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author | Paolo Bonzini <pbonzini@redhat.com> | 2021-04-22 02:39:48 -0400 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-04-22 13:19:01 -0400 |
commit | fd49e8ee70b306a003323a17bbcc0633f322c135 (patch) | |
tree | be0e5f131ee5afdbaa7a6b5fc76bb36baad8c067 /kernel/fork.c | |
parent | 238eca821cee90e91139da84ef4f38c74d7cf0d9 (diff) | |
parent | 7aef27f0b2a8a58c28578d3e0caf3f27e1a1c39c (diff) | |
download | linux-fd49e8ee70b306a003323a17bbcc0633f322c135.tar.bz2 |
Merge branch 'kvm-sev-cgroup' into HEAD
Diffstat (limited to 'kernel/fork.c')
-rw-r--r-- | kernel/fork.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index 0acc8ed1076b..426cd0c51f9e 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1948,8 +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 @@ -2438,15 +2444,8 @@ 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)); - tsk->flags |= PF_NOFREEZE; - } - return tsk; + return copy_process(NULL, 0, node, &args); } /* |