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authorH. Peter Anvin <hpa@linux.intel.com>2013-04-20 09:16:44 -0700
committerH. Peter Anvin <hpa@linux.intel.com>2013-04-20 09:16:44 -0700
commitf53f292eeaa234615c31a1306babe703fc4263f2 (patch)
tree707b0933a20f7dc05495e974243a23b5c9f8c918 /arch/powerpc/kernel/irq.c
parent15b9c359f288b09003cb70f7ed204affc0c6614d (diff)
parenta9499fa7cd3fd4824a7202d00c766b269fa3bda6 (diff)
Merge remote-tracking branch 'efi/chainsaw' into x86/efi
Resolved Conflicts: drivers/firmware/efivars.c fs/efivarsfs/file.c Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/powerpc/kernel/irq.c')
-rw-r--r--arch/powerpc/kernel/irq.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 71413f41278..4f97fe34552 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -122,8 +122,8 @@ static inline notrace int decrementer_check_overflow(void)
}
/* This is called whenever we are re-enabling interrupts
- * and returns either 0 (nothing to do) or 500/900 if there's
- * either an EE or a DEC to generate.
+ * and returns either 0 (nothing to do) or 500/900/280/a00/e80 if
+ * there's an EE, DEC or DBELL to generate.
*
* This is called in two contexts: From arch_local_irq_restore()
* before soft-enabling interrupts, and from the exception exit
@@ -182,6 +182,13 @@ notrace unsigned int __check_irq_replay(void)
local_paca->irq_happened &= ~PACA_IRQ_DBELL;
if (happened & PACA_IRQ_DBELL)
return 0x280;
+#else
+ local_paca->irq_happened &= ~PACA_IRQ_DBELL;
+ if (happened & PACA_IRQ_DBELL) {
+ if (cpu_has_feature(CPU_FTR_HVMODE))
+ return 0xe80;
+ return 0xa00;
+ }
#endif /* CONFIG_PPC_BOOK3E */
/* There should be nothing left ! */