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[POWERPC] spufs: remove stop_code from struct spu 

This patch remove 'stop_code' -- discarded member of struct spu.
It is written at initialize and interrupt, but never read
in current implementation.

Signed-off-by: Masato Noguchi <Masato.Noguchi@jp.sony.com>
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Masato Noguchi 2006-06-19 20:33:31 +02:00 committed by Paul Mackerras
parent a91942ae7e
commit 2eabbbd33e
3 changed files with 0 additions and 4 deletions
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2
arch/powerpc/platforms/cell/spu_base.c
View File

@ -160,7 +160,6 @@ static int __spu_trap_mailbox(struct spu *spu)
static int __spu_trap_stop(struct spu *spu)
{
pr_debug("%s\n", __FUNCTION__);
spu->stop_code = in_be32(&spu->problem->spu_status_R);
if (spu->stop_callback)
spu->stop_callback(spu);
return 0;
@ -169,7 +168,6 @@ static int __spu_trap_stop(struct spu *spu)
static int __spu_trap_halt(struct spu *spu)
{
pr_debug("%s\n", __FUNCTION__);
spu->stop_code = in_be32(&spu->problem->spu_status_R);
if (spu->stop_callback)
spu->stop_callback(spu);
return 0;

1
arch/powerpc/platforms/cell/spufs/switch.c
View File

@ -2109,7 +2109,6 @@ int spu_restore(struct spu_state *new, struct spu *spu)
acquire_spu_lock(spu);
harvest(NULL, spu);
spu->stop_code = 0;
spu->dar = 0;
spu->dsisr = 0;
spu->slb_replace = 0;

1
include/asm-powerpc/spu.h
View File

@ -134,7 +134,6 @@ struct spu {
int class_0_pending;
spinlock_t register_lock;
u32 stop_code;
void (* wbox_callback)(struct spu *spu);
void (* ibox_callback)(struct spu *spu);
void (* stop_callback)(struct spu *spu);