diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-03-15 09:17:54 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-03-15 09:17:54 -0300 |
| commit | 689bb69093d7ac9e12ab058ba2611ad5eb9347c3 (patch) | |
| tree | abb9131ea54d7c9df78e192b31a0c09635f8acab /kernel/fork.c | |
| parent | 2a76f6de07906f0bb5f2a13fb02845db1695cc29 (diff) | |
| parent | 1e28eed17697bcf343c6743f0028cc3b5dd88bf0 (diff) | |
Merge remote-tracking branch 'torvalds/master' into perf/urgent
To update kernel headers and check if some need syncing.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'kernel/fork.c')
| -rw-r--r-- | kernel/fork.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index d3171e8e88e5..0acc8ed1076b 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -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); @@ -2436,6 +2444,7 @@ struct task_struct *create_io_thread(int (*fn)(void *), void *arg, int node) if (!IS_ERR(tsk)) { sigfillset(&tsk->blocked); sigdelsetmask(&tsk->blocked, sigmask(SIGKILL)); + tsk->flags |= PF_NOFREEZE; } return tsk; } |