Merge tag 'wq-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq

Pull workqueue updates from Tejun Heo:
 "Nothing major:

   - workqueue.panic_on_stall boot param added

   - alloc_workqueue_lockdep_map() added (used by DRM)

   - Other cleanusp and doc updates"

* tag 'wq-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq:
  kernel/workqueue.c: fix DEFINE_PER_CPU_SHARED_ALIGNED expansion
  workqueue: Fix another htmldocs build warning
  workqueue: fix null-ptr-deref on __alloc_workqueue() error
  workqueue: Don't call va_start / va_end twice
  workqueue: Fix htmldocs build warning
  workqueue: Add interface for user-defined workqueue lockdep map
  workqueue: Change workqueue lockdep map to pointer
  workqueue: Split alloc_workqueue into internal function and lockdep init
  Documentation: kernel-parameters: add workqueue.panic_on_stall
  workqueue: add cmdline parameter workqueue.panic_on_stall

1 files changed, 7 insertions, 0 deletions

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index e5489df3ea37..726c52f52f50 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -7386,6 +7386,13 @@
 			it can be updated at runtime by writing to the
 			corresponding sysfs file.
 
+	workqueue.panic_on_stall=<uint>
+			Panic when workqueue stall is detected by
+			CONFIG_WQ_WATCHDOG. It sets the number times of the
+			stall to trigger panic.
+
+			The default is 0, which disables the panic on stall.
+
 	workqueue.cpu_intensive_thresh_us=
 			Per-cpu work items which run for longer than this
 			threshold are automatically considered CPU intensive