The patch titled
adb_probe_task: remove unneeded flush_signals() call
has been added to the -mm tree. Its filename is
adb_probe_task-remove-unneeded-flush_signals-call.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: adb_probe_task: remove unneeded flush_signals() call
From: Oleg Nesterov <oleg@xxxxxxxxxx>
adb_probe_task() is forked by "events" thread, all signals are ignored, no
need to play with signal blocking/flushing.
Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/macintosh/adb.c | 10 ++--------
1 files changed, 2 insertions(+), 8 deletions(-)
diff -puN drivers/macintosh/adb.c~adb_probe_task-remove-unneeded-flush_signals-call drivers/macintosh/adb.c
--- a/drivers/macintosh/adb.c~adb_probe_task-remove-unneeded-flush_signals-call
+++ a/drivers/macintosh/adb.c
@@ -248,21 +248,15 @@ static int adb_scan_bus(void)
static int
adb_probe_task(void *x)
{
- sigset_t blocked;
-
strcpy(current->comm, "kadbprobe");
- sigfillset(&blocked);
- sigprocmask(SIG_BLOCK, &blocked, NULL);
- flush_signals(current);
-
printk(KERN_INFO "adb: starting probe task...\n");
do_adb_reset_bus();
printk(KERN_INFO "adb: finished probe task...\n");
-
+
adb_probe_task_pid = 0;
up(&adb_probe_mutex);
-
+
return 0;
}
_
Patches currently in -mm which might be from oleg@xxxxxxxxxx are
avoid-spurious-pollin-returns-in-signalfd.patch
w1_therm_read_bin-suspicious-usage-of-flush_signals.patch
libata-core-convert-to-use-cancel_rearming_delayed_work.patch
freezer-make-kernel-threads-nonfreezable-by-default.patch
freezer-make-kernel-threads-nonfreezable-by-default-fix.patch
freezer-make-kernel-threads-nonfreezable-by-default-fix-fix.patch
freezer-make-kernel-threads-nonfreezable-by-default-fix-2.patch
freezer-run-show_state-when-freezing-times-out.patch
hibernation-prepare-to-enter-the-low-power-state.patch
freezer-avoid-freezing-kernel-threads-prematurely.patch
freezer-use-__set_current_state-in-refrigerator.patch
freezer-return-int-from-freeze_processes.patch
freezer-remove-redundant-check-in-try_to_freeze_tasks.patch
pm-prevent-frozen-user-mode-helpers-from-failing-the-freezing-of-tasks-rev-2.patch
add-generic-exit-time-stack-depth-checking-to-config_debug_stack_usage.patch
add-generic-exit-time-stack-depth-checking-to-config_debug_stack_usage-fix.patch
clone-flag-clone_parent_tidptr-leaves-invalid-results-in-memory.patch
use-write_trylock_irqsave-in-ptrace_attach.patch
fix-stop_machine_run-problem-with-naughty-real-time-process.patch
cpu-hotplug-fix-ksoftirqd-termination-on-cpu-hotplug-with-naughty-realtime-process.patch
cpu-hotplug-fix-ksoftirqd-termination-on-cpu-hotplug-with-naughty-realtime-process-fix.patch
percpu_counters-use-cpu-notifiers.patch
percpu_counters-use-for_each_online_cpu.patch
mm-fix-create_new_namespaces-return-value.patch
adb_probe_task-remove-unneeded-flush_signals-call.patch
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