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Commit b4fe19f7 authored by Linus Torvalds's avatar Linus Torvalds
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Merge tag 'arm64-uapi' of git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-aarch64

Pull arm64 uapi disintegration from Catalin Marinas:
 "UAPI headers for arm64 together with some clean-up to make it
  possible:
   - Do not export the COMPAT_* definitions to user
   - Simplify the compat unistd32.h definitions and remove the
     __SYSCALL_COMPAT guard
   - Disintegrate the arch/arm64/include/asm/* headers"

* tag 'arm64-uapi' of git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-aarch64:
  UAPI: (Scripted) Disintegrate arch/arm64/include/asm
  arm64: Do not export the compat-specific definitions to the user
  arm64: Do not include asm/unistd32.h in asm/unistd.h
  arm64: Remove unused definitions from asm/unistd32.h
parents ff69497a 48b3b321
No related merge requests found
/*
* Copyright (C) 2012 ARM Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <asm-generic/unistd.h>
......@@ -26,6 +26,7 @@
#include <asm/errno.h>
#include <asm/thread_info.h>
#include <asm/unistd.h>
#include <asm/unistd32.h>
/*
* Bad Abort numbers
......
......@@ -823,11 +823,11 @@ static int compat_ptrace_read_user(struct task_struct *tsk, compat_ulong_t off,
if (off & 3)
return -EIO;
if (off == PT_TEXT_ADDR)
if (off == COMPAT_PT_TEXT_ADDR)
tmp = tsk->mm->start_code;
else if (off == PT_DATA_ADDR)
else if (off == COMPAT_PT_DATA_ADDR)
tmp = tsk->mm->start_data;
else if (off == PT_TEXT_END_ADDR)
else if (off == COMPAT_PT_TEXT_END_ADDR)
tmp = tsk->mm->end_code;
else if (off < sizeof(compat_elf_gregset_t))
return copy_regset_to_user(tsk, &user_aarch32_view,
......
......@@ -18,8 +18,6 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define __SYSCALL_COMPAT
#include <linux/compat.h>
#include <linux/signal.h>
#include <linux/syscalls.h>
......@@ -28,7 +26,7 @@
#include <asm/fpsimd.h>
#include <asm/signal32.h>
#include <asm/uaccess.h>
#include <asm/unistd.h>
#include <asm/unistd32.h>
struct compat_sigaction {
compat_uptr_t sa_handler;
......@@ -126,19 +124,19 @@ struct compat_rt_sigframe {
* For ARM syscalls, the syscall number has to be loaded into r7.
* We do not support an OABI userspace.
*/
#define MOV_R7_NR_SIGRETURN (0xe3a07000 | __NR_sigreturn)
#define SVC_SYS_SIGRETURN (0xef000000 | __NR_sigreturn)
#define MOV_R7_NR_RT_SIGRETURN (0xe3a07000 | __NR_rt_sigreturn)
#define SVC_SYS_RT_SIGRETURN (0xef000000 | __NR_rt_sigreturn)
#define MOV_R7_NR_SIGRETURN (0xe3a07000 | __NR_compat_sigreturn)
#define SVC_SYS_SIGRETURN (0xef000000 | __NR_compat_sigreturn)
#define MOV_R7_NR_RT_SIGRETURN (0xe3a07000 | __NR_compat_rt_sigreturn)
#define SVC_SYS_RT_SIGRETURN (0xef000000 | __NR_compat_rt_sigreturn)
/*
* For Thumb syscalls, we also pass the syscall number via r7. We therefore
* need two 16-bit instructions.
