This patch fixed this error:
arch/um/kernel/skas/syscall.c: In function 'handle_syscall':
arch/um/kernel/skas/syscall.c:33: error: 'NR_syscalls' undeclared (first use in this function)
arch/um/kernel/skas/syscall.c:33: error: (Each undeclared identifier is reported only once
arch/um/kernel/skas/syscall.c:33: error: for each function it appears in.)
make[2]: *** [arch/um/kernel/skas/syscall.o] Error 1
make[1]: *** [arch/um/kernel/skas] Error 2
make: *** [arch/um/kernel] Error 2
Cc: Jeff Dike <jdike@karaya.com>
Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
---
diff --git a/arch/um/include/sysdep-i386/kernel-offsets.h b/arch/um/include/sysdep-i386/kernel-offsets.h
index 5868526..da820d2 100644
--- a/arch/um/include/sysdep-i386/kernel-offsets.h
+++ b/arch/um/include/sysdep-i386/kernel-offsets.h
@@ -15,7 +15,11 @@
#define OFFSET(sym, str, mem) \
DEFINE(sym, offsetof(struct str, mem));
+static char syscalls[] = {
+#include <asm/arch/unistd.h>
+};
void foo(void)
{
#include <common-offsets.h>
+DEFINE(UM_NR_syscall_max, sizeof(syscalls) - 1);
}
diff --git a/arch/um/include/sysdep-i386/syscalls.h b/arch/um/include/sysdep-i386/syscalls.h
index 57bd79e..fb1fd94 100644
--- a/arch/um/include/sysdep-i386/syscalls.h
+++ b/arch/um/include/sysdep-i386/syscalls.h
@@ -5,6 +5,7 @@
#include "asm/unistd.h"
#include "sysdep/ptrace.h"
+#include "kern_constants.h"
typedef long syscall_handler_t(struct pt_regs);
@@ -23,3 +24,6 @@ extern syscall_handler_t *sys_call_table[];
extern long sys_mmap2(unsigned long addr, unsigned long len,
unsigned long prot, unsigned long flags,
unsigned long fd, unsigned long pgoff);
+
+#define NR_syscalls (UM_NR_syscall_max + 1)
+
--
