From: James Hogan Date: Fri, 24 Feb 2012 13:47:48 +0000 (+0000) Subject: asm-generic/unistd.h: handle symbol prefixes in cond_syscall X-Git-Tag: firefly_0821_release~3680^2~960^2~59 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4dd3c95940b836bc4073e8827973362e78f5e204;p=firefly-linux-kernel-4.4.55.git asm-generic/unistd.h: handle symbol prefixes in cond_syscall Some architectures have symbol prefixes and set CONFIG_SYMBOL_PREFIX, but this wasn't taken into account by the generic cond_syscall. It's easy enough to fix in a generic fashion, so add the symbol prefix to symbol names in cond_syscall when CONFIG_SYMBOL_PREFIX is set. Signed-off-by: James Hogan Acked-by: Arnd Bergmann Acked-by: Mike Frysinger --- diff --git a/include/asm-generic/unistd.h b/include/asm-generic/unistd.h index a36991ab334e..abc925de8ecf 100644 --- a/include/asm-generic/unistd.h +++ b/include/asm-generic/unistd.h @@ -20,5 +20,12 @@ * but it doesn't work on all toolchains, so we just do it by hand */ #ifndef cond_syscall -#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") +#ifdef CONFIG_SYMBOL_PREFIX +#define __SYMBOL_PREFIX CONFIG_SYMBOL_PREFIX +#else +#define __SYMBOL_PREFIX +#endif +#define cond_syscall(x) asm(".weak\t" __SYMBOL_PREFIX #x "\n\t" \ + ".set\t" __SYMBOL_PREFIX #x "," \ + __SYMBOL_PREFIX "sys_ni_syscall") #endif