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| author | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2016-01-21 10:49:17 -0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-07 17:34:58 -0800 |
| commit | 8a0044846115e74552b671a7073cffeec14b9316 (patch) | |
| tree | a43b999297cce5ff753597cdd6a5f32bdc4321ff /drivers/staging | |
| parent | 27e3917ab996cfcf68d0261006bd3d116e969402 (diff) | |
| download | op-kernel-dev-8a0044846115e74552b671a7073cffeec14b9316.zip op-kernel-dev-8a0044846115e74552b671a7073cffeec14b9316.tar.gz | |
staging/android: create a 'sync' dir for debugfs information
Creates the 'sync' dir on debugfs root dir and move the 'sync' file
to sync/info. This is the preparation to add more debug info and control.
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/android/sync_debug.c | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/drivers/staging/android/sync_debug.c b/drivers/staging/android/sync_debug.c index c7ee98f..4dc6e03 100644 --- a/drivers/staging/android/sync_debug.c +++ b/drivers/staging/android/sync_debug.c @@ -15,6 +15,7 @@ */ #include <linux/debugfs.h> +#include <linux/module.h> #include <linux/export.h> #include <linux/file.h> #include <linux/fs.h> @@ -30,6 +31,8 @@ #ifdef CONFIG_DEBUG_FS +static struct dentry *dbgfs; + static LIST_HEAD(sync_timeline_list_head); static DEFINE_SPINLOCK(sync_timeline_list_lock); static LIST_HEAD(sync_fence_list_head); @@ -192,13 +195,13 @@ static int sync_debugfs_show(struct seq_file *s, void *unused) return 0; } -static int sync_debugfs_open(struct inode *inode, struct file *file) +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_debugfs_fops = { - .open = sync_debugfs_open, +static const struct file_operations sync_info_debugfs_fops = { + .open = sync_info_debugfs_open, .read = seq_read, .llseek = seq_lseek, .release = single_release, @@ -206,11 +209,21 @@ static const struct file_operations sync_debugfs_fops = { static __init int sync_debugfs_init(void) { - debugfs_create_file("sync", S_IRUGO, NULL, NULL, &sync_debugfs_fops); + dbgfs = debugfs_create_dir("sync", NULL); + + debugfs_create_file("info", 0444, dbgfs, NULL, &sync_info_debugfs_fops); + return 0; } late_initcall(sync_debugfs_init); +static __exit void sync_debugfs_exit(void) +{ + if (dbgfs) + debugfs_remove_recursive(dbgfs); +} +module_exit(sync_debugfs_exit); + #define DUMP_CHUNK 256 static char sync_dump_buf[64 * 1024]; void sync_dump(void) |
