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Groups > linux.kernel > #1410576

[PATCH 08/18] staging/android: remove size arg of sync_timeline_create()

From Gustavo Padovan <gustavo@padovan.org>
Newsgroups linux.kernel
Subject [PATCH 08/18] staging/android: remove size arg of sync_timeline_create()
Date 2016-05-31 22:10 +0200
Message-ID <rEY9b-7d9-1@gated-at.bofh.it> (permalink)
References <rEXZw-6Uz-27@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Gustavo Padovan <gustavo.padovan@collabora.co.uk>

After we removed sw_sync_timeline this arg has not been really used by
anyone, all its users pass the size of struct sync_timeline there.

So simplify this function but not requiring the size anymore.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
---
 drivers/staging/android/sync.c       | 7 ++-----
 drivers/staging/android/sync.h       | 7 ++-----
 drivers/staging/android/sync_debug.c | 2 +-
 3 files changed, 5 insertions(+), 11 deletions(-)

diff --git a/drivers/staging/android/sync.c b/drivers/staging/android/sync.c
index 442d808..c83a599 100644
--- a/drivers/staging/android/sync.c
+++ b/drivers/staging/android/sync.c
@@ -30,15 +30,12 @@
 
 static const struct fence_ops timeline_fence_ops;
 
-struct sync_timeline *sync_timeline_create(int size, const char *drv_name,
+struct sync_timeline *sync_timeline_create(const char *drv_name,
 					   const char *name)
 {
 	struct sync_timeline *obj;
 
-	if (size < sizeof(struct sync_timeline))
-		return NULL;
-
-	obj = kzalloc(size, GFP_KERNEL);
+	obj = kzalloc(sizeof(*obj), GFP_KERNEL);
 	if (!obj)
 		return NULL;
 
diff --git a/drivers/staging/android/sync.h b/drivers/staging/android/sync.h
index f003e97..f2fbf98 100644
--- a/drivers/staging/android/sync.h
+++ b/drivers/staging/android/sync.h
@@ -66,16 +66,13 @@ static inline struct sync_timeline *fence_parent(struct fence *fence)
 
 /**
  * sync_timeline_create() - creates a sync object
- * @size:	size to allocate for this obj
  * @drv_name:	sync_timeline driver name
  * @name:	sync_timeline name
  *
- * Creates a new sync_timeline. @size bytes will be allocated allowing
- * for implementation specific data to be kept after the generic
- * sync_timeline struct. Returns the sync_timeline object or NULL in
+ * Creates a new sync_timeline. Returns the sync_timeline object or NULL in
  * case of error.
  */
-struct sync_timeline *sync_timeline_create(int size, const char *drv_name,
+struct sync_timeline *sync_timeline_create(const char *drv_name,
 					   const char *name);
 
 /**
diff --git a/drivers/staging/android/sync_debug.c b/drivers/staging/android/sync_debug.c
index 6282046..cb0f888 100644
--- a/drivers/staging/android/sync_debug.c
+++ b/drivers/staging/android/sync_debug.c
@@ -218,7 +218,7 @@ static int sw_sync_debugfs_open(struct inode *inode, struct file *file)
 
 	get_task_comm(task_comm, current);
 
-	obj = sync_timeline_create(sizeof(*obj), "sw_sync", task_comm);
+	obj = sync_timeline_create("sw_sync", task_comm);
 	if (!obj)
 		return -ENOMEM;
 
-- 
2.5.5

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Thread

[PATCH 00/18] staging/android: clean up SW_SYNC Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:00 +0200
  [PATCH 08/18] staging/android: remove size arg of sync_timeline_create() Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 16/18] staging/android: remove drv_name from sync_timeline Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 04/18] staging/android: remove sw_sync_timeline and sw_sync_pt Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 17/18] staging/android: rename sync.h to sync_debug.h Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 05/18] staging/android: remove sw_sync.[ch] files Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 13/18] staging/android: make sw_ioctl info internal to sw_sync.c Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 10/18] staging/android: move sw_sync related code to sw_sync.c Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 12/18] staging/android: make sync_timeline internal to sw_sync Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 07/18] staging/android: remove unnecessary check for fence Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 09/18] staging/android: bring struct sync_pt back Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 14/18] staging/android: remove 'destroyed' member from struct sync_timeline Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 18/18] staging/android: add DEBUG_FS dependence on Kconfig Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 02/18] staging/android: remove .{fence,timeline}_value_str() from timeline_ops Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 01/18] staging/android: store last signaled value on sync timeline Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 11/18] staging/android: clean up #includes in the sync framework Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 15/18] staging/android: remove sync_timeline_destroy() Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 03/18] staging/android: remove struct sync_timeline_ops Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  [PATCH 06/18] staging/android: rename android_fence to timeline_fence Gustavo Padovan <gustavo@padovan.org> - 2016-05-31 22:10 +0200
  Re: [PATCH 00/18] staging/android: clean up SW_SYNC Gustavo Padovan <gustavo@padovan.org> - 2016-06-08 21:10 +0200
    Re: [PATCH 00/18] staging/android: clean up SW_SYNC Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-06-09 07:50 +0200
      Re: [PATCH 00/18] staging/android: clean up SW_SYNC Daniel Vetter <daniel@ffwll.ch> - 2016-06-09 10:30 +0200
        Re: [PATCH 00/18] staging/android: clean up SW_SYNC Sumit Semwal <sumit.semwal@linaro.org> - 2016-06-09 16:00 +0200

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