The patch titled
scsi: gdth.c use unaligned access helpers
has been added to the -mm tree. Its filename is
scsi-gdthc-use-unaligned-access-helpers.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** 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: scsi: gdth.c use unaligned access helpers
From: Harvey Harrison <harvey.harrison@xxxxxxxxx>
Remove two now unnecessary local vars.
Signed-off-by: Harvey Harrison <harvey.harrison@xxxxxxxxx>
Cc: Boaz Harrosh <bharrosh@xxxxxxxxxxx>
Cc: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/scsi/gdth.c | 23 ++++++++++-------------
1 file changed, 10 insertions(+), 13 deletions(-)
diff -puN drivers/scsi/gdth.c~scsi-gdthc-use-unaligned-access-helpers drivers/scsi/gdth.c
--- a/drivers/scsi/gdth.c~scsi-gdthc-use-unaligned-access-helpers
+++ a/drivers/scsi/gdth.c
@@ -131,6 +131,7 @@
#include <asm/system.h>
#include <asm/io.h>
#include <asm/uaccess.h>
+#include <asm/unaligned.h>
#include <linux/spinlock.h>
#include <linux/blkdev.h>
#include <linux/scatterlist.h>
@@ -2441,8 +2442,8 @@ static int gdth_fill_cache_cmd(gdth_ha_s
{
register gdth_cmd_str *cmdp;
struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp);
- ulong32 cnt, blockcnt;
- ulong64 no, blockno;
+ ulong32 blockcnt;
+ ulong64 blockno;
int i, cmd_index, read_write, sgcnt, mode64;
cmdp = ha->pccb;
@@ -2510,19 +2511,15 @@ static int gdth_fill_cache_cmd(gdth_ha_s
if (read_write) {
if (scp->cmd_len == 16) {
- memcpy(&no, &scp->cmnd[2], sizeof(ulong64));
- blockno = be64_to_cpu(no);
- memcpy(&cnt, &scp->cmnd[10], sizeof(ulong32));
- blockcnt = be32_to_cpu(cnt);
+ blockno = get_unaligned_be64(&scp->cmnd[2]);
+ blockcnt = get_unaligned_be64(&scp->cmnd[10]);
} else if (scp->cmd_len == 10) {
- memcpy(&no, &scp->cmnd[2], sizeof(ulong32));
- blockno = be32_to_cpu(no);
- memcpy(&cnt, &scp->cmnd[7], sizeof(ushort));
- blockcnt = be16_to_cpu(cnt);
+ blockno = get_unaligned_be32(&scp->cmnd[2]);
+ blockcnt = get_unaligned_be16(&scp->cmnd[7]);
} else {
- memcpy(&no, &scp->cmnd[0], sizeof(ulong32));
- blockno = be32_to_cpu(no) & 0x001fffffUL;
- blockcnt= scp->cmnd[4]==0 ? 0x100 : scp->cmnd[4];
+ blockno = get_unaligned_be32(&scp->cmnd[2]);
+ blockno &= 0x001fffffUL;
+ blockcnt= scp->cmnd[4]==0 ? 0x100 : scp->cmnd[4];
}
if (mode64) {
cmdp->u.cache64.BlockNo = blockno;
_
Patches currently in -mm which might be from harvey.harrison@xxxxxxxxx are
origin.patch
linux-next.patch
cifs-remove-global_extern-macro.patch
mtd-diskonchipc-fix-sparse-endian-warnings.patch
lockd-trivial-sparse-endian-annotations.patch
pci-procc-sparse-endian-annotations.patch
scsi-replace-remaining-__function__-occurrences.patch
fusion-replace-remaining-__function__-occurrences.patch
scsi-replace-__inline-with-inline.patch
scsi-aic79xx_core-fix-shadowed-variables-add-statics.patch
scsi-aic79xx-aic79xx_pcic-fix-shadowed-variables.patch
scsi-gdthc-use-unaligned-access-helpers.patch
xfs-use-get_unaligned_-helpers.patch
xtensa-replace-remaining-__function__-occurences.patch
fs-ldm-use-get_unaligned_-helpers.patch
include-use-get-put_unaligned_-helpers.patch
lzo-use-get-put_unaligned_-helpers.patch
asm-generic-int-ll64h-always-provide-__su64.patch
olpc-olpc_batteryc-sparse-endian-annotations.patch
ecryptfs-cryptoc-use-unaligned-byteorder-helpers.patch
ecryptfs-inodec-mmapc-use-unaligned-byteorder-helpers.patch
markers-fix-sparse-integer-as-null-pointer-warning.patch
scsi-use-the-common-hex_asc-array-rather-than-a-private-one.patch
isdn-use-the-common-ascii-hex-helpers.patch
net-use-the-common-ascii-hex-helpers.patch
cris-use-the-common-ascii-hex-helpers.patch
frv-use-the-common-ascii-hex-helpers.patch
mips-use-the-common-ascii-hex-helpers.patch
ppc-use-the-common-ascii-hex-helpers.patch
ppc-use-the-common-ascii-hex-helpers-fix.patch
mn10300-use-the-common-ascii-hex-helpers.patch
byteorder-add-a-new-include-linux-swabh-to-define-byteswapping-functions.patch
byteorder-add-include-linux-byteorderh-to-define-endian-helpers.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
