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authorRussell King <rmk+kernel@arm.linux.org.uk>2013-03-28 14:36:05 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2013-04-03 16:50:23 +0100
commitf8f02ec25ce3eafb049feeb3abf34fcd6e338241 (patch)
treeebaebfd89c34d48081f2de60932f5ee418f1358a /arch/arm/kernel/entry-armv.S
parent9b56febea22003c424f11248908b534eba0f1eeb (diff)
ARM: entry: move disable_irq_notrace into svc_exit
All svc exit paths need IRQs off. Rather than placing this before every user of svc_exit, combine it into this macro. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel/entry-armv.S')
-rw-r--r--arch/arm/kernel/entry-armv.S18
1 files changed, 0 insertions, 18 deletions
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 68e41defef9d..9f6a30798b6b 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -192,11 +192,6 @@ __dabt_svc:
svc_entry
mov r2, sp
dabt_helper
-
- @
- @ IRQs off again before pulling preserved data off the stack
- @
- disable_irq_notrace
svc_exit r5 @ return from exception
UNWIND(.fnend )
ENDPROC(__dabt_svc)
@@ -283,15 +278,7 @@ __und_svc_fault:
mov r0, sp @ struct pt_regs *regs
bl __und_fault
- @
- @ IRQs off again before pulling preserved data off the stack
- @
__und_svc_finish:
- disable_irq_notrace
-
- @
- @ restore SPSR and restart the instruction
- @
ldr r5, [sp, #S_PSR] @ Get SVC cpsr
svc_exit r5 @ return from exception
UNWIND(.fnend )
@@ -302,11 +289,6 @@ __pabt_svc:
svc_entry
mov r2, sp @ regs
pabt_helper
-
- @
- @ IRQs off again before pulling preserved data off the stack
- @
- disable_irq_notrace
svc_exit r5 @ return from exception
UNWIND(.fnend )
ENDPROC(__pabt_svc)