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| author | Yangtao Li <tiny.windzz@gmail.com> | 2018-12-01 05:41:28 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-12-06 17:42:18 +0300 |
| commit | ddfa728ad1b1dbb4172ba65f3043d2d50c694f3d (patch) | |
| tree | d4a0e72620be4362fa0b5a04a881ee072e1d87fd /drivers/char/virtio_console.c | |
| parent | c13e0a5288195aadec1e53af7a48ea8dae971416 (diff) | |
| download | linux-ddfa728ad1b1dbb4172ba65f3043d2d50c694f3d.tar.xz | |
char: virtio: Change to use DEFINE_SHOW_ATTRIBUTE macro
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/char/virtio_console.c')
| -rw-r--r-- | drivers/char/virtio_console.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 5b5b5d72eab7..fbeb71953526 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1309,7 +1309,7 @@ static const struct attribute_group port_attribute_group = { .attrs = port_sysfs_entries, }; -static int debugfs_show(struct seq_file *s, void *data) +static int port_debugfs_show(struct seq_file *s, void *data) { struct port *port = s->private; @@ -1327,18 +1327,7 @@ static int debugfs_show(struct seq_file *s, void *data) return 0; } -static int debugfs_open(struct inode *inode, struct file *file) -{ - return single_open(file, debugfs_show, inode->i_private); -} - -static const struct file_operations port_debugfs_ops = { - .owner = THIS_MODULE, - .open = debugfs_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(port_debugfs); static void set_console_size(struct port *port, u16 rows, u16 cols) { @@ -1490,7 +1479,7 @@ static int add_port(struct ports_device *portdev, u32 id) port->debugfs_file = debugfs_create_file(debugfs_name, 0444, pdrvdata.debugfs_dir, port, - &port_debugfs_ops); + &port_debugfs_fops); } return 0; |