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taskset: update comment

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2019-11-08 16:32:37 +01:00
parent 162ac7f45e
commit e5586605ca
1 changed files with 8 additions and 2 deletions
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10
util-linux/taskset.c
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@ -123,8 +123,14 @@ static unsigned long *get_aff(int pid, unsigned *sz)
* The list element can be either a CPU index or a range of CPU indices.
* Example: "1,3,5-7".
*
* note1: pattern specifiers after a range (e.g. 0-255:2/64) are not supported
* note2: leading/trailing white-spaces are not allowed
* note1: stride (e.g. 0-255:2) is not supported
* note2: leading and trailing whitespace is not allowed
* util-linux 2.31 allows leading and sometimes trailing whitespace:
* ok: taskset -c ' 1, 2'
* ok: taskset -c ' 1 , 2'
* ok: taskset -c ' 1-7: 2 ,8'
* not ok: taskset -c ' 1 '
* not ok: taskset -c ' 1-7: 2 '
*/
static void parse_cpulist(ul *mask, unsigned max, char *s)
{