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authorAoi Shinkai <shinkoi2005@gmail.com>2008-12-09 23:30:28 -0500
committerPaul Mundt <lethal@linux-sh.org>2008-12-22 04:44:02 -0500
commitbd40e8132336fbc3f2857f24720e11b6c1c9ac26 (patch)
tree6eaccd510d76aff832b124d5f34b2b1023f1fcda
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>
-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 3fe482dd05c1..f112faa219c3 100644
--- a/arch/sh/kernel/cpu/sh3/entry.S
+++ b/arch/sh/kernel/cpu/sh3/entry.S
@@ -376,9 +376,9 @@ tlb_miss:
376! 376!
377 .balign 512,0,512 377 .balign 512,0,512
378interrupt: 378interrupt:
379 mov.l 2f, k2
380 mov.l 3f, k3 379 mov.l 3f, k3
381#if defined(CONFIG_KGDB_NMI) 380#if defined(CONFIG_KGDB_NMI)
381 mov.l 2f, k2
382 ! Debounce (filter nested NMI) 382 ! Debounce (filter nested NMI)
383 mov.l @k2, k0 383 mov.l @k2, k0
384 mov.l 5f, k1 384 mov.l 5f, k1
@@ -390,6 +390,7 @@ interrupt:
390 rte 390 rte
391 nop 391 nop
392 .align 2 392 .align 2
3932: .long INTEVT
3935: .long NMI_VEC 3945: .long NMI_VEC
3946: .long in_nmi 3956: .long in_nmi
3950: 3960:
@@ -399,7 +400,6 @@ interrupt:
399 400
400 .align 2 401 .align 2
4011: .long EXPEVT 4021: .long EXPEVT
4022: .long INTEVT
4033: .long ret_from_irq 4033: .long ret_from_irq
4044: .long ret_from_exception 4044: .long ret_from_exception
405 405