xref: /aosp_15_r20/prebuilts/build-tools/sysroots/arm-unknown-linux-musleabihf/include/linux/pr.h (revision cda5da8d549138a6648c5ee6d7a49cf8f4a657be) 
1*cda5da8dSAndroid Build Coastguard Worker /*
2*cda5da8dSAndroid Build Coastguard Worker  * This file is auto-generated. Modifications will be lost.
3*cda5da8dSAndroid Build Coastguard Worker  *
4*cda5da8dSAndroid Build Coastguard Worker  * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/
5*cda5da8dSAndroid Build Coastguard Worker  * for more information.
6*cda5da8dSAndroid Build Coastguard Worker  */
7*cda5da8dSAndroid Build Coastguard Worker #ifndef _UAPI_PR_H
8*cda5da8dSAndroid Build Coastguard Worker #define _UAPI_PR_H
9*cda5da8dSAndroid Build Coastguard Worker #include <linux/types.h>
10*cda5da8dSAndroid Build Coastguard Worker enum pr_status {
11*cda5da8dSAndroid Build Coastguard Worker   PR_STS_SUCCESS = 0x0,
12*cda5da8dSAndroid Build Coastguard Worker   PR_STS_IOERR = 0x2,
13*cda5da8dSAndroid Build Coastguard Worker   PR_STS_RESERVATION_CONFLICT = 0x18,
14*cda5da8dSAndroid Build Coastguard Worker   PR_STS_RETRY_PATH_FAILURE = 0xe0000,
15*cda5da8dSAndroid Build Coastguard Worker   PR_STS_PATH_FAST_FAILED = 0xf0000,
16*cda5da8dSAndroid Build Coastguard Worker   PR_STS_PATH_FAILED = 0x10000,
17*cda5da8dSAndroid Build Coastguard Worker };
18*cda5da8dSAndroid Build Coastguard Worker enum pr_type {
19*cda5da8dSAndroid Build Coastguard Worker   PR_WRITE_EXCLUSIVE = 1,
20*cda5da8dSAndroid Build Coastguard Worker   PR_EXCLUSIVE_ACCESS = 2,
21*cda5da8dSAndroid Build Coastguard Worker   PR_WRITE_EXCLUSIVE_REG_ONLY = 3,
22*cda5da8dSAndroid Build Coastguard Worker   PR_EXCLUSIVE_ACCESS_REG_ONLY = 4,
23*cda5da8dSAndroid Build Coastguard Worker   PR_WRITE_EXCLUSIVE_ALL_REGS = 5,
24*cda5da8dSAndroid Build Coastguard Worker   PR_EXCLUSIVE_ACCESS_ALL_REGS = 6,
25*cda5da8dSAndroid Build Coastguard Worker };
26*cda5da8dSAndroid Build Coastguard Worker struct pr_reservation {
27*cda5da8dSAndroid Build Coastguard Worker   __u64 key;
28*cda5da8dSAndroid Build Coastguard Worker   __u32 type;
29*cda5da8dSAndroid Build Coastguard Worker   __u32 flags;
30*cda5da8dSAndroid Build Coastguard Worker };
31*cda5da8dSAndroid Build Coastguard Worker struct pr_registration {
32*cda5da8dSAndroid Build Coastguard Worker   __u64 old_key;
33*cda5da8dSAndroid Build Coastguard Worker   __u64 new_key;
34*cda5da8dSAndroid Build Coastguard Worker   __u32 flags;
35*cda5da8dSAndroid Build Coastguard Worker   __u32 __pad;
36*cda5da8dSAndroid Build Coastguard Worker };
37*cda5da8dSAndroid Build Coastguard Worker struct pr_preempt {
38*cda5da8dSAndroid Build Coastguard Worker   __u64 old_key;
39*cda5da8dSAndroid Build Coastguard Worker   __u64 new_key;
40*cda5da8dSAndroid Build Coastguard Worker   __u32 type;
41*cda5da8dSAndroid Build Coastguard Worker   __u32 flags;
42*cda5da8dSAndroid Build Coastguard Worker };
43*cda5da8dSAndroid Build Coastguard Worker struct pr_clear {
44*cda5da8dSAndroid Build Coastguard Worker   __u64 key;
45*cda5da8dSAndroid Build Coastguard Worker   __u32 flags;
46*cda5da8dSAndroid Build Coastguard Worker   __u32 __pad;
47*cda5da8dSAndroid Build Coastguard Worker };
48*cda5da8dSAndroid Build Coastguard Worker #define PR_FL_IGNORE_KEY (1 << 0)
49*cda5da8dSAndroid Build Coastguard Worker #define IOC_PR_REGISTER _IOW('p', 200, struct pr_registration)
50*cda5da8dSAndroid Build Coastguard Worker #define IOC_PR_RESERVE _IOW('p', 201, struct pr_reservation)
51*cda5da8dSAndroid Build Coastguard Worker #define IOC_PR_RELEASE _IOW('p', 202, struct pr_reservation)
52*cda5da8dSAndroid Build Coastguard Worker #define IOC_PR_PREEMPT _IOW('p', 203, struct pr_preempt)
53*cda5da8dSAndroid Build Coastguard Worker #define IOC_PR_PREEMPT_ABORT _IOW('p', 204, struct pr_preempt)
54*cda5da8dSAndroid Build Coastguard Worker #define IOC_PR_CLEAR _IOW('p', 205, struct pr_clear)
55*cda5da8dSAndroid Build Coastguard Worker #endif
56