Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
  [RAPIDIO] Change RapidIO doorbell source and target ID field to 16-bit
  [RAPIDIO] Add RapidIO connection info print out and re-training for broken connections
  [RAPIDIO] Add serial RapidIO controller support, which includes MPC8548, MPC8641
  [RAPIDIO] Add RapidIO node probing into MPC86xx_HPCN board id table
  [RAPIDIO] Add RapidIO node into MPC8641HPCN dts file
  [RAPIDIO] Auto-probe the RapidIO system size
  [RAPIDIO] Add OF-tree support to RapidIO controller driver
  [RAPIDIO] Add RapidIO multi mport support
  [RAPIDIO] Move include/asm-ppc/rio.h to asm-powerpc
  [RAPIDIO] Add RapidIO option to kernel configuration
  [RAPIDIO] Change RIO function mpc85xx_ to fsl_
  [POWERPC] Provide walk_memory_resource() for powerpc
  [POWERPC] Update lmb data structures for hotplug memory add/remove
  [POWERPC] Hotplug memory remove notifications for powerpc
  [POWERPC] windfarm: Add PowerMac 12,1 support
  [POWERPC] Fix building of pmac32 when CONFIG_NVRAM=m
  [POWERPC] Add IRQSTACKS support on ppc32
  [POWERPC] Use __always_inline for xchg* and cmpxchg*
  [POWERPC] Add fast little-endian switch system call

1 files changed, 25 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S
index 92ccc6fcc5b0..89aaaa6f3561 100644
--- a/arch/powerpc/kernel/misc_32.S
+++ b/arch/powerpc/kernel/misc_32.S
@@ -32,6 +32,31 @@
 
         .text
 
+#ifdef CONFIG_IRQSTACKS
+_GLOBAL(call_do_softirq)
+        mflr    r0
+        stw     r0,4(r1)
+        stwu    r1,THREAD_SIZE-STACK_FRAME_OVERHEAD(r3)
+        mr      r1,r3
+        bl      __do_softirq
+        lwz     r1,0(r1)
+        lwz     r0,4(r1)
+        mtlr    r0
+        blr
+
+_GLOBAL(call_handle_irq)
+        mflr    r0
+        stw     r0,4(r1)
+        mtctr   r6
+        stwu    r1,THREAD_SIZE-STACK_FRAME_OVERHEAD(r5)
+        mr      r1,r5
+        bctrl
+        lwz     r1,0(r1)
+        lwz     r0,4(r1)
+        mtlr    r0
+        blr
+#endif /* CONFIG_IRQSTACKS */
+
 /*
  * This returns the high 64 bits of the product of two 64-bit numbers.
  */