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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-04-20 16:20:55 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-04-20 16:20:55 (GMT) |
commit | ac8bf564307962a763a52b34e771205c58b76ec8 (patch) | |
tree | 851fe4ebd22cca979744dace54a8d628143bbc4b /arch/sparc/kernel/irq_64.c | |
parent | 34388d1c4feae50d61d6f4ec7594b9076d6d24db (diff) | |
parent | 28a1f533ae8606020238b840b82ae70a3f87609e (diff) | |
download | linux-fsl-qoriq-ac8bf564307962a763a52b34e771205c58b76ec8.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
sparc64: Fix hardirq tracing in trap return path.
sparc64: Use correct pt_regs in decode_access_size() error paths.
sparc64: Fix PREEMPT_ACTIVE value.
sparc64: Run NMIs on the hardirq stack.
sparc64: Allocate sufficient stack space in ftrace stubs.
sparc: Fix forgotten kmemleak headers inclusion
Diffstat (limited to 'arch/sparc/kernel/irq_64.c')
-rw-r--r-- | arch/sparc/kernel/irq_64.c | 20 |
1 files changed, 2 insertions, 18 deletions
diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c index 454ce3a..830d70a 100644 --- a/arch/sparc/kernel/irq_64.c +++ b/arch/sparc/kernel/irq_64.c @@ -22,6 +22,7 @@ #include <linux/seq_file.h> #include <linux/ftrace.h> #include <linux/irq.h> +#include <linux/kmemleak.h> #include <asm/ptrace.h> #include <asm/processor.h> @@ -46,6 +47,7 @@ #include "entry.h" #include "cpumap.h" +#include "kstack.h" #define NUM_IVECS (IMAP_INR + 1) @@ -712,24 +714,6 @@ void ack_bad_irq(unsigned int virt_irq) void *hardirq_stack[NR_CPUS]; void *softirq_stack[NR_CPUS]; -static __attribute__((always_inline)) void *set_hardirq_stack(void) -{ - void *orig_sp, *sp = hardirq_stack[smp_processor_id()]; - - __asm__ __volatile__("mov %%sp, %0" : "=r" (orig_sp)); - if (orig_sp < sp || - orig_sp > (sp + THREAD_SIZE)) { - sp += THREAD_SIZE - 192 - STACK_BIAS; - __asm__ __volatile__("mov %0, %%sp" : : "r" (sp)); - } - - return orig_sp; -} -static __attribute__((always_inline)) void restore_hardirq_stack(void *orig_sp) -{ - __asm__ __volatile__("mov %0, %%sp" : : "r" (orig_sp)); -} - void __irq_entry handler_irq(int irq, struct pt_regs *regs) { unsigned long pstate, bucket_pa; |