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authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-03 10:39:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-03 10:39:02 -0700
commit7e31aa11fc672bbe0dd0da59513c9efe3809ced7 (patch)
tree0aafe6a0045230950ce6b26579a053da12614a49 /arch/arm/include/asm/hardirq.h
parent071f4924844c435a3ae0cdbab7d7df2f1da85713 (diff)
parent9cb7117fa4858468014f76bd996076985111e955 (diff)
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Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: [ARM] 5182/1: pxa: Fix pcm990 compilation [ARM] Fix explicit asm(-arm)?/arch-foo references [ARM] move include/asm-arm to arch/arm/include/asm [ARM] Remove explicit dependency for misc.o from compressed/Makefile [ARM] initrd: claim initrd memory exclusively [ARM] pxa: add support for L2 outer cache on XScale3 (attempt 2) [ARM] 5180/1: at91: Fix at91_nand -> atmel_nand rename fallout [ARM] add Sascha Hauer as Freescale i.MX Maintainer [ARM] i.MX: add missing clock functions exports [ARM] i.MX: remove set_imx_fb_info() export [ARM] mx1ads: make mmc platform data available for modules [ARM] mx2: add missing Kconfig dependency
Diffstat (limited to 'arch/arm/include/asm/hardirq.h')
-rw-r--r--arch/arm/include/asm/hardirq.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/include/asm/hardirq.h b/arch/arm/include/asm/hardirq.h
new file mode 100644
index 0000000..182310b
--- /dev/null
+++ b/arch/arm/include/asm/hardirq.h
@@ -0,0 +1,32 @@
+#ifndef __ASM_HARDIRQ_H
+#define __ASM_HARDIRQ_H
+
+#include <linux/cache.h>
+#include <linux/threads.h>
+#include <asm/irq.h>
+
+typedef struct {
+ unsigned int __softirq_pending;
+ unsigned int local_timer_irqs;
+} ____cacheline_aligned irq_cpustat_t;
+
+#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
+
+#if NR_IRQS > 256
+#define HARDIRQ_BITS 9
+#else
+#define HARDIRQ_BITS 8
+#endif
+
+/*
+ * The hardirq mask has to be large enough to have space
+ * for potentially all IRQ sources in the system nesting
+ * on a single CPU:
+ */
+#if (1 << HARDIRQ_BITS) < NR_IRQS
+# error HARDIRQ_BITS is too low!
+#endif
+
+#define __ARCH_IRQ_EXIT_IRQS_DISABLED 1
+
+#endif /* __ASM_HARDIRQ_H */