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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-10-17 09:32:49 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-10-17 09:32:49 -0300
commit214e2ca2b82d335935a861c253fe94c61ad77aad (patch)
treeeee42ff74d10470789d919b8499737ad0e919360 /arch/s390/boot/compressed/misc.c
parent1fdead8ad31d3aa833bc37739273fcde89ace93c (diff)
parentddffeb8c4d0331609ef2581d84de4d763607bd37 (diff)
Merge tag 'v3.7-rc1' into staging/for_v3.8
Linux 3.7-rc1 * tag 'v3.7-rc1': (9579 commits) Linux 3.7-rc1 x86, boot: Explicitly include autoconf.h for hostprogs perf: Fix UAPI fallout ARM: config: make sure that platforms are ordered by option string ARM: config: sort select statements alphanumerically UAPI: (Scripted) Disintegrate include/linux/byteorder UAPI: (Scripted) Disintegrate include/linux UAPI: Unexport linux/blk_types.h UAPI: Unexport part of linux/ppp-comp.h perf: Handle new rbtree implementation procfs: don't need a PATH_MAX allocation to hold a string representation of an int vfs: embed struct filename inside of names_cache allocation if possible audit: make audit_inode take struct filename vfs: make path_openat take a struct filename pointer vfs: turn do_path_lookup into wrapper around struct filename variant audit: allow audit code to satisfy getname requests from its names_list vfs: define struct filename and have getname() return it btrfs: Fix compilation with user namespace support enabled userns: Fix posix_acl_file_xattr_userns gid conversion userns: Properly print bluetooth socket uids ...
Diffstat (limited to 'arch/s390/boot/compressed/misc.c')
-rw-r--r--arch/s390/boot/compressed/misc.c45
1 files changed, 24 insertions, 21 deletions
diff --git a/arch/s390/boot/compressed/misc.c b/arch/s390/boot/compressed/misc.c
index 465eca756fe..c4c6a1cf221 100644
--- a/arch/s390/boot/compressed/misc.c
+++ b/arch/s390/boot/compressed/misc.c
@@ -71,34 +71,37 @@ void *memset(void *s, int c, size_t n)
{
char *xs;
- if (c == 0)
- return __builtin_memset(s, 0, n);
-
- xs = (char *) s;
- if (n > 0)
- do {
- *xs++ = c;
- } while (--n > 0);
+ xs = s;
+ while (n--)
+ *xs++ = c;
return s;
}
-void *memcpy(void *__dest, __const void *__src, size_t __n)
+void *memcpy(void *dest, const void *src, size_t n)
{
- return __builtin_memcpy(__dest, __src, __n);
+ const char *s = src;
+ char *d = dest;
+
+ while (n--)
+ *d++ = *s++;
+ return dest;
}
-void *memmove(void *__dest, __const void *__src, size_t __n)
+void *memmove(void *dest, const void *src, size_t n)
{
- char *d;
- const char *s;
-
- if (__dest <= __src)
- return __builtin_memcpy(__dest, __src, __n);
- d = __dest + __n;
- s = __src + __n;
- while (__n--)
- *--d = *--s;
- return __dest;
+ const char *s = src;
+ char *d = dest;
+
+ if (d <= s) {
+ while (n--)
+ *d++ = *s++;
+ } else {
+ d += n;
+ s += n;
+ while (n--)
+ *--d = *--s;
+ }
+ return dest;
}
static void error(char *x)