projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 1965aae3 PA |
2 | #ifndef _ASM_X86_IA32_H |
| 3 | #define _ASM_X86_IA32_H | |
| 1da177e4 | 4 | |
| 1da177e4 LT |
5 | |
| 6 | #ifdef CONFIG_IA32_EMULATION | |
| 7 | ||
| 8 | #include <linux/compat.h> | |
| 9 | ||
| 10 | /* | |
| 11 | * 32 bit structures for IA32 support. | |
| 12 | */ | |
| 13 | ||
| decb4c41 | 14 | #include <uapi/asm/sigcontext.h> |
| 1da177e4 LT |
15 | |
| 16 | /* signal.h */ | |
| 1da177e4 | 17 | |
| 1da177e4 LT |
18 | struct ucontext_ia32 { |
| 19 | unsigned int uc_flags; | |
| 20 | unsigned int uc_link; | |
| 90268439 | 21 | compat_stack_t uc_stack; |
| 8fcb346b | 22 | struct sigcontext_32 uc_mcontext; |
| 1da177e4 LT |
23 | compat_sigset_t uc_sigmask; /* mask last for extensibility */ |
| 24 | }; | |
| 25 | ||
| 26 | /* This matches struct stat64 in glibc2.2, hence the absolutely | |
| 27 | * insane amounts of padding around dev_t's. | |
| 28 | */ | |
| 29 | struct stat64 { | |
| 30 | unsigned long long st_dev; | |
| 31 | unsigned char __pad0[4]; | |
| 32 | ||
| 33 | #define STAT64_HAS_BROKEN_ST_INO 1 | |
| 34 | unsigned int __st_ino; | |
| 35 | ||
| 36 | unsigned int st_mode; | |
| 37 | unsigned int st_nlink; | |
| 38 | ||
| 39 | unsigned int st_uid; | |
| 40 | unsigned int st_gid; | |
| 41 | ||
| 42 | unsigned long long st_rdev; | |
| 43 | unsigned char __pad3[4]; | |
| 44 | ||
| 45 | long long st_size; | |
| 46 | unsigned int st_blksize; | |
| 47 | ||
| 9bd73425 | 48 | long long st_blocks;/* Number 512-byte blocks allocated */ |
| 1da177e4 LT |
49 | |
| 50 | unsigned st_atime; | |
| 51 | unsigned st_atime_nsec; | |
| 52 | unsigned st_mtime; | |
| 53 | unsigned st_mtime_nsec; | |
| 54 | unsigned st_ctime; | |
| 55 | unsigned st_ctime_nsec; | |
| 56 | ||
| 57 | unsigned long long st_ino; | |
| 58 | } __attribute__((packed)); | |
| 59 | ||
| 1da177e4 LT |
60 | #define IA32_STACK_TOP IA32_PAGE_OFFSET |
| 61 | ||
| 62 | #ifdef __KERNEL__ | |
| ea0be473 AK |
63 | struct linux_binprm; |
| 64 | extern int ia32_setup_arg_pages(struct linux_binprm *bprm, | |
| 65 | unsigned long stack_top, int exec_stack); | |
| 8817210d AK |
66 | struct mm_struct; |
| 67 | extern void ia32_pick_mmap_layout(struct mm_struct *mm); | |
| ea0be473 | 68 | |
| 1da177e4 LT |
69 | #endif |
| 70 | ||
| 71 | #endif /* !CONFIG_IA32_SUPPORT */ | |
| 9bd73425 | 72 | |
| 1965aae3 | 73 | #endif /* _ASM_X86_IA32_H */ |