diff options
author | Peter Zijlstra <peterz@infradead.org> | 2014-09-06 15:43:02 +0200 |
---|---|---|
committer | Frederic Weisbecker <fweisbec@gmail.com> | 2014-09-13 18:38:07 +0200 |
commit | c5c38ef3d70377dc504a6a3f611a3ec814bc757b (patch) | |
tree | a2ff73cef2176bc5a94b7ed4944915102428b52e /arch | |
parent | a80e49e2cc3145af014a8ae44f575829cc236192 (diff) | |
download | op-kernel-dev-c5c38ef3d70377dc504a6a3f611a3ec814bc757b.zip op-kernel-dev-c5c38ef3d70377dc504a6a3f611a3ec814bc757b.tar.gz |
irq_work: Introduce arch_irq_work_has_interrupt()
The nohz full code needs irq work to trigger its own interrupt so that
the subsystem can work even when the tick is stopped.
Lets introduce arch_irq_work_has_interrupt() that archs can override to
tell about their support for this ability.
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'arch')
29 files changed, 30 insertions, 1 deletions
diff --git a/arch/alpha/include/asm/Kbuild b/arch/alpha/include/asm/Kbuild index e858aa0..a52cbf1 100644 --- a/arch/alpha/include/asm/Kbuild +++ b/arch/alpha/include/asm/Kbuild @@ -4,6 +4,7 @@ generic-y += clkdev.h generic-y += cputime.h generic-y += exec.h generic-y += hash.h +generic-y += irq_work.h generic-y += mcs_spinlock.h generic-y += preempt.h generic-y += scatterlist.h diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild index e76fd79..b8fffc1 100644 --- a/arch/arc/include/asm/Kbuild +++ b/arch/arc/include/asm/Kbuild @@ -18,6 +18,7 @@ generic-y += ioctl.h generic-y += ioctls.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kmap_types.h generic-y += kvm_para.h generic-y += local.h diff --git a/arch/arm/include/asm/Kbuild b/arch/arm/include/asm/Kbuild index 70cd84e..202905e 100644 --- a/arch/arm/include/asm/Kbuild +++ b/arch/arm/include/asm/Kbuild @@ -11,6 +11,7 @@ generic-y += hash.h generic-y += ioctl.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += local.h generic-y += local64.h diff --git a/arch/arm64/include/asm/Kbuild b/arch/arm64/include/asm/Kbuild index 0b3fcf8..d617789 100644 --- a/arch/arm64/include/asm/Kbuild +++ b/arch/arm64/include/asm/Kbuild @@ -9,8 +9,8 @@ generic-y += current.h generic-y += delay.h generic-y += div64.h generic-y += dma.h -generic-y += emergency-restart.h generic-y += early_ioremap.h +generic-y += emergency-restart.h generic-y += errno.h generic-y += ftrace.h generic-y += hash.h @@ -19,6 +19,7 @@ generic-y += ioctl.h generic-y += ioctls.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += kmap_types.h generic-y += kvm_para.h diff --git a/arch/avr32/include/asm/Kbuild b/arch/avr32/include/asm/Kbuild index 00a0f3c..2a71b1c 100644 --- a/arch/avr32/include/asm/Kbuild +++ b/arch/avr32/include/asm/Kbuild @@ -9,6 +9,7 @@ generic-y += exec.h generic-y += futex.h generic-y += hash.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += local.h generic-y += local64.h generic-y += mcs_spinlock.h diff --git a/arch/blackfin/include/asm/Kbuild b/arch/blackfin/include/asm/Kbuild index 0d93b9a..46ed6bb 100644 --- a/arch/blackfin/include/asm/Kbuild +++ b/arch/blackfin/include/asm/Kbuild @@ -15,6 +15,7 @@ generic-y += hw_irq.h generic-y += ioctl.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += kmap_types.h generic-y += kvm_para.h diff --git a/arch/c6x/include/asm/Kbuild b/arch/c6x/include/asm/Kbuild index 8dbdce8..e77e0c1 100644 --- a/arch/c6x/include/asm/Kbuild +++ b/arch/c6x/include/asm/Kbuild @@ -22,6 +22,7 @@ generic-y += ioctl.h generic-y += ioctls.