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mmc: add rto for infinit sending timeout loop
[firefly-linux-kernel-4.4.55.git]
/
include
/
asm-generic
/
word-at-a-time.h
diff --git
a/include/asm-generic/word-at-a-time.h
b/include/asm-generic/word-at-a-time.h
index 3f21f1b72e45db6db5e8ef7ec75fb790ce6184a9..94f9ea8abcae35af8ca36560403fbd25facb7c65 100644
(file)
--- a/
include/asm-generic/word-at-a-time.h
+++ b/
include/asm-generic/word-at-a-time.h
@@
-49,4
+49,8
@@
static inline bool has_zero(unsigned long val, unsigned long *data, const struct
return (val + c->high_bits) & ~rhs;
}
+#ifndef zero_bytemask
+#define zero_bytemask(mask) (~1ul << __fls(mask))
+#endif
+
#endif /* _ASM_WORD_AT_A_TIME_H */