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| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2009-08-13 20:38:17 +0200 |
|---|---|---|
| committer | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2009-08-13 20:34:37 +0200 |
| commit | 0d928b0b616d1c5c5fe76019a87cba171ca91633 (patch) | |
| tree | db71283925be4df3ea3cf66f9a3eab5f4f349a06 /arch/arm/lib/bitops.h | |
| parent | 181f817eaaca4c1f8a9c265d339d2b96de8b245d (diff) | |
| download | kernel_samsung_smdk4412-0d928b0b616d1c5c5fe76019a87cba171ca91633.zip kernel_samsung_smdk4412-0d928b0b616d1c5c5fe76019a87cba171ca91633.tar.gz kernel_samsung_smdk4412-0d928b0b616d1c5c5fe76019a87cba171ca91633.tar.bz2 | |
Complete irq tracing support for ARM
Before this patch enabling and disabling irqs in assembler code and by
the hardware wasn't tracked completly.
I had to transpose two instructions in arch/arm/lib/bitops.h because
restore_irqs doesn't preserve the flags with CONFIG_TRACE_IRQFLAGS=y
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Diffstat (limited to 'arch/arm/lib/bitops.h')
| -rw-r--r-- | arch/arm/lib/bitops.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/lib/bitops.h b/arch/arm/lib/bitops.h index c7f2627..d422529 100644 --- a/arch/arm/lib/bitops.h +++ b/arch/arm/lib/bitops.h @@ -60,8 +60,8 @@ tst r2, r0, lsl r3 \instr r2, r2, r0, lsl r3 \store r2, [r1] - restore_irqs ip moveq r0, #0 + restore_irqs ip mov pc, lr .endm #endif |