On Tue, Oct 31, Hugh Dickins wrote: > +++ linux/include/asm-powerpc/current.h 2006-10-30 19:27:05.000000000 +0000 > +static inline struct task_struct *get_current(void) > +{ > + struct task_struct *task; > + > + __asm__ __volatile__("ld %0,%1(13)" > + : "=r" (task) > + : "i" (offsetof(struct paca_struct, __current))); This breaks compile of 2.6.18.8: CC [M] drivers/media/video/pwc/pwc-uncompress.o In file included from /home/olaf/kernel/linux-2.6.18.8/drivers/media/video/pwc/pwc-uncompress.c:29: include2/asm/current.h: In function 'get_current': include2/asm/current.h:23: warning: implicit declaration of function 'offsetof' include2/asm/current.h:23: error: expected expression before 'struct' make[5]: *** [drivers/media/video/pwc/pwc-uncompress.o] Error 1 Signed-off-by: Olaf Hering <olaf@aepfle.de> Signed-off-by: Paul Mackerras <paulus@samba.org>