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Merge tag 'v5.12-rc8' into sched/core, to pick up fixes

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Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2021-04-20 10:13:58 +02:00
parent 9406415f46 bf05bf16c7
commit d0d252b8ca
1874 changed files with 16532 additions and 9505 deletions
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24
kernel/fork.c
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@@ -994,6 +994,13 @@ static void mm_init_owner(struct mm_struct *mm, struct task_struct *p)
#endif
}
static void mm_init_pasid(struct mm_struct *mm)
{
#ifdef CONFIG_IOMMU_SUPPORT
mm->pasid = INIT_PASID;
#endif
}
static void mm_init_uprobes_state(struct mm_struct *mm)
{
#ifdef CONFIG_UPROBES
@@ -1024,6 +1031,7 @@ static struct mm_struct *mm_init(struct mm_struct *mm, struct task_struct *p,
mm_init_cpumask(mm);
mm_init_aio(mm);
mm_init_owner(mm, p);
mm_init_pasid(mm);
RCU_INIT_POINTER(mm->exe_file, NULL);
mmu_notifier_subscriptions_init(mm);
init_tlb_flush_pending(mm);
@@ -1940,8 +1948,14 @@ static __latent_entropy struct task_struct *copy_process(
p = dup_task_struct(current, node);
if (!p)
goto fork_out;
if (args->io_thread)
if (args->io_thread) {
/*
* Mark us an IO worker, and block any signal that isn't
* fatal or STOP
*/
p->flags |= PF_IO_WORKER;
siginitsetinv(&p->blocked, sigmask(SIGKILL)|sigmask(SIGSTOP));
}
/*
* This _must_ happen before we call free_task(), i.e. before we jump
@@ -2431,14 +2445,8 @@ struct task_struct *create_io_thread(int (*fn)(void *), void *arg, int node)
.stack_size = (unsigned long)arg,
.io_thread = 1,
};
struct task_struct *tsk;
tsk = copy_process(NULL, 0, node, &args);
if (!IS_ERR(tsk)) {
sigfillset(&tsk->blocked);
sigdelsetmask(&tsk->blocked, sigmask(SIGKILL));
}
return tsk;
return copy_process(NULL, 0, node, &args);
}
/*