[PATCH v17 00/47] DEPT(DEPendency Tracker) · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 01/47] llist: move llist_{head,node} definition to types.h · Byungchul Park <byungchul@sk.com> · 2025-10-02
Re: [PATCH v17 01/47] llist: move llist_{head,node} definition to types.h · Greg KH <gregkh@linuxfoundation.org> · 2025-10-02
Re: [PATCH v17 01/47] llist: move llist_{head,node} definition to types.h · Mathieu Desnoyers <mathieu.desnoyers@efficios.com> · 2025-10-02
Re: [PATCH v17 01/47] llist: move llist_{head,node} definition to types.h · "Arnd Bergmann" <arnd@arndb.de> · 2025-10-02
Re: [PATCH v17 01/47] llist: move llist_{head,node} definition to types.h · Byungchul Park <byungchul@sk.com> · 2025-10-16
Re: [PATCH v17 01/47] llist: move llist_{head,node} definition to types.h · "Arnd Bergmann" <arnd@arndb.de> · 2025-10-16
Re: [PATCH v17 01/47] llist: move llist_{head,node} definition to types.h · Byungchul Park <byungchul@sk.com> · 2025-10-16
[PATCH v17 03/47] dept: add single event dependency tracker APIs · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 04/47] dept: add lock dependency tracker APIs · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 02/47] dept: implement DEPT(DEPendency Tracker) · Byungchul Park <byungchul@sk.com> · 2025-10-02
Re: [PATCH v17 02/47] dept: implement DEPT(DEPendency Tracker) · Greg KH <gregkh@linuxfoundation.org> · 2025-10-02
Re: [PATCH v17 02/47] dept: implement DEPT(DEPendency Tracker) · Geert Uytterhoeven <geert@linux-m68k.org> · 2025-10-02
[PATCH v17 05/47] dept: tie to lockdep and IRQ tracing · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 06/47] dept: add proc knobs to show stats and dependency graph · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 07/47] dept: distinguish each kernel context from another · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 08/47] x86_64, dept: add support CONFIG_ARCH_HAS_DEPT_SUPPORT to x86_64 · Byungchul Park <byungchul@sk.com> · 2025-10-02
Re: [PATCH v17 08/47] x86_64, dept: add support CONFIG_ARCH_HAS_DEPT_SUPPORT to x86_64 · Dave Hansen <hidden> · 2025-10-02
Re: [PATCH v17 08/47] x86_64, dept: add support CONFIG_ARCH_HAS_DEPT_SUPPORT to x86_64 · Byungchul Park <byungchul@sk.com> · 2025-10-03
[PATCH v17 09/47] arm64, dept: add support CONFIG_ARCH_HAS_DEPT_SUPPORT to arm64 · Byungchul Park <byungchul@sk.com> · 2025-10-02
Re: [PATCH v17 09/47] arm64, dept: add support CONFIG_ARCH_HAS_DEPT_SUPPORT to arm64 · Mark Brown <broonie@kernel.org> · 2025-10-02
Re: [PATCH v17 09/47] arm64, dept: add support CONFIG_ARCH_HAS_DEPT_SUPPORT to arm64 · Byungchul Park <byungchul@sk.com> · 2025-10-03
Re: [PATCH v17 09/47] arm64, dept: add support CONFIG_ARCH_HAS_DEPT_SUPPORT to arm64 · Mark Brown <broonie@kernel.org> · 2025-10-03
Re: [PATCH v17 09/47] arm64, dept: add support CONFIG_ARCH_HAS_DEPT_SUPPORT to arm64 · Byungchul Park <byungchul@sk.com> · 2025-10-13
Re: [PATCH v17 09/47] arm64, dept: add support CONFIG_ARCH_HAS_DEPT_SUPPORT to arm64 · Mark Rutland <mark.rutland@arm.com> · 2025-10-03
Re: [PATCH v17 09/47] arm64, dept: add support CONFIG_ARCH_HAS_DEPT_SUPPORT to arm64 · Byungchul Park <byungchul@sk.com> · 2025-10-13
[PATCH v17 10/47] dept: distinguish each work from another · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 12/47] dept: record the latest one out of consecutive waits of the same class · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 11/47] dept: add a mechanism to refill the internal memory pools on running out · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 13/47] dept: apply sdt_might_sleep_{start,end}() to wait_for_completion()/complete() · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 15/47] dept: apply sdt_might_sleep_{start,end}() to waitqueue wait · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 14/47] dept: apply sdt_might_sleep_{start,end}() to swait · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 16/47] dept: apply sdt_might_sleep_{start,end}() to hashed-waitqueue wait · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 17/47] dept: apply sdt_might_sleep_{start,end}() to dma fence · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 19/47] dept: apply timeout consideration to wait_for_completion()/complete() · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 18/47] dept: track timeout waits separately with a new Kconfig · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 20/47] dept: apply timeout consideration to swait · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 21/47] dept: apply timeout consideration to waitqueue wait · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 23/47] dept: apply timeout consideration to dma fence wait · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 22/47] dept: apply timeout consideration to hashed-waitqueue wait · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 24/47] dept: make dept able to work with an external wgen · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 25/47] dept: track PG_locked with dept · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 26/47] dept: print staged wait's stacktrace on report · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 28/47] dept: add documentation for dept · Byungchul Park <byungchul@sk.com> · 2025-10-02
Re: [PATCH v17 28/47] dept: add documentation for dept · Bagas Sanjaya <hidden> · 2025-10-03
