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container: expose priority and SCHED_OTHER policy

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The more explicit API removes the arbitrary limit preventing use of SCHED_OTHER (referred to as SCHED_NORMAL in the kernel). This change also exposes priority value to set.

Signed-off-by: Ophestra <cat@gensokyo.uk>
This commit is contained in:
Ophestra
2026-03-12 01:14:03 +09:00
parent 04e6bc3c5c
commit 196b200d0f
7 changed files with 34 additions and 15 deletions
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4
container/syscall.go
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@@ -63,12 +63,12 @@ type schedParam struct {
//
// [very subtle to use correctly]: https://www.openwall.com/lists/musl/2016/03/01/4
func schedSetscheduler(tid int, policy std.SchedPolicy, param *schedParam) error {
if r, _, errno := Syscall(
if _, _, errno := Syscall(
SYS_SCHED_SETSCHEDULER,
uintptr(tid),
uintptr(policy),
uintptr(unsafe.Pointer(param)),
); r < 0 {
); errno != 0 {
return errno
}
return nil