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author | Randy Dunlap <rdunlap@infradead.org> | 2017-09-30 08:43:49 -0700 |
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committer | Jonathan Corbet <corbet@lwn.net> | 2017-10-07 10:45:14 -0600 |
commit | 341e9a323af95ac141b4df41e2697d626da14e3f (patch) | |
tree | 298c715375bf9a50b7d1b8172926fea66053e960 /lib | |
parent | 078843f75d234123e654b992d97e8ae8a744ba23 (diff) | |
download | linux-341e9a323af95ac141b4df41e2697d626da14e3f.tar.gz linux-341e9a323af95ac141b4df41e2697d626da14e3f.tar.bz2 linux-341e9a323af95ac141b4df41e2697d626da14e3f.zip |
lib/gcd: add kernel-doc notation
Add kernel-doc notation for the gcd() function (so that it can be
added to the kernel-api documentation).
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'lib')
-rw-r--r-- | lib/gcd.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/gcd.c b/lib/gcd.c index 135ee6407a5e..227dea924425 100644 --- a/lib/gcd.c +++ b/lib/gcd.c @@ -13,6 +13,12 @@ #if !defined(CONFIG_CPU_NO_EFFICIENT_FFS) && !defined(CPU_NO_EFFICIENT_FFS) /* If __ffs is available, the even/odd algorithm benchmarks slower. */ + +/** + * gcd - calculate and return the greatest common divisor of 2 unsigned longs + * @a: first value + * @b: second value + */ unsigned long gcd(unsigned long a, unsigned long b) { unsigned long r = a | b; |