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From: Byungchul Park <byungchul.park@lge.com>
To: torvalds@linux-foundation.org
Cc: damien.lemoal@opensource.wdc.com, linux-ide@vger.kernel.org,
	adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org,
	mingo@redhat.com, linux-kernel@vger.kernel.org,
	peterz@infradead.org, will@kernel.org, tglx@linutronix.de,
	rostedt@goodmis.org, joel@joelfernandes.org, sashal@kernel.org,
	daniel.vetter@ffwll.ch, chris@chris-wilson.co.uk,
	duyuyang@gmail.com, johannes.berg@intel.com, tj@kernel.org,
	tytso@mit.edu, willy@infradead.org, david@fromorbit.com,
	amir73il@gmail.com, bfields@fieldses.org,
	gregkh@linuxfoundation.org, kernel-team@lge.com,
	linux-mm@kvack.org, akpm@linux-foundation.org, mhocko@kernel.org,
	minchan@kernel.org, hannes@cmpxchg.org, vdavydov.dev@gmail.com,
	sj@kernel.org, jglisse@redhat.com, dennis@kernel.org,
	cl@linux.com, penberg@kernel.org, rientjes@google.com,
	vbabka@suse.cz, ngupta@vflare.org, linux-block@vger.kernel.org,
	paolo.valente@linaro.org, josef@toxicpanda.com,
	linux-fsdevel@vger.kernel.org, viro@zeniv.linux.org.uk,
	jack@suse.cz, jack@suse.com, jlayton@kernel.org,
	dan.j.williams@intel.com, hch@infradead.org, djwong@kernel.org,
	dri-devel@lists.freedesktop.org, airlied@linux.ie,
	rodrigosiqueiramelo@gmail.com, melissa.srw@gmail.com,
	hamohammed.sa@gmail.com
Subject: [PATCH v3 20/21] dept: Add nocheck version of init_completion()
Date: Mon, 28 Feb 2022 18:56:59 +0900	[thread overview]
Message-ID: <1646042220-28952-21-git-send-email-byungchul.park@lge.com> (raw)
In-Reply-To: <1646042220-28952-1-git-send-email-byungchul.park@lge.com>

For completions who don't want to get tracked by Dept, added
init_completion_nocheck() to disable Dept on it.

Signed-off-by: Byungchul Park <byungchul.park@lge.com>
---
 include/linux/completion.h | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/include/linux/completion.h b/include/linux/completion.h
index a1ad5a8..9bd3bc9 100644
--- a/include/linux/completion.h
+++ b/include/linux/completion.h
@@ -30,6 +30,7 @@ struct completion {
 };
 
 #ifdef CONFIG_DEPT
+#define dept_wfc_nocheck(m)			dept_map_nocheck(m)
 #define dept_wfc_init(m, k, s, n)		dept_map_init(m, k, s, n)
 #define dept_wfc_reinit(m)			dept_map_reinit(m)
 #define dept_wfc_wait(m, ip)						\
@@ -41,6 +42,7 @@ struct completion {
 #define dept_wfc_enter(m, ip)			dept_ecxt_enter(m, 1UL, ip, "completion_context_enter", "complete", 0)
 #define dept_wfc_exit(m, ip)			dept_ecxt_exit(m, ip)
 #else
+#define dept_wfc_nocheck(m)			do { } while (0)
 #define dept_wfc_init(m, k, s, n)		do { (void)(n); (void)(k); } while (0)
 #define dept_wfc_reinit(m)			do { } while (0)
 #define dept_wfc_wait(m, ip)			do { } while (0)
@@ -55,10 +57,11 @@ struct completion {
 #define WFC_DEPT_MAP_INIT(work)
 #endif
 
+#define init_completion_nocheck(x) __init_completion(x, NULL, #x, false)
 #define init_completion(x)					\
 	do {							\
 		static struct dept_key __dkey;			\
-		__init_completion(x, &__dkey, #x);		\
+		__init_completion(x, &__dkey, #x, true);	\
 	} while (0)
 
