%PDF- %PDF-
Direktori : /proc/thread-self/root/usr/src/linux-headers-5.15.0-43/include/linux/ |
Current File : //proc/thread-self/root/usr/src/linux-headers-5.15.0-43/include/linux/falloc.h |
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _FALLOC_H_ #define _FALLOC_H_ #include <uapi/linux/falloc.h> /* * Space reservation ioctls and argument structure * are designed to be compatible with the legacy XFS ioctls. */ struct space_resv { __s16 l_type; __s16 l_whence; __s64 l_start; __s64 l_len; /* len == 0 means until end of file */ __s32 l_sysid; __u32 l_pid; __s32 l_pad[4]; /* reserved area */ }; #define FS_IOC_RESVSP _IOW('X', 40, struct space_resv) #define FS_IOC_UNRESVSP _IOW('X', 41, struct space_resv) #define FS_IOC_RESVSP64 _IOW('X', 42, struct space_resv) #define FS_IOC_UNRESVSP64 _IOW('X', 43, struct space_resv) #define FS_IOC_ZERO_RANGE _IOW('X', 57, struct space_resv) #define FALLOC_FL_SUPPORTED_MASK (FALLOC_FL_KEEP_SIZE | \ FALLOC_FL_PUNCH_HOLE | \ FALLOC_FL_COLLAPSE_RANGE | \ FALLOC_FL_ZERO_RANGE | \ FALLOC_FL_INSERT_RANGE | \ FALLOC_FL_UNSHARE_RANGE) /* on ia32 l_start is on a 32-bit boundary */ #if defined(CONFIG_X86_64) struct space_resv_32 { __s16 l_type; __s16 l_whence; __s64 l_start __attribute__((packed)); /* len == 0 means until end of file */ __s64 l_len __attribute__((packed)); __s32 l_sysid; __u32 l_pid; __s32 l_pad[4]; /* reserve area */ }; #define FS_IOC_RESVSP_32 _IOW ('X', 40, struct space_resv_32) #define FS_IOC_UNRESVSP_32 _IOW ('X', 41, struct space_resv_32) #define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32) #define FS_IOC_UNRESVSP64_32 _IOW ('X', 43, struct space_resv_32) #define FS_IOC_ZERO_RANGE_32 _IOW ('X', 57, struct space_resv_32) #endif #endif /* _FALLOC_H_ */