Andrew Morton wrote:
On Sun, 2 Jul 2006 11:27:22 -0700
"Randy.Dunlap" <[email protected]> wrote:
--- linux-2617-g20.orig/include/asm-i386/unistd.h
+++ linux-2617-g20/include/asm-i386/unistd.h
@@ -327,14 +327,15 @@
#ifdef __KERNEL__
#define NR_syscalls 318
+#include <linux/err.h>
include/linux/err.h: Assembler messages:
include/linux/err.h:20: Error: no such instruction: `static inline void *ERR_PTR(long error)'
include/linux/err.h:21: Error: junk at end of line, first unrecognized character is `{'
include/linux/err.h:22: Error: no such instruction: `return (void *)error'
include/linux/err.h:23: Error: junk at end of line, first unrecognized character is `}'
include/linux/err.h:25: Error: no such instruction: `static inline long PTR_ERR(const void *ptr)'
include/linux/err.h:26: Error: junk at end of line, first unrecognized character is `{'
include/linux/err.h:27: Error: no such instruction: `return (long)ptr'
include/linux/err.h:28: Error: junk at end of line, first unrecognized character is `}'
include/linux/err.h:30: Error: no such instruction: `static inline long IS_ERR(const void *ptr)'
include/linux/err.h:31: Error: junk at end of line, first unrecognized character is `{'
include/linux/err.h:32: Error: no such instruction: `return unlikely(((unsigned long)ptr)>=(unsigned long)-4095)'
include/linux/err.h:33: Error: junk at end of line, first unrecognized character is `}'
distcc[7619] ERROR: compile (null) on localhost failed
make[1]: *** [arch/i386/kernel/vsyscall-sysenter.o] Error 1
make: *** [arch/i386/kernel/vsyscall-sysenter.o] Error 2
unlikely() shouldn't be used in code exported to user space. At least
one architecture simply open-codes the __builtin_expect(); or we could
introduce __likely() and __unlikely() for the benefit of userspace.
-hpa
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