*/
#define SVC_THUMB_SIGRETURN (((0xdf00 | __NR_sigreturn) << 16) | \
0x2700 | __NR_sigreturn)
#define SVC_THUMB_RT_SIGRETURN (((0xdf00 | __NR_rt_sigreturn) << 16) | \
0x2700 | __NR_rt_sigreturn)
#define SVC_THUMB_SIGRETURN (((0xdf00 | __NR_compat_sigreturn) << 16) | \
0x2700 | __NR_compat_sigreturn)
#define SVC_THUMB_RT_SIGRETURN (((0xdf00 | __NR_compat_rt_sigreturn) << 16) | \
0x2700 | __NR_compat_rt_sigreturn)
const compat_ulong_t aarch32_sigret_code[6] = {
/*
......@@ -819,5 +817,5 @@ asmlinkage int compat_sys_rt_sigqueueinfo(int pid, int sig,
void compat_setup_restart_syscall(struct pt_regs *regs)
{
regs->regs[7] = __NR_restart_syscall;
regs->regs[7] = __NR_compat_restart_syscall;
}
......@@ -147,136 +147,12 @@ compat_sys_fanotify_mark_wrapper:
b sys_fanotify_mark
ENDPROC(compat_sys_fanotify_mark_wrapper)
/*
* Use the compat system call wrappers.
*/
#define sys_fork compat_sys_fork_wrapper
#define sys_open compat_sys_open
#define sys_execve compat_sys_execve_wrapper
#define sys_lseek compat_sys_lseek_wrapper
#define sys_mount compat_sys_mount
#define sys_ptrace compat_sys_ptrace
#define sys_times compat_sys_times
#define sys_ioctl compat_sys_ioctl
#define sys_fcntl compat_sys_fcntl
#define sys_ustat compat_sys_ustat
#define sys_sigaction compat_sys_sigaction
#define sys_sigsuspend compat_sys_sigsuspend
#define sys_sigpending compat_sys_sigpending
#define sys_setrlimit compat_sys_setrlimit
#define sys_getrusage compat_sys_getrusage
#define sys_gettimeofday compat_sys_gettimeofday
#define sys_settimeofday compat_sys_settimeofday
#define sys_statfs compat_sys_statfs
#define sys_fstatfs compat_sys_fstatfs
#define sys_setitimer compat_sys_setitimer
#define sys_getitimer compat_sys_getitimer
#define sys_newstat compat_sys_newstat
#define sys_newlstat compat_sys_newlstat
#define sys_newfstat compat_sys_newfstat
#define sys_wait4 compat_sys_wait4
#define sys_sysinfo compat_sys_sysinfo
#define sys_sigreturn compat_sys_sigreturn_wrapper
#define sys_clone compat_sys_clone_wrapper
#define sys_adjtimex compat_sys_adjtimex
#define sys_sigprocmask compat_sys_sigprocmask
#define sys_getdents compat_sys_getdents
#define sys_select compat_sys_select
#define sys_readv compat_sys_readv
#define sys_writev compat_sys_writev
#define sys_sysctl compat_sys_sysctl
#define sys_sched_rr_get_interval compat_sys_sched_rr_get_interval
#define sys_nanosleep compat_sys_nanosleep
#define sys_rt_sigreturn compat_sys_rt_sigreturn_wrapper
#define sys_rt_sigaction compat_sys_rt_sigaction
#define sys_rt_sigprocmask compat_sys_rt_sigprocmask
#define sys_rt_sigpending compat_sys_rt_sigpending
#define sys_rt_sigtimedwait compat_sys_rt_sigtimedwait
#define sys_rt_sigqueueinfo compat_sys_rt_sigqueueinfo
#define sys_rt_sigsuspend compat_sys_rt_sigsuspend
#define sys_pread64 compat_sys_pread64_wrapper
#define sys_pwrite64 compat_sys_pwrite64_wrapper
#define sys_sigaltstack compat_sys_sigaltstack_wrapper
#define sys_sendfile compat_sys_sendfile
#define sys_vfork compat_sys_vfork_wrapper
#define sys_getrlimit compat_sys_getrlimit
#define sys_mmap2 sys_mmap_pgoff
#define sys_truncate64 compat_sys_truncate64_wrapper
#define sys_ftruncate64 compat_sys_ftruncate64_wrapper
#define sys_getdents64 compat_sys_getdents64
#define sys_fcntl64 compat_sys_fcntl64
#define sys_readahead compat_sys_readahead_wrapper
#define sys_futex compat_sys_futex
#define sys_sched_setaffinity compat_sys_sched_setaffinity
