[IA64] cleanup in fsys.S

beautify coding style for zeroing end of fsyscall_table entries.
Remove misleading __NR_syscall_last and add more comments.
Drop (now unneeded) "guard against failure to increase NR_syscalls"

Signed-off-by: Ken Chen <kenneth.w.chen@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/arch/ia64/kernel/fsys.S b/arch/ia64/kernel/fsys.S
index ac6055c..7a05b1c 100644 (file)
--- a/arch/ia64/kernel/fsys.S
+++ b/arch/ia64/kernel/fsys.S
@@ -878,8 +878,7 @@ fsyscall_table:
        data8 0                         // timer_delete
        data8 0                         // clock_settime
        data8 fsys_clock_gettime        // clock_gettime
-       #define __NR_syscall_last       1255
 
-       .space 8*(NR_syscalls + 1024 - __NR_syscall_last), 0
-
-       .org fsyscall_table + 8*NR_syscalls     // guard against failures to increase NR_syscalls
+       // fill in zeros for the remaining entries
+       .zero:
+       .space fsyscall_table + 8*NR_syscalls - .zero, 0