Re: 2.6.24-rc3-mm2 - Build Failure on powerpc timerfd() undeclared

From: Arnd Bergmann
Date: Wed Nov 28 2007 - 08:33:51 EST


On Wednesday 28 November 2007, Kamalesh Babulal wrote:
> Kernel build fails, with build error
>
> Â CC Â Â Âarch/powerpc/platforms/cell/spu_callbacks.o
> In file included from arch/powerpc/platforms/cell/spu_callbacks.c:49:
> include/asm/systbl.h:312: error: âsys_timerfdâ undeclared here (not in a function)
> make[2]: *** [arch/powerpc/platforms/cell/spu_callbacks.o] Error 1
> make[1]: *** [arch/powerpc/platforms/cell] Error 2
> make: *** [arch/powerpc/platforms] Error 2
>

I guess all architectures except x86 are currently broken because they
reference the old sys_timerfd function. This patch should add the missing
bits to powerpc.

Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

---

Disclaimer: Not tested at all, just applied common sense.
Disclaimer2: conflicts with the sys_indirect kernel implementation
sent by paulus last week.

diff --git a/include/asm-powerpc/systbl.h b/include/asm-powerpc/systbl.h
index 11d5383..b029368 100644
--- a/include/asm-powerpc/systbl.h
+++ b/include/asm-powerpc/systbl.h
@@ -309,7 +309,9 @@ SYSCALL_SPU(getcpu)
COMPAT_SYS(epoll_pwait)
COMPAT_SYS_SPU(utimensat)
COMPAT_SYS_SPU(signalfd)
-COMPAT_SYS_SPU(timerfd)
+COMPAT_SYS_SPU(timerfd_create)
SYSCALL_SPU(eventfd)
COMPAT_SYS_SPU(sync_file_range2)
COMPAT_SYS(fallocate)
+COMPAT_SYS_SPU(sys_timerfd_settime)
+COMPAT_SYS_SPU(sys_timerfd_gettime)
diff --git a/include/asm-powerpc/unistd.h b/include/asm-powerpc/unistd.h
index 97d82b6..4ba2d20 100644
--- a/include/asm-powerpc/unistd.h
+++ b/include/asm-powerpc/unistd.h
@@ -328,14 +328,16 @@
#define __NR_epoll_pwait 303
#define __NR_utimensat 304
#define __NR_signalfd 305
-#define __NR_timerfd 306
+#define __NR_timerfd_create 306
#define __NR_eventfd 307
#define __NR_sync_file_range2 308
#define __NR_fallocate 309
+#define __NR_sys_timerfd_settime 310
+#define __NR_sys_timerfd_gettime 311

#ifdef __KERNEL__

-#define __NR_syscalls 310
+#define __NR_syscalls 312

#define __NR__exit __NR_exit
#define NR_syscalls __NR_syscalls
-
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