The patch titled
wait_for_helper: remove unneeded do_sigaction()
has been removed from the -mm tree. Its filename was
wait_for_helper-remove-unneeded-do_sigaction.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: wait_for_helper: remove unneeded do_sigaction()
From: Oleg Nesterov <oleg@xxxxxxxxxx>
allow_signal(SIGCHLD) does all necessary job, no need to call do_sigaction()
prior to.
Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
Cc: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/kmod.c | 5 -----
1 file changed, 5 deletions(-)
diff -puN kernel/kmod.c~wait_for_helper-remove-unneeded-do_sigaction kernel/kmod.c
--- a/kernel/kmod.c~wait_for_helper-remove-unneeded-do_sigaction
+++ a/kernel/kmod.c
@@ -185,14 +185,9 @@ static int wait_for_helper(void *data)
{
struct subprocess_info *sub_info = data;
pid_t pid;
- struct k_sigaction sa;
/* Install a handler: if SIGCLD isn't handled sys_wait4 won't
* populate the status, but will return -ECHILD. */
- sa.sa.sa_handler = SIG_IGN;
- sa.sa.sa_flags = 0;
- siginitset(&sa.sa.sa_mask, sigmask(SIGCHLD));
- do_sigaction(SIGCHLD, &sa, NULL);
allow_signal(SIGCHLD);
pid = kernel_thread(____call_usermodehelper, sub_info, SIGCHLD);
_
Patches currently in -mm which might be from oleg@xxxxxxxxxx are
origin.patch
freezer-read-pf_borrowed_mm-in-a-nonracy-way.patch
freezer-close-theoretical-race-between-refrigerator-and-thaw_tasks.patch
freezer-remove-pf_nofreeze-from-rcutorture-thread.patch
freezer-remove-pf_nofreeze-from-bluetooth-threads.patch
freezer-add-try_to_freeze-calls-to-all-kernel-threads.patch
freezer-fix-vfork-problem.patch
freezer-take-kernel_execve-into-consideration.patch
nlmclnt_recovery-dont-use-clone_sighand.patch
fix-kthread_create-vs-freezer-theoretical-race.patch
fix-pf_nofreeze-and-freezeable-race-2.patch
freezer-document-task_lock-in-thaw_process.patch
move-frozen_process-to-kernel-power-processc.patch
separate-freezer-from-pm-code-rev-2.patch
introduce-freezer-flags-rev-2.patch
libata-core-convert-to-use-cancel_rearming_delayed_work.patch
clone-flag-clone_parent_tidptr-leaves-invalid-results-in-memory.patch
getrusage-fill-ru_inblock-and-ru_oublock-fields-if-possible.patch
dont-init-pgrp-and-__session-in-init_signals.patch
-
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