Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/dma-buf/sync_debug.c b/drivers/dma-buf/sync_debug.c
index c4c8ecb..101394f 100644
--- a/drivers/dma-buf/sync_debug.c
+++ b/drivers/dma-buf/sync_debug.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Sync File validation framework and debug information
*
* Copyright (C) 2012 Google, Inc.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#include <linux/debugfs.h>
@@ -147,7 +138,7 @@
}
}
-static int sync_debugfs_show(struct seq_file *s, void *unused)
+static int sync_info_debugfs_show(struct seq_file *s, void *unused)
{
struct list_head *pos;
@@ -178,17 +169,7 @@
return 0;
}
-static int sync_info_debugfs_open(struct inode *inode, struct file *file)
-{
- return single_open(file, sync_debugfs_show, inode->i_private);
-}
-
-static const struct file_operations sync_info_debugfs_fops = {
- .open = sync_info_debugfs_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(sync_info_debugfs);
static __init int sync_debugfs_init(void)
{
@@ -207,29 +188,3 @@
return 0;
}
late_initcall(sync_debugfs_init);
-
-#define DUMP_CHUNK 256
-static char sync_dump_buf[64 * 1024];
-void sync_dump(void)
-{
- struct seq_file s = {
- .buf = sync_dump_buf,
- .size = sizeof(sync_dump_buf) - 1,
- };
- int i;
-
- sync_debugfs_show(&s, NULL);
-
- for (i = 0; i < s.count; i += DUMP_CHUNK) {
- if ((s.count - i) > DUMP_CHUNK) {
- char c = s.buf[i + DUMP_CHUNK];
-
- s.buf[i + DUMP_CHUNK] = 0;
- pr_cont("%s", s.buf + i);
- s.buf[i + DUMP_CHUNK] = c;
- } else {
- s.buf[s.count] = 0;
- pr_cont("%s", s.buf + i);
- }
- }
-}