 #define init_completion_map(x, m) init_completion(x)
@@ -117,10 +120,15 @@ static inline void complete_release(struct completion *x) {}
  */
 static inline void __init_completion(struct completion *x,
 				     struct dept_key *dkey,
-				     const char *name)
+				     const char *name, bool check)
 {
 	x->done = 0;
-	dept_wfc_init(&x->dmap, dkey, 0, name);
+
+	if (check)
+		dept_wfc_init(&x->dmap, dkey, 0, name);
+	else
+		dept_wfc_nocheck(&x->dmap);
+
 	init_swait_queue_head(&x->wait);
 }
 
-- 
1.9.1


WARNING: multiple messages have this Message-ID (diff)
From: Byungchul Park <byungchul.park@lge.com>
To: torvalds@linux-foundation.org
Cc: hamohammed.sa@gmail.com, jack@suse.cz, peterz@infradead.org,
	daniel.vetter@ffwll.ch, amir73il@gmail.com, david@fromorbit.com,
	dri-devel@lists.freedesktop.org, chris@chris-wilson.co.uk,
	bfields@fieldses.org, linux-ide@vger.kernel.org,
	adilger.kernel@dilger.ca, joel@joelfernandes.org, cl@linux.com,
	will@kernel.org, duyuyang@gmail.com, sashal@kernel.org,
	paolo.valente@linaro.org, damien.lemoal@opensource.wdc.com,
	willy@infradead.org, hch@infradead.org, airlied@linux.ie,
	mingo@redhat.com, djwong@kernel.org, vdavydov.dev@gmail.com,
	rientjes@google.com, dennis@kernel.org,
	linux-ext4@vger.kernel.org, linux-mm@kvack.org,
	ngupta@vflare.org, johannes.berg@intel.com, jack@suse.com,
	dan.j.williams@intel.com, josef@toxicpanda.com,
	rostedt@goodmis.org, linux-block@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, jglisse@redhat.com,
	viro@zeniv.linux.org.uk, tglx@linutronix.de, mhocko@kernel.org,
	vbabka@suse.cz, melissa.srw@gmail.com, sj@kernel.org,
	tytso@mit.edu, rodrigosiqueiramelo@gmail.com,
	kernel-team@lge.com, gregkh@linuxfoundation.org,
	jlayton@kernel.org, linux-kernel@vger.kernel.org,
	penberg@kernel.org, minchan@kernel.org, hannes@cmpxchg.org,
	tj@kernel.org, akpm@linux-foundation.org
Subject: [PATCH v3 20/21] dept: Add nocheck version of init_completion()
Date: Mon, 28 Feb 2022 18:56:59 +0900	[thread overview]
Message-ID: <1646042220-28952-21-git-send-email-byungchul.park@lge.com> (raw)
In-Reply-To: <1646042220-28952-1-git-send-email-byungchul.park@lge.com>

For completions who don't want to get tracked by Dept, added
init_completion_nocheck() to disable Dept on it.

Signed-off-by: Byungchul Park <byungchul.park@lge.com>
---
 include/linux/completion.h | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/include/linux/completion.h b/include/linux/completion.h
index a1ad5a8..9bd3bc9 100644
--- a/include/linux/completion.h
+++ b/include/linux/completion.h
@@ -30,6 +30,7 @@ struct completion {
 };
 
 #ifdef CONFIG_DEPT
+#define dept_wfc_nocheck(m)			dept_map_nocheck(m)
 #define dept_wfc_init(m, k, s, n)		dept_map_init(m, k, s, n)
 #define dept_wfc_reinit(m)			dept_map_reinit(m)
 #define dept_wfc_wait(m, ip)						\
@@ -41,6 +42,7 @@ struct completion {
 #define dept_wfc_enter(m, ip)			dept_ecxt_enter(m, 1UL, ip, "completion_context_enter", "complete", 0)
 #define dept_wfc_exit(m, ip)			dept_ecxt_exit(m, ip)
 #else
+#define dept_wfc_nocheck(m)			do { } while (0)
 #define dept_wfc_init(m, k, s, n)		do { (void)(n); (void)(k); } while (0)
 #define dept_wfc_reinit(m)			do { } while (0)
 #define dept_wfc_wait(m, ip)			do { } while (0)
@@ -55,10 +57,11 @@ struct completion {
 #define WFC_DEPT_MAP_INIT(work)
 #endif
 
