From: Mike Miller <mike.miller@hp.com>
To: Andrew Morton <akpm@linux-foundation.org>,
Jens Axboe <jens.axboe@kernel.dk>
Cc: LKML <linux-kernel@vger.kernel.org>,
LKML-scsi <linux-scsi@vger.kernel.org>,
dab@hp.com, scameron@beardog.cce.hp.com, gerry.morong@hp.com,
mike.miller@hp.com, scott.benesh@hp.com, scott.stacy.teel@hp.com,
tom.lawler@hp.com, mikem@beardog.cce.hp.com
Subject: [PATCH 5/5] cciss: change pad value from 32 to 0
Date: Fri, 4 Jun 2010 15:16:58 -0500 [thread overview]
Message-ID: <20100604201658.GE30870@beardog.cce.hp.com> (raw)
Patch 5 of 5
cciss: change padding from 32 to 0 since it has the same effect
Change the command padding on 32-bit systems to 0 since setting it to 32 has
the identical effect.
From: Mike Miller <mike.miller@hp.com>
Signed-off-by: Mike Miller <mike.miller@hp.com>
Cc: Stephen M. Cameron <scameron@beardog.cce.hp.com>, iss_storagedev@hp.com
---
drivers/block/cciss_cmd.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/block/cciss_cmd.h b/drivers/block/cciss_cmd.h
index eda6a8e..936b966 100644
--- a/drivers/block/cciss_cmd.h
+++ b/drivers/block/cciss_cmd.h
@@ -177,7 +177,7 @@ typedef struct _SGDescriptor_struct {
#define COMMANDLIST_ALIGNMENT (32)
#define IS_64_BIT ((sizeof(long) - 4)/4)
#define IS_32_BIT (!IS_64_BIT)
-#define PAD_32 (32)
+#define PAD_32 (0)
#define PAD_64 (4)
#define PADSIZE (IS_32_BIT * PAD_32 + IS_64_BIT * PAD_64)
#define DIRECT_LOOKUP_BIT 0x10
reply other threads:[~2010-06-04 20:12 UTC|newest]
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