Messages in this thread Patch in this message | | | Date | Wed, 02 Dec 2009 08:42:34 +0900 | From | Tejun Heo <> | Subject | [PATCH] percpu: add missing per_cpu_ptr_to_phys() definition for UP |
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Commit 3b034b0d084221596bf35c8d893e1d4d5477b9cc implemented per_cpu_ptr_to_phys() but forgot to add UP definition. Add UP definition which is simple wrapper around __pa().
Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Vivek Goyal <vgoyal@redhat.com> Reported-by: Randy Dunlap <randy.dunlap@oracle.com> --- Hello,
> drivers/base/cpu.c: line 100: fails to build when CONFIG_SMP=n: > > addr = per_cpu_ptr_to_phys(per_cpu_ptr(crash_notes, cpunum)); > > Can you suggest a fix for that, please?
Oops, right, UP definition was missing. This patch should do it.
Thanks.
include/linux/percpu.h | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/include/linux/percpu.h b/include/linux/percpu.h index 6ac984f..8e4ead6 100644 --- a/include/linux/percpu.h +++ b/include/linux/percpu.h @@ -180,6 +180,11 @@ static inline void free_percpu(void *p) kfree(p); } +static inline phys_addr_t per_cpu_ptr_to_phys(void *addr) +{ + return __pa(addr); +} + static inline void __init setup_per_cpu_areas(void) { } static inline void *pcpu_lpage_remapped(void *kaddr) -- 1.6.4.2
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