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += kmap_types.h generic-y += local.h diff --git a/arch/cris/include/asm/Kbuild b/arch/cris/include/asm/Kbuild index 31742df..802b94c4 100644 --- a/arch/cris/include/asm/Kbuild +++ b/arch/cris/include/asm/Kbuild @@ -8,6 +8,7 @@ generic-y += clkdev.h generic-y += cputime.h generic-y += exec.h generic-y += hash.h +generic-y += irq_work.h generic-y += kvm_para.h generic-y += linkage.h generic-y += mcs_spinlock.h diff --git a/arch/frv/include/asm/Kbuild b/arch/frv/include/asm/Kbuild index 5b73921..3caf05c 100644 --- a/arch/frv/include/asm/Kbuild +++ b/arch/frv/include/asm/Kbuild @@ -3,6 +3,7 @@ generic-y += clkdev.h generic-y += cputime.h generic-y += exec.h generic-y += hash.h +generic-y += irq_work.h generic-y += mcs_spinlock.h generic-y += preempt.h generic-y += scatterlist.h diff --git a/arch/hexagon/include/asm/Kbuild b/arch/hexagon/include/asm/Kbuild index 0e69796..5f234a5 100644 --- a/arch/hexagon/include/asm/Kbuild +++ b/arch/hexagon/include/asm/Kbuild @@ -23,6 +23,7 @@ generic-y += ioctls.h generic-y += iomap.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += kmap_types.h generic-y += local.h diff --git a/arch/ia64/include/asm/Kbuild b/arch/ia64/include/asm/Kbuild index e8317d2..747320b 100644 --- a/arch/ia64/include/asm/Kbuild +++ b/arch/ia64/include/asm/Kbuild @@ -2,6 +2,7 @@ generic-y += clkdev.h generic-y += exec.h generic-y += hash.h +generic-y += irq_work.h generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += preempt.h diff --git a/arch/m32r/include/asm/Kbuild b/arch/m32r/include/asm/Kbuild index accc10a..e02448b 100644 --- a/arch/m32r/include/asm/Kbuild +++ b/arch/m32r/include/asm/Kbuild @@ -3,6 +3,7 @@ generic-y += clkdev.h generic-y += cputime.h generic-y += exec.h generic-y += hash.h +generic-y += irq_work.h generic-y += mcs_spinlock.h generic-y += module.h generic-y += preempt.h diff --git a/arch/m68k/include/asm/Kbuild b/arch/m68k/include/asm/Kbuild index c67c94a..dbaf9f3 100644 --- a/arch/m68k/include/asm/Kbuild +++ b/arch/m68k/include/asm/Kbuild @@ -11,6 +11,7 @@ generic-y += hw_irq.h generic-y += ioctl.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += kmap_types.h generic-y += kvm_para.h diff --git a/arch/metag/include/asm/Kbuild b/arch/metag/include/asm/Kbuild index c29ead8..7b8111c 100644 --- a/arch/metag/include/asm/Kbuild +++ b/arch/metag/include/asm/Kbuild @@ -19,6 +19,7 @@ generic-y += ioctl.h generic-y += ioctls.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += kmap_types.h generic-y += kvm_para.h diff --git a/arch/microblaze/include/asm/Kbuild b/arch/microblaze/include/asm/Kbuild index 27a3acd..448143b 100644 --- a/arch/microblaze/include/asm/Kbuild +++ b/arch/microblaze/include/asm/Kbuild @@ -5,6 +5,7 @@ generic-y += cputime.h generic-y += device.h generic-y += exec.h generic-y += hash.h +generic-y += irq_work.h generic-y += mcs_spinlock.h generic-y += preempt.h generic-y += scatterlist.h diff --git a/arch/mips/include/asm/Kbuild b/arch/mips/include/asm/Kbuild index 335e529..57012ef 100644 --- a/arch/mips/include/asm/Kbuild +++ b/arch/mips/include/asm/Kbuild @@ -3,6 +3,7 @@ generic-y += cputime.h generic-y += current.h generic-y += emergency-restart.h generic-y += hash.h +generic-y += irq_work.h generic-y += local64.h generic-y += mcs_spinlock.h generic-y += mutex.h diff --git a/arch/mn10300/include/asm/Kbuild b/arch/mn10300/include/asm/Kbuild index ecbd667..77eb1a6 100644 --- a/arch/mn10300/include/asm/Kbuild +++ b/arch/mn10300/include/asm/Kbuild @@ -4,6 +4,7 @@ generic-y += clkdev.h generic-y += cputime.h generic-y += exec.h generic-y += hash.h +generic-y += irq_work.h generic-y += mcs_spinlock.h generic-y += preempt.h generic-y += scatterlist.h diff --git a/arch/openrisc/include/asm/Kbuild b/arch/openrisc/include/asm/Kbuild index 480af0d..89b61d7 100644 --- a/arch/openrisc/include/asm/Kbuild +++ b/arch/openrisc/include/asm/Kbuild @@ -31,6 +31,7 @@ generic-y += ioctl.h generic-y += ioctls.