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docs: filesystems: replace to_dev() with kobj_to_dev()

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Commit a4232963757e ("driver-core: Move kobj_to_dev from genhd.h to device.h")
introduced kobj_to_dev() function.

Signed-off-by: Denis Efremov <efremov@linux.com>
Link: https://lore.kernel.org/r/20200830144135.6956-1-efremov@linux.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Denis Efremov 2020-08-30 17:41:35 +03:00 committed by Jonathan Corbet
parent cf92ec602a
commit e046de3d79
2 changed files with 2 additions and 4 deletions
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3
Documentation/filesystems/sysfs.rst
View File

@ -172,14 +172,13 @@ calls the associated methods.
To illustrate::
#define to_dev(obj) container_of(obj, struct device, kobj)
#define to_dev_attr(_attr) container_of(_attr, struct device_attribute, attr)
static ssize_t dev_attr_show(struct kobject *kobj, struct attribute *attr,
char *buf)
{
struct device_attribute *dev_attr = to_dev_attr(attr);
struct device *dev = to_dev(kobj);
struct device *dev = kobj_to_dev(kobj);
ssize_t ret = -EIO;
if (dev_attr->show)

3
Documentation/translations/zh_CN/filesystems/sysfs.txt
View File

@ -154,14 +154,13 @@ sysfs 会为这个类型调用适当的方法。当一个文件被读写时，
示例:
#define to_dev(obj) container_of(obj, struct device, kobj)
#define to_dev_attr(_attr) container_of(_attr, struct device_attribute, attr)
static ssize_t dev_attr_show(struct kobject *kobj, struct attribute *attr,
char *buf)
{
struct device_attribute *dev_attr = to_dev_attr(attr);
struct device *dev = to_dev(kobj);
struct device *dev = kobj_to_dev(kobj);
ssize_t ret = -EIO;
if (dev_attr->show)