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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-10-07 14:08:56 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-07 14:08:56 -0400
commit5a89770daad83df74d77a8d34a1ffaedae565ce9 (patch)
tree0d8ef70293a6ef969ba8b7718e59608337643d40 /arch/sh/kernel/entry-common.S
parentc46c948260f41af18b277c1eb1895d788d3605dc (diff)
parentaf7c951d76708c61b862463d579d76be757130bf (diff)
Merge branches 'pxa-core' and 'pxa-machines' into pxa-all
Conflicts: arch/arm/mach-pxa/Kconfig arch/arm/mach-pxa/pxa25x.c arch/arm/mach-pxa/pxa27x.c
Diffstat (limited to 'arch/sh/kernel/entry-common.S')
-rw-r--r--arch/sh/kernel/entry-common.S27
1 files changed, 3 insertions, 24 deletions
diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S
index 0bc17def55a7..efbb4268875e 100644
--- a/arch/sh/kernel/entry-common.S
+++ b/arch/sh/kernel/entry-common.S
@@ -92,6 +92,7 @@ ENTRY(ret_from_irq)
92 bra resume_userspace 92 bra resume_userspace
93 nop 93 nop
94ENTRY(resume_kernel) 94ENTRY(resume_kernel)
95 cli
95 mov.l @(TI_PRE_COUNT,r8), r0 ! current_thread_info->preempt_count 96 mov.l @(TI_PRE_COUNT,r8), r0 ! current_thread_info->preempt_count
96 tst r0, r0 97 tst r0, r0
97 bf noresched 98 bf noresched
@@ -105,28 +106,9 @@ need_resched:
105 and #0xf0, r0 ! interrupts off (exception path)? 106 and #0xf0, r0 ! interrupts off (exception path)?
106 cmp/eq #0xf0, r0 107 cmp/eq #0xf0, r0
107 bt noresched 108 bt noresched
108
109 mov.l 1f, r0
110 mov.l r0, @(TI_PRE_COUNT,r8)
111
112#ifdef CONFIG_TRACE_IRQFLAGS
113 mov.l 3f, r0 109 mov.l 3f, r0
114 jsr @r0 110 jsr @r0 ! call preempt_schedule_irq
115 nop
116#endif
117 sti
118 mov.l 2f, r0
119 jsr @r0
120 nop
121 mov #0, r0
122 mov.l r0, @(TI_PRE_COUNT,r8)
123 cli
124#ifdef CONFIG_TRACE_IRQFLAGS
125 mov.l 4f, r0
126 jsr @r0
127 nop 111 nop
128#endif
129
130 bra need_resched 112 bra need_resched
131 nop 113 nop
132 114
@@ -137,10 +119,7 @@ noresched:
137 .align 2 119 .align 2
1381: .long PREEMPT_ACTIVE 1201: .long PREEMPT_ACTIVE
1392: .long schedule 1212: .long schedule
140#ifdef CONFIG_TRACE_IRQFLAGS 1223: .long preempt_schedule_irq
1413: .long trace_hardirqs_on
1424: .long trace_hardirqs_off
143#endif
144#endif 123#endif
145 124
146ENTRY(resume_userspace) 125ENTRY(resume_userspace)