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lib/gcd: add kernel-doc notation

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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>
This commit is contained in:
Randy Dunlap 2017-09-30 08:43:49 -07:00 committed by Jonathan Corbet
parent 078843f75d
commit 341e9a323a
1 changed files with 6 additions and 0 deletions
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6
lib/gcd.c
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@ -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;