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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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@xxxxxxxxxxxxxxx>
reduce size by 8 bytes from 1160 to 1152 allowing it to fit in 1 fewer
cachelines.
Signed-off-by: Richard Kennedy <richard@xxxxxxxxxxxxxxx>
Cc: Jeff Garzik <jeff@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
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@xxxxxxxxxxxxxxx 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
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