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From: arnd@arndb.de
To: paulus@samba.org
Cc: linuxppc-dev@ozlabs.org, cbe-oss-dev@ozlabs.org,
	linux-kernel@vger.kernel.org,
	Masato Noguchi <Masato.Noguchi@jp.sony.com>
Subject: [patch 16/20] spufs: remove stop_code from struct spu
Date: Mon, 19 Jun 2006 20:33:31 +0200	[thread overview]
Message-ID: <20060619183406.319507000@klappe.arndb.de> (raw)
In-Reply-To: <20060619183315.653672000@klappe.arndb.de>

[-- Attachment #1: spufs-fix-remove-stop_code-member-of-struct-spu.diff --]
[-- Type: text/plain, Size: 2172 bytes --]

From: Masato Noguchi <Masato.Noguchi@jp.sony.com>

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>
---
 arch/powerpc/platforms/cell/spu_base.c     |    2 --
 arch/powerpc/platforms/cell/spufs/switch.c |    1 -
 include/asm-powerpc/spu.h                  |    1 -
 3 files changed, 4 deletions(-)

Index: powerpc.git/arch/powerpc/platforms/cell/spu_base.c
===================================================================
--- powerpc.git.orig/arch/powerpc/platforms/cell/spu_base.c
+++ powerpc.git/arch/powerpc/platforms/cell/spu_base.c
@@ -160,7 +160,6 @@ static int __spu_trap_mailbox(struct 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 *s
 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;
Index: powerpc.git/arch/powerpc/platforms/cell/spufs/switch.c
===================================================================
--- powerpc.git.orig/arch/powerpc/platforms/cell/spufs/switch.c
+++ powerpc.git/arch/powerpc/platforms/cell/spufs/switch.c
@@ -2109,7 +2109,6 @@ int spu_restore(struct spu_state *new, s
 
 	acquire_spu_lock(spu);
 	harvest(NULL, spu);
-	spu->stop_code = 0;
 	spu->dar = 0;
 	spu->dsisr = 0;
 	spu->slb_replace = 0;
Index: powerpc.git/include/asm-powerpc/spu.h
===================================================================
--- powerpc.git.orig/include/asm-powerpc/spu.h
+++ powerpc.git/include/asm-powerpc/spu.h
@@ -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);

--


  parent reply	other threads:[~2006-06-19 18:46 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-06-19 18:33 [patch 00/20] cell: patches for 2.6.18 arnd
2006-06-19 18:33 ` [patch 01/20] cell: add RAS support arnd
2006-06-20 15:43   ` [Cbe-oss-dev] " Olof Johansson
2006-06-20 16:26     ` Arnd Bergmann
2006-06-20 17:50       ` Olof Johansson
2006-06-20 19:00         ` Geoff Levand
2006-06-21  1:46     ` Benjamin Herrenschmidt
2006-06-19 18:33 ` [patch 02/20] cell: fix interrupt priority handling arnd
2006-06-19 18:33 ` [patch 03/20] cell: update defconfig arnd
2006-06-19 18:33 ` [patch 04/20] cell: register SPUs as sysdevs arnd
2006-06-19 18:33 ` [patch 05/20] cell: always build spu base into the kernel arnd
2006-06-19 18:33 ` [patch 06/20] spufs: restore mapping of mssync register arnd
2006-06-19 18:33 ` [patch 07/20] spufs: fix deadlock in spu_create error path arnd
2006-06-20  1:16   ` Michael Ellerman
2006-06-19 18:33 ` [patch 08/20] spufs: set up correct SLB entries for 64k pages arnd
2006-06-19 18:33 ` [patch 09/20] spufs: add a phys-id attribute to each SPU context arnd
2006-06-19 18:33 ` [patch 10/20] spufs: fix initial state of wbox file arnd
2006-06-19 18:33 ` [patch 11/20] spufs: use kzalloc in create_spu arnd
2006-06-19 18:33 ` [patch 12/20] spufs: dont try to access SPE channel 1 count arnd
2006-06-19 18:33 ` [patch 13/20] spufs: split the Cell BE support into generic and platform dependant parts arnd
2006-06-19 18:33 ` [patch 14/20] spufs: further abstract priv1 register access arnd
2006-06-19 18:33 ` [patch 15/20] spufs: fix spu irq affinity setting arnd
2006-06-19 18:33 ` arnd [this message]
2006-06-19 18:33 ` [patch 17/20] spufs: fix Makefile for "make clean" arnd
2006-06-19 18:33 ` [patch 18/20] spufs: clear class2 interrupt status before wakeup arnd
2006-06-19 18:33 ` [patch 19/20] spufs: fail spu_create with invalid flags arnd
2006-06-19 18:33 ` [patch 20/20] spufs: one more fix for 64k pages arnd

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