From: akpm@linux-foundation.org
To: mm-commits@vger.kernel.org
Cc: richard@rsk.demon.co.uk, jeff@garzik.org
Subject: + libata-reorder-ata_device-to-remove-8-bytes-of-padding-on-64-bits.patch added to -mm tree
Date: Tue, 26 Aug 2008 15:48:17 -0700 [thread overview]
Message-ID: <200808262248.m7QMmH8H031827@imap1.linux-foundation.org> (raw)
The patch titled
libata: reorder ata_device to remove 8 bytes of padding on 64 bits
has been added to the -mm tree. Its filename is
libata-reorder-ata_device-to-remove-8-bytes-of-padding-on-64-bits.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: libata: reorder ata_device to remove 8 bytes of padding on 64 bits
From: Richard Kennedy <richard@rsk.demon.co.uk>
reduce size by 8 bytes from 1160 to 1152 allowing it to fit in 1 fewer
cachelines.
Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk>
Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
include/linux/libata.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN include/linux/libata.h~libata-reorder-ata_device-to-remove-8-bytes-of-padding-on-64-bits include/linux/libata.h
--- a/include/linux/libata.h~libata-reorder-ata_device-to-remove-8-bytes-of-padding-on-64-bits
+++ a/include/linux/libata.h
@@ -554,8 +554,8 @@ struct ata_ering {
struct ata_device {
struct ata_link *link;
unsigned int devno; /* 0 or 1 */
- unsigned long flags; /* ATA_DFLAG_xxx */
unsigned int horkage; /* List of broken features */
+ unsigned long flags; /* ATA_DFLAG_xxx */
struct scsi_device *sdev; /* attached SCSI device */
#ifdef CONFIG_ATA_ACPI
acpi_handle acpi_handle;
_
Patches currently in -mm which might be from richard@rsk.demon.co.uk are
linux-next.patch
hrtimer-reorder-struct-hrtimer-to-save-8-bytes-on-64-bit-builds.patch
libata-reorder-ata_device-to-remove-8-bytes-of-padding-on-64-bits.patch
reply other threads:[~2008-08-26 22:49 UTC|newest]
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