diff options
Diffstat (limited to 'kernel/pid.c')
| -rw-r--r-- | kernel/pid.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/pid.c b/kernel/pid.c index fa5f72227e5f..ce8e00deaccb 100644 --- a/kernel/pid.c +++ b/kernel/pid.c | |||
| @@ -137,7 +137,9 @@ static int pid_before(int base, int a, int b) | |||
| 137 | } | 137 | } |
| 138 | 138 | ||
| 139 | /* | 139 | /* |
| 140 | * We might be racing with someone else trying to set pid_ns->last_pid. | 140 | * We might be racing with someone else trying to set pid_ns->last_pid |
| 141 | * at the pid allocation time (there's also a sysctl for this, but racing | ||
| 142 | * with this one is OK, see comment in kernel/pid_namespace.c about it). | ||
| 141 | * We want the winner to have the "later" value, because if the | 143 | * We want the winner to have the "later" value, because if the |
| 142 | * "earlier" value prevails, then a pid may get reused immediately. | 144 | * "earlier" value prevails, then a pid may get reused immediately. |
| 143 | * | 145 | * |