arch/parisc/include/asm/compat.h

Source file repositories/reference/linux-study-clean/arch/parisc/include/asm/compat.h

File Facts

System
Linux kernel
Corpus path
arch/parisc/include/asm/compat.h
Extension
.h
Size
3413 bytes
Lines
142
Domain
Architecture Layer
Bucket
arch/parisc
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

struct compat_stat {
	compat_dev_t		st_dev;	/* dev_t is 32 bits on parisc */
	compat_ino_t		st_ino;	/* 32 bits */
	compat_mode_t		st_mode;	/* 16 bits */
	compat_nlink_t  	st_nlink;	/* 16 bits */
	u16			st_reserved1;	/* old st_uid */
	u16			st_reserved2;	/* old st_gid */
	compat_dev_t		st_rdev;
	compat_off_t		st_size;
	old_time32_t		st_atime;
	u32			st_atime_nsec;
	old_time32_t		st_mtime;
	u32			st_mtime_nsec;
	old_time32_t		st_ctime;
	u32			st_ctime_nsec;
	s32			st_blksize;
	s32			st_blocks;
	u32			__unused1;	/* ACL stuff */
	compat_dev_t		__unused2;	/* network */
	compat_ino_t		__unused3;	/* network */
	u32			__unused4;	/* cnodes */
	u16			__unused5;	/* netsite */
	short			st_fstype;
	compat_dev_t		st_realdev;
	u16			st_basemode;
	u16			st_spareshort;
	__compat_uid32_t	st_uid;
	__compat_gid32_t	st_gid;
	u32			st_spare4[3];
};

struct compat_sigcontext {
	compat_int_t sc_flags;
	compat_int_t sc_gr[32]; /* PSW in sc_gr[0] */
	u64 sc_fr[32];
	compat_int_t sc_iasq[2];
	compat_int_t sc_iaoq[2];
	compat_int_t sc_sar; /* cr11 */
};

struct compat_ipc64_perm {
	compat_key_t key;
	__compat_uid_t uid;
	__compat_gid_t gid;
	__compat_uid_t cuid;
	__compat_gid_t cgid;
	unsigned short int __pad1;
	compat_mode_t mode;
	unsigned short int __pad2;
	unsigned short int seq;
	unsigned int __pad3;
	unsigned long __unused1;	/* yes they really are 64bit pads */
	unsigned long __unused2;
};

struct compat_semid64_ds {
	struct compat_ipc64_perm sem_perm;
	unsigned int sem_otime_high;
	unsigned int sem_otime;
	unsigned int sem_ctime_high;
	unsigned int sem_ctime;
	compat_ulong_t sem_nsems;
	compat_ulong_t __unused3;
	compat_ulong_t __unused4;
};

struct compat_msqid64_ds {
	struct compat_ipc64_perm msg_perm;
	unsigned int msg_stime_high;
	unsigned int msg_stime;
	unsigned int msg_rtime_high;
	unsigned int msg_rtime;
	unsigned int msg_ctime_high;
	unsigned int msg_ctime;
	compat_ulong_t msg_cbytes;
	compat_ulong_t msg_qnum;
	compat_ulong_t msg_qbytes;
	compat_pid_t msg_lspid;
	compat_pid_t msg_lrpid;
	compat_ulong_t __unused4;
	compat_ulong_t __unused5;
};

struct compat_shmid64_ds {
	struct compat_ipc64_perm shm_perm;
	unsigned int shm_atime_high;
	unsigned int shm_atime;
	unsigned int shm_dtime_high;
	unsigned int shm_dtime;
	unsigned int shm_ctime_high;

Annotation

Implementation Notes