tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef _LINUX_SUSPEND_IOCTLS_H
2#define _LINUX_SUSPEND_IOCTLS_H
3
4/*
5 * This structure is used to pass the values needed for the identification
6 * of the resume swap area from a user space to the kernel via the
7 * SNAPSHOT_SET_SWAP_AREA ioctl
8 */
9struct resume_swap_area {
10 loff_t offset;
11 u_int32_t dev;
12} __attribute__((packed));
13
14#define SNAPSHOT_IOC_MAGIC '3'
15#define SNAPSHOT_FREEZE _IO(SNAPSHOT_IOC_MAGIC, 1)
16#define SNAPSHOT_UNFREEZE _IO(SNAPSHOT_IOC_MAGIC, 2)
17#define SNAPSHOT_ATOMIC_RESTORE _IO(SNAPSHOT_IOC_MAGIC, 4)
18#define SNAPSHOT_FREE _IO(SNAPSHOT_IOC_MAGIC, 5)
19#define SNAPSHOT_FREE_SWAP_PAGES _IO(SNAPSHOT_IOC_MAGIC, 9)
20#define SNAPSHOT_S2RAM _IO(SNAPSHOT_IOC_MAGIC, 11)
21#define SNAPSHOT_SET_SWAP_AREA _IOW(SNAPSHOT_IOC_MAGIC, 13, \
22 struct resume_swap_area)
23#define SNAPSHOT_GET_IMAGE_SIZE _IOR(SNAPSHOT_IOC_MAGIC, 14, loff_t)
24#define SNAPSHOT_PLATFORM_SUPPORT _IO(SNAPSHOT_IOC_MAGIC, 15)
25#define SNAPSHOT_POWER_OFF _IO(SNAPSHOT_IOC_MAGIC, 16)
26#define SNAPSHOT_CREATE_IMAGE _IOW(SNAPSHOT_IOC_MAGIC, 17, int)
27#define SNAPSHOT_PREF_IMAGE_SIZE _IO(SNAPSHOT_IOC_MAGIC, 18)
28#define SNAPSHOT_AVAIL_SWAP_SIZE _IOR(SNAPSHOT_IOC_MAGIC, 19, loff_t)
29#define SNAPSHOT_ALLOC_SWAP_PAGE _IOR(SNAPSHOT_IOC_MAGIC, 20, loff_t)
30#define SNAPSHOT_IOC_MAXNR 20
31
32#endif /* _LINUX_SUSPEND_IOCTLS_H */