xref: /aosp_15_r20/external/kernel-headers/original/uapi/linux/kcmp.h (revision f80ad8b4341604f5951dab671d41019a6d7087ce)
1*f80ad8b4SAndroid Build Coastguard Worker /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*f80ad8b4SAndroid Build Coastguard Worker #ifndef _UAPI_LINUX_KCMP_H
3*f80ad8b4SAndroid Build Coastguard Worker #define _UAPI_LINUX_KCMP_H
4*f80ad8b4SAndroid Build Coastguard Worker 
5*f80ad8b4SAndroid Build Coastguard Worker #include <linux/types.h>
6*f80ad8b4SAndroid Build Coastguard Worker 
7*f80ad8b4SAndroid Build Coastguard Worker /* Comparison type */
8*f80ad8b4SAndroid Build Coastguard Worker enum kcmp_type {
9*f80ad8b4SAndroid Build Coastguard Worker 	KCMP_FILE,
10*f80ad8b4SAndroid Build Coastguard Worker 	KCMP_VM,
11*f80ad8b4SAndroid Build Coastguard Worker 	KCMP_FILES,
12*f80ad8b4SAndroid Build Coastguard Worker 	KCMP_FS,
13*f80ad8b4SAndroid Build Coastguard Worker 	KCMP_SIGHAND,
14*f80ad8b4SAndroid Build Coastguard Worker 	KCMP_IO,
15*f80ad8b4SAndroid Build Coastguard Worker 	KCMP_SYSVSEM,
16*f80ad8b4SAndroid Build Coastguard Worker 	KCMP_EPOLL_TFD,
17*f80ad8b4SAndroid Build Coastguard Worker 
18*f80ad8b4SAndroid Build Coastguard Worker 	KCMP_TYPES,
19*f80ad8b4SAndroid Build Coastguard Worker };
20*f80ad8b4SAndroid Build Coastguard Worker 
21*f80ad8b4SAndroid Build Coastguard Worker /* Slot for KCMP_EPOLL_TFD */
22*f80ad8b4SAndroid Build Coastguard Worker struct kcmp_epoll_slot {
23*f80ad8b4SAndroid Build Coastguard Worker 	__u32 efd;		/* epoll file descriptor */
24*f80ad8b4SAndroid Build Coastguard Worker 	__u32 tfd;		/* target file number */
25*f80ad8b4SAndroid Build Coastguard Worker 	__u32 toff;		/* target offset within same numbered sequence */
26*f80ad8b4SAndroid Build Coastguard Worker };
27*f80ad8b4SAndroid Build Coastguard Worker 
28*f80ad8b4SAndroid Build Coastguard Worker #endif /* _UAPI_LINUX_KCMP_H */
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