+#define init_completion_nocheck(x) __init_completion(x, NULL, #x, false)
 #define init_completion(x)					\
 	do {							\
 		static struct dept_key __dkey;			\
-		__init_completion(x, &__dkey, #x);		\
+		__init_completion(x, &__dkey, #x, true);	\
 	} while (0)
 
 #define init_completion_map(x, m) init_completion(x)
@@ -117,10 +120,15 @@ static inline void complete_release(struct completion *x) {}
  */
 static inline void __init_completion(struct completion *x,
 				     struct dept_key *dkey,
-				     const char *name)
+				     const char *name, bool check)
 {
 	x->done = 0;
-	dept_wfc_init(&x->dmap, dkey, 0, name);
+
+	if (check)
+		dept_wfc_init(&x->dmap, dkey, 0, name);
+	else
+		dept_wfc_nocheck(&x->dmap);
+
 	init_swait_queue_head(&x->wait);
 }
 
-- 
1.9.1


  parent reply	other threads:[~2022-02-28  9:57 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-28  9:56 [PATCH v3 00/21] DEPT(Dependency Tracker) Byungchul Park
2022-02-28  9:56 ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 01/21] llist: Move llist_{head,node} definition to types.h Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 02/21] dept: Implement Dept(Dependency Tracker) Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 03/21] dept: Embed Dept data in Lockdep Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 04/21] dept: Add a API for skipping dependency check temporarily Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 05/21] dept: Apply Dept to spinlock Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 06/21] dept: Apply Dept to mutex families Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 07/21] dept: Apply Dept to rwlock Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 08/21] dept: Apply Dept to wait_for_completion()/complete() Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 09/21] dept: Apply Dept to seqlock Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 10/21] dept: Apply Dept to rwsem Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 11/21] dept: Add proc knobs to show stats and dependency graph Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 12/21] dept: Introduce split map concept and new APIs for them Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 13/21] dept: Apply Dept to wait/event of PG_{locked,writeback} Byungchul Park
2022-02-28  9:56   ` [PATCH v3 13/21] dept: Apply Dept to wait/event of PG_{locked, writeback} Byungchul Park
2022-02-28  9:56 ` [PATCH v3 14/21] dept: Apply SDT to swait Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 15/21] dept: Apply SDT to wait(waitqueue) Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 16/21] locking/lockdep, cpu/hotplus: Use a weaker annotation in AP thread Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 17/21] dept: Distinguish each syscall context from another Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 18/21] dept: Distinguish each work " Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` [PATCH v3 19/21] dept: Disable Dept within the wait_bit layer by default Byungchul Park
2022-02-28  9:56   ` Byungchul Park
2022-02-28  9:56 ` Byungchul Park [this message]
2022-02-28  9:56   ` [PATCH v3 20/21] dept: Add nocheck version of init_completion() Byungchul Park
2022-02-28  9:57 ` [PATCH v3 21/21] dept: Disable Dept on struct crypto_larval's completion for now Byungchul Park
2022-02-28  9:57   ` Byungchul Park
2022-03-02  4:36 ` [PATCH v3 00/21] DEPT(Dependency Tracker) Hyeonggon Yoo
2022-03-02  4:36   ` Hyeonggon Yoo
2022-03-02  4:53   ` Hyeonggon Yoo
2022-03-02  4:53     ` Hyeonggon Yoo
2022-03-03  0:18     ` Byungchul Park
2022-03-03  0:18       ` Byungchul Park
2022-03-03  8:03       ` Hyeonggon Yoo
2022-03-03  8:03         ` Hyeonggon Yoo
2022-03-03  9:48         ` Byungchul Park
2022-03-03  9:48           ` Byungchul Park
2022-03-03 12:38           ` Hyeonggon Yoo
2022-03-03 12:38             ` Hyeonggon Yoo
2022-03-04  0:28             ` Byungchul Park
2022-03-04  0:28               ` Byungchul Park
2022-03-03  2:22   ` Byungchul Park
2022-03-03  2:22     ` Byungchul Park

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