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authorAoi Shinkai <shinkoi2005@gmail.com>2008-12-10 13:30:28 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-12-22 18:44:02 +0900
commitbd40e8132336fbc3f2857f24720e11b6c1c9ac26 (patch)
tree6eaccd510d76aff832b124d5f34b2b1023f1fcda /arch
parent06be3724548a443a99d703ff79f43d6f1e2975f0 (diff)
sh: Delete unnecessary mov in the interrupt exception entry point.
The INTEVT read at interrupt exception entry is uneccessary, as the read is deferred until we are ready to enter do_IRQ(). The kgdb nmi path still requires it, so move it there. Signed-off-by: Aoi Shinkai <shinkoi2005@gmail.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/sh/kernel/cpu/sh3/entry.S4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/sh/kernel/cpu/sh3/entry.S b/arch/sh/kernel/cpu/sh3/entry.S
index 3fe482dd05c..f112faa219c 100644
--- a/arch/sh/kernel/cpu/sh3/entry.S
+++ b/arch/sh/kernel/cpu/sh3/entry.S
@@ -376,9 +376,9 @@ tlb_miss:
!
.balign 512,0,512
interrupt:
- mov.l 2f, k2
mov.l 3f, k3
#if defined(CONFIG_KGDB_NMI)
+ mov.l 2f, k2
! Debounce (filter nested NMI)
mov.l @k2, k0
mov.l 5f, k1
@@ -390,6 +390,7 @@ interrupt:
rte
nop
.align 2
+2: .long INTEVT
5: .long NMI_VEC
6: .long in_nmi
0:
@@ -399,7 +400,6 @@ interrupt:
.align 2
1: .long EXPEVT
-2: .long INTEVT
3: .long ret_from_irq
4: .long ret_from_exception