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-rw-r--r--arch/powerpc/kernel/irq.c22
1 files changed, 4 insertions, 18 deletions
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 8a936723c791..bc68c53af67c 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Derived from arch/i386/kernel/irq.c
* Copyright (C) 1992 Linus Torvalds
@@ -8,11 +9,6 @@
* Adapted for Power Macintosh by Paul Mackerras
* Copyright (C) 1996 Paul Mackerras (paulus@cs.anu.edu.au)
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* This file contains the code used by various IRQ handling routines:
* asking for different IRQ's should be done through these routines
* instead of just grabbing them. Thus setups with different IRQ numbers
@@ -81,10 +77,7 @@
DEFINE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
EXPORT_PER_CPU_SYMBOL(irq_stat);
-int __irq_offset_value;
-
#ifdef CONFIG_PPC32
-EXPORT_SYMBOL(__irq_offset_value);
atomic_t ppc_n_lost_interrupts;
#ifdef CONFIG_TAU_INT
@@ -261,16 +254,9 @@ notrace void arch_local_irq_restore(unsigned long mask)
*/
irq_happened = get_irq_happened();
if (!irq_happened) {
- /*
- * FIXME. Here we'd like to be able to do:
- *
- * #ifdef CONFIG_PPC_IRQ_SOFT_MASK_DEBUG
- * WARN_ON(!(mfmsr() & MSR_EE));
- * #endif
- *
- * But currently it hits in a few paths, we should fix those and
- * enable the warning.
- */
+#ifdef CONFIG_PPC_IRQ_SOFT_MASK_DEBUG
+ WARN_ON(!(mfmsr() & MSR_EE));
+#endif
return;
}