2010-08-06 (금), 14:49 +0200, Tejun Heo: > On 08/06/2010 02:46 PM, Namhyung Kim wrote: > > percpu data has no special meaning in case of !CONFIG_SMP. > > This removes lots of sparse warnings. > > > > Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxx> > > But they should still be accessed through the accessors and if they > are accessed through accessors, there shouldn't be sparse warnings > regarding them. Maybe UP accessors are missing proper markups? Do > those warnings only happen on UP config? > They do nothing on UP. quoting from include/asm-generic.h: #else /* ! SMP */ #define per_cpu(var, cpu) (*((void)(cpu), &(var))) #define __get_cpu_var(var) (var) #define __raw_get_cpu_var(var) (var) #define this_cpu_ptr(ptr) per_cpu_ptr(ptr, 0) #define __this_cpu_ptr(ptr) this_cpu_ptr(ptr) #endif /* SMP */ -- Regards, Namhyung Kim -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
