aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/math64.h
diff options
context:
space:
mode:
authorJens Axboe <jaxboe@fusionio.com>2010-11-16 04:09:42 -0500
committerJens Axboe <jaxboe@fusionio.com>2010-11-16 04:09:42 -0500
commita02056349cdea2252cd2b21643ebf025e83a29f2 (patch)
treeb7c889d6cbe8e7188d07d99a5c9da858c53a5b6c /include/linux/math64.h
parent34db1d595ef6f183fbc1e42cda45a3dfa0035258 (diff)
parente53beacd23d9cb47590da6a7a7f6d417b941a994 (diff)
Merge branch 'v2.6.37-rc2' into for-2.6.38/core
Diffstat (limited to 'include/linux/math64.h')
-rw-r--r--include/linux/math64.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/math64.h b/include/linux/math64.h
index c87f1528703a..23fcdfcba81b 100644
--- a/include/linux/math64.h
+++ b/include/linux/math64.h
@@ -35,6 +35,14 @@ static inline u64 div64_u64(u64 dividend, u64 divisor)
35 return dividend / divisor; 35 return dividend / divisor;
36} 36}
37 37
38/**
39 * div64_s64 - signed 64bit divide with 64bit divisor
40 */
41static inline s64 div64_s64(s64 dividend, s64 divisor)
42{
43 return dividend / divisor;
44}
45
38#elif BITS_PER_LONG == 32 46#elif BITS_PER_LONG == 32
39 47
40#ifndef div_u64_rem 48#ifndef div_u64_rem
@@ -53,6 +61,10 @@ extern s64 div_s64_rem(s64 dividend, s32 divisor, s32 *remainder);
53extern u64 div64_u64(u64 dividend, u64 divisor); 61extern u64 div64_u64(u64 dividend, u64 divisor);
54#endif 62#endif
55 63
64#ifndef div64_s64
65extern s64 div64_s64(s64 dividend, s64 divisor);
66#endif
67
56#endif /* BITS_PER_LONG */ 68#endif /* BITS_PER_LONG */
57 69
58/** 70/**