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kernel: copy mips_decompressor_memmove patch to 3.18/3.19

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Signed-off-by: John Crispin <blogic@openwrt.org>

SVN-Revision: 44339
This commit is contained in:
John Crispin 2015-02-09 12:10:46 +00:00
parent f17dee3058
commit 7155ec7191
2 changed files with 44 additions and 0 deletions
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22
target/linux/generic/patches-3.18/060-mips_decompressor_memmove.patch Normal file
View file

@ -0,0 +1,22 @@
--- a/arch/mips/boot/compressed/string.c
+++ b/arch/mips/boot/compressed/string.c
@@ -26,3 +26,19 @@ void *memset(void *s, int c, size_t n)
ss[i] = c;
return s;
}
+
+void *memmove(void *__dest, __const void *__src, size_t count)
+{
+ unsigned char *d = __dest;
+ const unsigned char *s = __src;
+
+ if (__dest == __src)
+ return __dest;
+
+ if (__dest < __src)
+ return memcpy(__dest, __src, count);
+
+ while (count--)
+ d[count] = s[count];
+ return __dest;
+}

22
target/linux/generic/patches-3.19/060-mips_decompressor_memmove.patch Normal file
View file

@ -0,0 +1,22 @@
--- a/arch/mips/boot/compressed/string.c
+++ b/arch/mips/boot/compressed/string.c
@@ -26,3 +26,19 @@ void *memset(void *s, int c, size_t n)
ss[i] = c;
return s;
}
+
+void *memmove(void *__dest, __const void *__src, size_t count)
+{
+ unsigned char *d = __dest;
+ const unsigned char *s = __src;
+
+ if (__dest == __src)
+ return __dest;
+
+ if (__dest < __src)
+ return memcpy(__dest, __src, count);
+
+ while (count--)
+ d[count] = s[count];
+ return __dest;
+}