On Fri, Dec 2, 2016 at 3:15 PM, Michael Ellerman [off-list ref] wrote:

yanjiang.jin@windriver.com writes:

quoted

diff --git a/arch/powerpc/include/asm/cputime.h b/arch/powerpc/include/asm/cputime.h
index 4f60db0..4423e97 100644
--- a/arch/powerpc/include/asm/cputime.h
+++ b/arch/powerpc/include/asm/cputime.h

@@ -228,7 +228,8 @@ static inline cputime_t clock_t_to_cputime(const unsigned long clk)
      return (__force cputime_t) ct;
 }

-#define cputime64_to_clock_t(ct)     cputime_to_clock_t((cputime_t)(ct))
+#define cputime64_to_clock_t(ct)     \
+     (__force u64)(cputime_to_clock_t((cputime_t)(ct)))

Given the name of the function is "cputime64 to clock_t", surely we
should be returning a clock_t ?

Please fix it in cpuacct.c  Also check out git commit
527b0a76f41d062381adbb55c8eb61e32cb0bfc9
sched/cpuacct: Avoid %lld seq_printf warning

Balbir