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b6276f353b
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Peter Zijlstra b6276f353b perf_counter: x86: self-IPI for pending work 
Implement set_perf_counter_pending() with a self-IPI so that it will
run ASAP in a usable context.

For now use a second IRQ vector, because the primary vector pokes
the apic in funny ways that seem to confuse things.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
LKML-Reference: <20090406094517.724626696@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-04-07 10:48:56 +02:00
..
boot Merge branch 'dma-debug' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into x86/urgent 2009-04-03 16:35:09 +02:00
configs Merge branches 'x86/apic', 'x86/defconfig', 'x86/memtest', 'x86/mm' and 'linus' into x86/core 2009-02-26 06:31:32 +01:00
crypto crypto: aes-ni - Add support to Intel AES-NI instructions for x86_64 platform 2009-02-18 16:48:06 +08:00
ia32 Merge branch 'linus' into perfcounters/core-v2 2009-04-06 09:02:57 +02:00
include/asm perf_counter: x86: self-IPI for pending work 2009-04-07 10:48:56 +02:00
kernel perf_counter: x86: self-IPI for pending work 2009-04-07 10:48:56 +02:00
kvm Merge branch 'tracing/core-v2' into tracing-for-linus 2009-04-02 00:49:02 +02:00
lguest Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-lguest-and-virtio 2009-03-30 17:57:39 -07:00
lib x86: memcpy, clean up 2009-03-12 12:21:17 +01:00
math-emu Merge branch 'core/percpu' into percpu-cpumask-x86-for-linus-2 2009-03-27 17:28:43 +01:00
mm perf_counter: provide major/minor page fault software events 2009-04-06 09:29:40 +02:00
oprofile Merge branch 'linus' into perfcounters/core-v2 2009-04-06 09:02:57 +02:00
pci x86, PAT: Remove duplicate memtype reserve in pci mmap 2009-04-03 14:43:29 -07:00
power x86: disable stack-protector for __restore_processor_state() 2009-04-03 19:48:41 +02:00
vdso x86, mm: rename TASK_SIZE64 => TASK_SIZE_MAX 2009-02-21 00:09:44 +01:00
video
xen Merge branch 'linus' into cpumask-for-linus 2009-03-30 23:53:32 +02:00
Kconfig Merge branch 'linus' into perfcounters/core-v2 2009-04-06 09:02:57 +02:00
Kconfig.cpu x86/centaur: merge 32 & 64 bit version 2009-03-14 16:27:29 +01:00
Kconfig.debug generic debug pagealloc: build fix 2009-04-02 19:04:48 -07:00
Makefile x86: use targets in the boot Makefile instead of CLEAN_FILES 2009-03-12 13:43:14 -07:00
Makefile_32.cpu