Messages in this thread | | | Date | Tue, 8 Nov 2022 14:45:24 -0500 | Subject | Re: [PATCH v5 08/24] sched: Introduce per memory space current virtual cpu id | From | Mathieu Desnoyers <> |
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On 2022-11-08 08:00, Peter Zijlstra wrote: > On Thu, Nov 03, 2022 at 04:03:43PM -0400, Mathieu Desnoyers wrote: > >> diff --git a/fs/exec.c b/fs/exec.c >> index 349a5da91efe..93eb88f4053b 100644 >> --- a/fs/exec.c >> +++ b/fs/exec.c >> @@ -1013,6 +1013,9 @@ static int exec_mmap(struct mm_struct *mm) >> tsk->active_mm = mm; >> tsk->mm = mm; >> lru_gen_add_mm(mm); >> + mm_init_vcpu_lock(mm); >> + mm_init_vcpumask(mm); >> + mm_init_node_vcpumask(mm); >> /* >> * This prevents preemption while active_mm is being loaded and >> * it and mm are being updated, which could cause problems for > >> @@ -1150,6 +1154,9 @@ static struct mm_struct *mm_init(struct mm_struct *mm, struct task_struct *p, >> >> mm->user_ns = get_user_ns(user_ns); >> lru_gen_init_mm(mm); >> + mm_init_vcpu_lock(mm); >> + mm_init_vcpumask(mm); >> + mm_init_node_vcpumask(mm); >> return mm; >> >> fail_nocontext: > > Why isn't all that a single mm_init_vcpu(mm) or something ?
Good point, I'll update that.
Thanks,
Mathieu
-- Mathieu Desnoyers EfficiOS Inc. https://www.efficios.com
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