Merge branch 'strscpy' of git://git.kernel.org/pub/scm/linux/kernel/g…

…it/cmetcalf/linux-tile Pull strscpy powerpc fix from Chris Metcalf. Fix powerpc big-endian build. * 'strscpy' of git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile: arch/powerpc: provide zero_bytemask() for big-endian
git-mirror · Oct 10, 2015 · 71419b7 · 71419b7
2 parents f4ba1cf + 7a5692e
commit 71419b7
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/arch/powerpc/include/asm/word-at-a-time.h b/arch/powerpc/include/asm/word-at-a-time.h
@@ -40,6 +40,11 @@ static inline bool has_zero(unsigned long val, unsigned long *data, const struct
 	return (val + c->high_bits) & ~rhs;
 }
 
+static inline unsigned long zero_bytemask(unsigned long mask)
+{
+	return ~1ul << __fls(mask);
+}
+
 #else
 
 #ifdef CONFIG_64BIT