Function report |
Source Code:block\ioctl.c |
Create Date:2022-07-28 17:16:24 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
home page | Tree |
Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:blkdev_pr_preempt
Proto:static int blkdev_pr_preempt(struct block_device *bdev, struct pr_preempt __user *arg, bool abort)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct block_device * | bdev | |
struct pr_preempt __user * | arg | |
bool | abort |
348 | If Not Check operation authority Then Return -EPERM |
350 | If Not ops || Not pr_preempt Then Return -EOPNOTSUPP |
352 | If copy_from_user( & p, arg, size of p ) Then Return -EFAULT |
355 | If flags Then Return -EOPNOTSUPP |
Name | Describe |
---|---|
blkdev_ioctl | always keep this in sync with compat_blkdev_ioctl() |
Source code conversion tool public plug-in interface | X |
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