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authorCheng Lingfei <chenglingfei@foxmail.com>2026-08-24 20:45:46 +0800
committerTejun Heo <tj@kernel.org>2026-08-24 06:55:59 -1000
commit909a3f0e9d8b0d8001cf6e99808f88eca8e44328 (patch)
treebe05d18bd5619b55ff3b30f28a292907021768ee /drivers/dpll/Kconfig
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docs: cgroup-v2: fix misc.events key format descriptiongrafted
In misc cgroup, misc.events does not output a simple "max" key. Instead, each registered misc resource outputs a separate key suffixed with ".max" (i.e., "<res>.max"). Update the documentation to clarify that the entry key is "<res>.max". Suggested-by: Michal Koutný <mkoutny@suse.com> Signed-off-by: Cheng Lingfei <chenglingfei@foxmail.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/dpll/Kconfig')
-rw-r--r--drivers/dpll/Kconfig28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/dpll/Kconfig b/drivers/dpll/Kconfig
new file mode 100644
index 000000000..be98969f0
--- /dev/null
+++ b/drivers/dpll/Kconfig
@@ -0,0 +1,28 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Generic DPLL drivers configuration
+#
+
+menu "DPLL device support"
+
+config DPLL
+ bool
+
+config DPLL_REFCNT_TRACKER
+ bool "DPLL reference count tracking"
+ depends on DEBUG_KERNEL && STACKTRACE_SUPPORT && DPLL
+ select REF_TRACKER
+ help
+ Enable reference count tracking for DPLL devices and pins.
+ This helps debugging reference leaks and use-after-free bugs
+ by recording stack traces for each get/put operation.
+
+ The tracking information is exposed via debugfs at:
+ /sys/kernel/debug/ref_tracker/dpll_device_*
+ /sys/kernel/debug/ref_tracker/dpll_pin_*
+
+ If unsure, say N.
+
+source "drivers/dpll/zl3073x/Kconfig"
+
+endmenu