AcoSail/kernel_optimize_test
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char: use get_unaligned_* helpers

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Remove unnecessary temp variable from_buf in snsc_event.c

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Jiri Slaby <jirislaby@gmail.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Harvey Harrison 2008-04-29 01:03:32 -07:00 committed by Linus Torvalds
parent c105068f2b
commit 973ea70c7c
2 changed files with 4 additions and 8 deletions
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2
drivers/char/rocket_int.h
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@ -55,7 +55,7 @@ static inline void sOutW(unsigned short port, unsigned short value)
static inline void out32(unsigned short port, Byte_t *p)
{
u32 value = le32_to_cpu(get_unaligned((__le32 *)p));
u32 value = get_unaligned_le32(p);
#ifdef ROCKET_DEBUG_IO
printk(KERN_DEBUG "out32(%x, %lx)...\n", port, value);
#endif

10
drivers/char/snsc_event.c
View File

@ -63,16 +63,13 @@ static int
scdrv_parse_event(char *event, int *src, int *code, int *esp_code, char *desc)
{
char *desc_end;
__be32 from_buf;
/* record event source address */
from_buf = get_unaligned((__be32 *)event);
*src = be32_to_cpup(&from_buf);
*src = get_unaligned_be32(event);
event += 4; /* move on to event code */
/* record the system controller's event code */
from_buf = get_unaligned((__be32 *)event);
*code = be32_to_cpup(&from_buf);
*code = get_unaligned_be32(event);
event += 4; /* move on to event arguments */
/* how many arguments are in the packet? */
@ -86,8 +83,7 @@ scdrv_parse_event(char *event, int *src, int *code, int *esp_code, char *desc)
/* not an integer argument, so give up */
return -1;
}
from_buf = get_unaligned((__be32 *)event);
*esp_code = be32_to_cpup(&from_buf);
*esp_code = get_unaligned_be32(event);
event += 4;
/* parse out the event description */