto Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 2010-05-03 11:28:58 +08:00
ia32 Don't dump task struct in a.out core-dumps 2010-10-14 10:57:40 -07:00
include/asm x86, apic: Remove early_init_lapic_mapping() 2010-12-09 21:52:04 +01:00
kernel x86, ioapic: Avoid writing io_apic id if already correct 2010-12-09 21:52:05 +01:00
kvm KVM: x86: Issue smp_call_function_many with preemption disabled 2010-11-05 14:42:27 -02:00
lguest x86: lguest: Use new irq allocator 2010-10-12 16:53:45 +02:00
lib x86, mem: Optimize memmove for small size and unaligned cases 2010-09-24 18:57:11 -07:00
math-emu x86, fpu: Unbreak FPU emulation 2010-05-10 13:37:16 -07:00
mm x86, apic: Remove early_init_lapic_mapping() 2010-12-09 21:52:04 +01:00
oprofile Merge branch 'x86' of git://git.kernel.org/pub/scm/linux/kernel/git/rric/oprofile into perf/urgent 2010-10-25 19:17:32 +02:00
pci Merge branch 'x86/platform' into x86/apic-cleanups 2010-12-09 18:19:21 +01:00
platform x86, sfi: Use register_lapic_address() 2010-12-09 21:52:05 +01:00
power x86, tsc, sched: Recompute cyc2ns_offset's during resume from sleep states 2010-08-20 14:59:02 +02:00
tools
vdso Merge branches 'x86-cleanups-for-linus', 'x86-vmware-for-linus', 'x86-mtrr-for-linus', 'x86-apic-for-linus', 'x86-fpu-for-linus' and 'x86-vdso-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-08-06 16:22:59 -07:00
video
xen xen: do not release any memory under 1M in domain 0 2010-11-10 17:19:25 -08:00
.gitignore add random binaries to .gitignore 2010-04-08 11:34:34 +02:00
Kbuild x86: Add platform directory 2010-10-27 14:30:01 +02:00
Kconfig Merge branch 'x86/platform' into x86/apic-cleanups 2010-12-09 18:19:21 +01:00
Kconfig.cpu Merge branch 'x86-fpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-05-18 08:58:16 -07:00
Kconfig.debug Merge branch 'x86-irq-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-10-22 08:54:21 -07:00
Makefile Merge branch 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-10-21 13:06:00 -07:00
Makefile_32.cpu jump label: Add work around to i386 gcc asm goto bug 2010-10-29 14:45:29 -04:00