#define sys_sched_getaffinity compat_sys_sched_getaffinity
#define sys_io_setup compat_sys_io_setup
#define sys_io_getevents compat_sys_io_getevents
#define sys_io_submit compat_sys_io_submit
#define sys_lookup_dcookie compat_sys_lookup_dcookie
#define sys_timer_create compat_sys_timer_create
#define sys_timer_settime compat_sys_timer_settime
#define sys_timer_gettime compat_sys_timer_gettime
#define sys_clock_settime compat_sys_clock_settime
#define sys_clock_gettime compat_sys_clock_gettime
#define sys_clock_getres compat_sys_clock_getres
#define sys_clock_nanosleep compat_sys_clock_nanosleep
#define sys_statfs64 compat_sys_statfs64_wrapper
#define sys_fstatfs64 compat_sys_fstatfs64_wrapper
#define sys_utimes compat_sys_utimes
#define sys_fadvise64_64 compat_sys_fadvise64_64_wrapper
#define sys_mq_open compat_sys_mq_open
#define sys_mq_timedsend compat_sys_mq_timedsend
#define sys_mq_timedreceive compat_sys_mq_timedreceive
#define sys_mq_notify compat_sys_mq_notify
#define sys_mq_getsetattr compat_sys_mq_getsetattr
#define sys_waitid compat_sys_waitid
#define sys_recv compat_sys_recv
#define sys_recvfrom compat_sys_recvfrom
#define sys_setsockopt compat_sys_setsockopt
#define sys_getsockopt compat_sys_getsockopt
#define sys_sendmsg compat_sys_sendmsg
#define sys_recvmsg compat_sys_recvmsg
#define sys_semctl compat_sys_semctl
#define sys_msgsnd compat_sys_msgsnd
#define sys_msgrcv compat_sys_msgrcv
#define sys_msgctl compat_sys_msgctl
#define sys_shmat compat_sys_shmat
#define sys_shmctl compat_sys_shmctl
#define sys_keyctl compat_sys_keyctl
#define sys_semtimedop compat_sys_semtimedop
#define sys_mbind compat_sys_mbind
#define sys_get_mempolicy compat_sys_get_mempolicy
#define sys_set_mempolicy compat_sys_set_mempolicy
#define sys_openat compat_sys_openat
#define sys_futimesat compat_sys_futimesat
#define sys_pselect6 compat_sys_pselect6
#define sys_ppoll compat_sys_ppoll
#define sys_set_robust_list compat_sys_set_robust_list
#define sys_get_robust_list compat_sys_get_robust_list
#define sys_sync_file_range2 compat_sys_sync_file_range2_wrapper
#define sys_vmsplice compat_sys_vmsplice
#define sys_move_pages compat_sys_move_pages
#define sys_epoll_pwait compat_sys_epoll_pwait
#define sys_kexec_load compat_sys_kexec_load
#define sys_utimensat compat_sys_utimensat
#define sys_signalfd compat_sys_signalfd
#define sys_fallocate compat_sys_fallocate_wrapper
#define sys_timerfd_settime compat_sys_timerfd_settime
#define sys_timerfd_gettime compat_sys_timerfd_gettime
#define sys_signalfd4 compat_sys_signalfd4
#define sys_preadv compat_sys_preadv
#define sys_pwritev compat_sys_pwritev
#define sys_rt_tgsigqueueinfo compat_sys_rt_tgsigqueueinfo
#define sys_recvmmsg compat_sys_recvmmsg
#define sys_fanotify_mark compat_sys_fanotify_mark_wrapper
#undef __SYSCALL
#define __SYSCALL(x, y) .quad y // x
#define __SYSCALL_COMPAT
/*
* The system calls table must be 4KB aligned.
*/
.align 12
ENTRY(compat_sys_call_table)
#include <asm/unistd.h>
#include <asm/unistd32.h>
......@@ -18,8 +18,6 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define __SYSCALL_COMPAT
#include <linux/compat.h>
#include <linux/personality.h>
#include <linux/sched.h>
......@@ -28,7 +26,7 @@
#include <linux/uaccess.h>
#include <asm/cacheflush.h>
#include <asm/unistd.h>
#include <asm/unistd32.h>
asmlinkage int compat_sys_fork(struct pt_regs *regs)
{
......
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