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@xxxxxxxxxx>
Cc: Vivek Goyal <vgoyal@xxxxxxxxxx>
Reported-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
---
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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