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += kmap_types.h generic-y += kvm_para.h diff --git a/arch/parisc/include/asm/Kbuild b/arch/parisc/include/asm/Kbuild index ecf25e6..ffb024b 100644 --- a/arch/parisc/include/asm/Kbuild +++ b/arch/parisc/include/asm/Kbuild @@ -10,6 +10,7 @@ generic-y += exec.h generic-y += hash.h generic-y += hw_irq.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += kvm_para.h generic-y += local.h diff --git a/arch/powerpc/include/asm/Kbuild b/arch/powerpc/include/asm/Kbuild index 7f23f16..31e8f59 100644 --- a/arch/powerpc/include/asm/Kbuild +++ b/arch/powerpc/include/asm/Kbuild @@ -1,6 +1,7 @@ generic-y += clkdev.h generic-y += hash.h +generic-y += irq_work.h generic-y += mcs_spinlock.h generic-y += preempt.h generic-y += rwsem.h diff --git a/arch/s390/include/asm/Kbuild b/arch/s390/include/asm/Kbuild index b3fea07..773f866 100644 --- a/arch/s390/include/asm/Kbuild +++ b/arch/s390/include/asm/Kbuild @@ -2,6 +2,7 @@ generic-y += clkdev.h generic-y += hash.h +generic-y += irq_work.h generic-y += mcs_spinlock.h generic-y += preempt.h generic-y += scatterlist.h diff --git a/arch/score/include/asm/Kbuild b/arch/score/include/asm/Kbuild index aad2091..1909d2a 100644 --- a/arch/score/include/asm/Kbuild +++ b/arch/score/include/asm/Kbuild @@ -6,6 +6,7 @@ generic-y += barrier.h generic-y += clkdev.h generic-y += cputime.h generic-y += hash.h +generic-y += irq_work.h generic-y += mcs_spinlock.h generic-y += preempt.h generic-y += scatterlist.h diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild index c19e47d..5a6c9ac 100644 --- a/arch/sh/include/asm/Kbuild +++ b/arch/sh/include/asm/Kbuild @@ -12,6 +12,7 @@ generic-y += hash.h generic-y += ioctl.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kvm_para.h generic-y += local.h generic-y += local64.h diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild index cdd1b44..f5f94ce 100644 --- a/arch/sparc/include/asm/Kbuild +++ b/arch/sparc/include/asm/Kbuild @@ -8,6 +8,7 @@ generic-y += emergency-restart.h generic-y += exec.h generic-y += hash.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += linkage.h generic-y += local.h generic-y += local64.h diff --git a/arch/tile/include/asm/Kbuild b/arch/tile/include/asm/Kbuild index 0aa5675..e6462b8 100644 --- a/arch/tile/include/asm/Kbuild +++ b/arch/tile/include/asm/Kbuild @@ -17,6 +17,7 @@ generic-y += ioctl.h generic-y += ioctls.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += local.h generic-y += local64.h generic-y += mcs_spinlock.h diff --git a/arch/um/include/asm/Kbuild b/arch/um/include/asm/Kbuild index 7bd64aa..244b12c 100644 --- a/arch/um/include/asm/Kbuild +++ b/arch/um/include/asm/Kbuild @@ -14,6 +14,7 @@ generic-y += hash.h generic-y += hw_irq.h generic-y += io.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += mcs_spinlock.h generic-y += mutex.h diff --git a/arch/unicore32/include/asm/Kbuild b/arch/unicore32/include/asm/Kbuild index 1e5fb87..5a2bb53 100644 --- a/arch/unicore32/include/asm/Kbuild +++ b/arch/unicore32/include/asm/Kbuild @@ -22,6 +22,7 @@ generic-y += ioctl.h generic-y += ioctls.h generic-y += ipcbuf.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += kmap_types.h generic-y += local.h diff --git a/arch/x86/include/asm/Kbuild b/arch/x86/include/asm/Kbuild index 3bf000f..8fa909c 100644 --- a/arch/x86/include/asm/Kbuild +++ b/arch/x86/include/asm/Kbuild @@ -7,5 +7,6 @@ genhdr-y += unistd_x32.h generic-y += clkdev.h generic-y += cputime.h generic-y += early_ioremap.h +generic-y += irq_work.h generic-y += mcs_spinlock.h generic-y += scatterlist.h diff --git a/arch/xtensa/include/asm/Kbuild b/arch/xtensa/include/asm/Kbuild index c3d20ba..105d389 100644 --- a/arch/xtensa/include/asm/Kbuild +++ b/arch/xtensa/include/asm/Kbuild @@ -12,6 +12,7 @@ generic-y += hardirq.h generic-y += hash.h generic-y += ioctl.h generic-y += irq_regs.h +generic-y += irq_work.h generic-y += kdebug.h generic-y += kmap_types.h generic-y += kvm_para.h |