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authorJakub Kicinski <kuba@kernel.org>2021-04-10 06:46:01 +0300
committerJakub Kicinski <kuba@kernel.org>2021-04-10 06:48:35 +0300
commit8859a44ea0df92bccdc942ef15781ebbfe0ad9f3 (patch)
treebffdd602a7d6ad5060df41789af75965f9d58270 /kernel/fork.c
parent6c5e6b4ccc1bb9ac56579a9aed25d517d2318be6 (diff)
parent4e04e7513b0fa2fe8966a1c83fb473f1667e2810 (diff)
downloadlinux-8859a44ea0df92bccdc942ef15781ebbfe0ad9f3.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts: MAINTAINERS - keep Chandrasekar drivers/net/ethernet/mellanox/mlx5/core/en_main.c - simple fix + trust the code re-added to param.c in -next is fine include/linux/bpf.h - trivial include/linux/ethtool.h - trivial, fix kdoc while at it include/linux/skmsg.h - move to relevant place in tcp.c, comment re-wrapped net/core/skmsg.c - add the sk = sk // sk = NULL around calls net/tipc/crypto.c - trivial Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'kernel/fork.c')
-rw-r--r--kernel/fork.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index 50209691f21a..85ca68f4b01e 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1950,8 +1950,14 @@ 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
@@ -2443,14 +2449,8 @@ 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);
}
/*