Re: [PATCH v17 28/47] dept: add documentation for dept · Byungchul Park <byungchul@sk.com> · 2025-10-13
Re: [PATCH v17 28/47] dept: add documentation for dept · Jonathan Corbet <corbet@lwn.net> · 2025-10-03
Re: [PATCH v17 28/47] dept: add documentation for dept · Byungchul Park <byungchul@sk.com> · 2025-10-13
Re: [PATCH v17 28/47] dept: add documentation for dept · NeilBrown <hidden> · 2025-10-03
Re: [PATCH v17 28/47] dept: add documentation for dept · Byungchul Park <byungchul@sk.com> · 2025-10-13
Re: [PATCH v17 28/47] dept: add documentation for dept · NeilBrown <hidden> · 2025-10-14
Re: [PATCH v17 28/47] dept: add documentation for dept · Byungchul Park <byungchul@sk.com> · 2025-10-14
[PATCH v17 27/47] locking/lockdep: prevent various lockdep assertions when lockdep_off()'ed · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 30/47] fs/jbd2: use a weaker annotation in journal handling · Byungchul Park <byungchul@sk.com> · 2025-10-02
Re: [PATCH v17 30/47] fs/jbd2: use a weaker annotation in journal handling · Jan Kara <jack@suse.cz> · 2025-10-02
Re: [PATCH v17 30/47] fs/jbd2: use a weaker annotation in journal handling · Byungchul Park <byungchul@sk.com> · 2025-10-03
[PATCH v17 29/47] cpu/hotplug: use a weaker annotation in AP thread · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 32/47] dept: assign unique dept_key to each distinct dma fence caller · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 34/47] dept: make dept stop from working on debug_locks_off() · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 33/47] dept: make dept aware of lockdep_set_lock_cmp_fn() annotation · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 31/47] dept: assign dept map to mmu notifier invalidation synchronization · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 37/47] completion, dept: introduce init_completion_dmap() API · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 35/47] i2c: rename wait_for_completion callback to wait_for_completion_cb · Byungchul Park <byungchul@sk.com> · 2025-10-02
Re: [PATCH v17 35/47] i2c: rename wait_for_completion callback to wait_for_completion_cb · Wolfram Sang <wsa+renesas@sang-engineering.com> · 2025-10-04
Re: [PATCH v17 35/47] i2c: rename wait_for_completion callback to wait_for_completion_cb · Byungchul Park <byungchul@sk.com> · 2025-10-13
[PATCH v17 36/47] dept: assign unique dept_key to each distinct wait_for_completion() caller · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 39/47] dept: add module support for struct dept_event_site and dept_event_site_dep · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 40/47] dept: introduce event_site() to disable event tracking if it's recoverable · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 38/47] dept: introduce a new type of dependency tracking between multi event sites · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 41/47] dept: implement a basic unit test for dept · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 42/47] dept: call dept_hardirqs_off() in local_irq_*() regardless of irq state · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 43/47] rcu/update: fix same dept key collision between various types of RCU · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 45/47] dept: track PG_writeback with dept · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 44/47] dept: introduce APIs to set page usage and use subclasses_evt for the usage · Byungchul Park <byungchul@sk.com> · 2025-10-02
Re: [PATCH v17 44/47] dept: introduce APIs to set page usage and use subclasses_evt for the usage · Byungchul Park <byungchul@sk.com> · 2025-11-19
Re: [PATCH v17 44/47] dept: introduce APIs to set page usage and use subclasses_evt for the usage · Matthew Wilcox <willy@infradead.org> · 2025-11-19
Re: [PATCH v17 44/47] dept: introduce APIs to set page usage and use subclasses_evt for the usage · Byungchul Park <byungchul@sk.com> · 2025-11-20
Re: [PATCH v17 44/47] dept: introduce APIs to set page usage and use subclasses_evt for the usage · Byungchul Park <byungchul@sk.com> · 2025-11-20
Re: [PATCH v17 44/47] dept: introduce APIs to set page usage and use subclasses_evt for the usage · Byungchul Park <byungchul@sk.com> · 2025-11-20
Re: [PATCH v17 44/47] dept: introduce APIs to set page usage and use subclasses_evt for the usage · Byungchul Park <byungchul@sk.com> · 2025-12-01
[PATCH v17 47/47] mm: percpu: increase PERCPU_DYNAMIC_SIZE_SHIFT on DEPT and large PAGE_SIZE · Byungchul Park <byungchul@sk.com> · 2025-10-02
[PATCH v17 46/47] SUNRPC: relocate struct rcu_head to the first field of struct rpc_xprt · Byungchul Park <byungchul@sk.com> · 2025-10-02

Re: [PATCH v17 02/47] dept: implement DEPT(DEPendency Tracker)

From: Greg KH <gregkh@linuxfoundation.org>
Date: 2025-10-02 08:25:40
Also in: dri-devel, linux-arch, linux-block, linux-doc, linux-ext4, linux-fsdevel, linux-i2c, linux-ide, linux-media, linux-mm, linux-nfs, linux-rt-devel, lkml, netdev, rcu

quoted hunk ↗ jump to hunk

@@ -0,0 +1,446 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * DEPT(DEPendency Tracker) - runtime dependency tracker
+ *
+ * Started by Byungchul Park <max.byungchul.park@gmail.com>:
+ *
+ *  Copyright (c) 2020 LG Electronics, Inc., Byungchul Park
+ *  Copyright (c) 2024 SK hynix, Inc., Byungchul Park

Nit, it's now 2025 :)

thanks,

greg k-h

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