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authorMadhavan Srinivasan <maddy@linux.vnet.ibm.com>2017-12-20 09:25:54 +0530
committerMichael Ellerman <mpe@ellerman.id.au>2018-01-19 22:37:03 +1100
commit9aa88188ee87f4cc5c4e1bce15754bfcde8e900f (patch)
tree67f3dfecba584a9d70b7c8c814a29fad39cc5640 /arch/powerpc/kernel/entry_64.S
parentf442d004806e31fe5aab614ec48e53f7b38f7c2d (diff)
powerpc: Add new kconfig CONFIG_PPC_IRQ_SOFT_MASK_DEBUG
New Kconfig is added "CONFIG_PPC_IRQ_SOFT_MASK_DEBUG" to add WARN_ON to alert the invalid transitions. Also moved the code under the CONFIG_TRACE_IRQFLAGS in arch_local_irq_restore() to new Kconfig. Reviewed-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com> [mpe: Fix name of CONFIG option in change log] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/entry_64.S')
-rw-r--r--arch/powerpc/kernel/entry_64.S4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 3b90a2f1018e..b2995509b01d 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -128,7 +128,7 @@ END_FW_FTR_SECTION_IFSET(FW_FEATURE_SPLPAR)
* of irq tracing is used, we additionally check that condition
* is correct
*/
-#if defined(CONFIG_TRACE_IRQFLAGS) && defined(CONFIG_BUG)
+#if defined(CONFIG_PPC_IRQ_SOFT_MASK_DEBUG) && defined(CONFIG_BUG)
lbz r10,PACAIRQSOFTMASK(r13)
1: tdnei r10,IRQS_ENABLED
EMIT_BUG_ENTRY 1b,__FILE__,__LINE__,BUGFLAG_WARNING
@@ -911,7 +911,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_HAS_PPR)
rlwinm r7,r7,0,~PACA_IRQ_HARD_DIS
stb r7,PACAIRQHAPPENED(r13)
1:
-#if defined(CONFIG_TRACE_IRQFLAGS) && defined(CONFIG_BUG)
+#if defined(CONFIG_PPC_IRQ_SOFT_MASK_DEBUG) && defined(CONFIG_BUG)
/* The interrupt should not have soft enabled. */
lbz r7,PACAIRQSOFTMASK(r13)
1: tdeqi r7,IRQS_ENABLED