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[ARM] 3110/5: old ABI compat: multi-ABI syscall entry support

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Patch from Nicolas Pitre

This patch adds the required code to support both user space ABIs at
the same time. A second syscall table is created to include legacy ABI
syscalls that need an ABI compat wrapper.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Nicolas Pitre
2006-01-14 16:36:12 +00:00
committed by Russell King
parent 687ad01914
commit dd35afc22b
4 changed files with 110 additions and 42 deletions
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55
arch/arm/kernel/calls.S
View File

@@ -13,7 +13,7 @@
#define NR_syscalls 328
#else
__syscall_start:
100:
/* 0 */ .long sys_restart_syscall
.long sys_exit
.long sys_fork_wrapper
@@ -27,7 +27,7 @@ __syscall_start:
/* 10 */ .long sys_unlink
.long sys_execve_wrapper
.long sys_chdir
.long sys_time /* used by libc4 */
.long OBSOLETE(sys_time) /* used by libc4 */
.long sys_mknod
/* 15 */ .long sys_chmod
.long sys_lchown16
@@ -36,15 +36,15 @@ __syscall_start:
.long sys_lseek
/* 20 */ .long sys_getpid
.long sys_mount
.long sys_oldumount /* used by libc4 */
.long OBSOLETE(sys_oldumount) /* used by libc4 */
.long sys_setuid16
.long sys_getuid16
/* 25 */ .long sys_stime
/* 25 */ .long OBSOLETE(sys_stime)
.long sys_ptrace
.long sys_alarm /* used by libc4 */
.long OBSOLETE(sys_alarm) /* used by libc4 */
.long sys_ni_syscall /* was sys_fstat */
.long sys_pause
/* 30 */ .long sys_utime /* used by libc4 */
/* 30 */ .long OBSOLETE(sys_utime) /* used by libc4 */
.long sys_ni_syscall /* was sys_stty */
.long sys_ni_syscall /* was sys_getty */
.long sys_access
@@ -90,21 +90,21 @@ __syscall_start:
.long sys_sigpending
.long sys_sethostname
/* 75 */ .long sys_setrlimit
.long sys_old_getrlimit /* used by libc4 */
.long OBSOLETE(sys_old_getrlimit) /* used by libc4 */
.long sys_getrusage
.long sys_gettimeofday
.long sys_settimeofday
/* 80 */ .long sys_getgroups16
.long sys_setgroups16
.long old_select /* used by libc4 */
.long OBSOLETE(old_select) /* used by libc4 */
.long sys_symlink
.long sys_ni_syscall /* was sys_lstat */
/* 85 */ .long sys_readlink
.long sys_uselib
.long sys_swapon
.long sys_reboot
.long old_readdir /* used by libc4 */
/* 90 */ .long old_mmap /* used by libc4 */
.long OBSOLETE(old_readdir) /* used by libc4 */
/* 90 */ .long OBSOLETE(old_mmap) /* used by libc4 */
.long sys_munmap
.long sys_truncate
.long sys_ftruncate
@@ -116,7 +116,7 @@ __syscall_start:
.long sys_statfs
/* 100 */ .long sys_fstatfs
.long sys_ni_syscall
.long sys_socketcall
.long OBSOLETE(sys_socketcall)
.long sys_syslog
.long sys_setitimer
/* 105 */ .long sys_getitimer
@@ -127,11 +127,11 @@ __syscall_start:
/* 110 */ .long sys_ni_syscall /* was sys_iopl */
.long sys_vhangup
.long sys_ni_syscall
.long sys_syscall /* call a syscall */
.long OBSOLETE(sys_syscall) /* call a syscall */
.long sys_wait4
/* 115 */ .long sys_swapoff
.long sys_sysinfo
.long sys_ipc
.long OBSOLETE(ABI(sys_ipc, sys_oabi_ipc))
.long sys_fsync
.long sys_sigreturn_wrapper
/* 120 */ .long sys_clone_wrapper
@@ -194,8 +194,8 @@ __syscall_start:
.long sys_rt_sigtimedwait
.long sys_rt_sigqueueinfo
.long sys_rt_sigsuspend_wrapper
/* 180 */ .long sys_pread64
.long sys_pwrite64
/* 180 */ .long ABI(sys_pread64, sys_oabi_pread64)
.long ABI(sys_pwrite64, sys_oabi_pwrite64)
.long sys_chown16
.long sys_getcwd
.long sys_capget
@@ -207,11 +207,11 @@ __syscall_start:
/* 190 */ .long sys_vfork_wrapper
.long sys_getrlimit
.long sys_mmap2
.long sys_truncate64
.long sys_ftruncate64
/* 195 */ .long sys_stat64
.long sys_lstat64
.long sys_fstat64
.long ABI(sys_truncate64, sys_oabi_truncate64)
.long ABI(sys_ftruncate64, sys_oabi_ftruncate64)
/* 195 */ .long ABI(sys_stat64, sys_oabi_stat64)
.long ABI(sys_lstat64, sys_oabi_lstat64)
.long ABI(sys_fstat64, sys_oabi_fstat64)
.long sys_lchown
.long sys_getuid
/* 200 */ .long sys_getgid
@@ -235,11 +235,11 @@ __syscall_start:
.long sys_pivot_root
.long sys_mincore
/* 220 */ .long sys_madvise
.long sys_fcntl64
.long ABI(sys_fcntl64, sys_oabi_fcntl64)
.long sys_ni_syscall /* TUX */
.long sys_ni_syscall
.long sys_gettid
/* 225 */ .long sys_readahead
/* 225 */ .long ABI(sys_readahead, sys_oabi_readahead)
.long sys_setxattr
.long sys_lsetxattr
.long sys_fsetxattr
@@ -265,8 +265,8 @@ __syscall_start:
.long sys_exit_group
.long sys_lookup_dcookie
/* 250 */ .long sys_epoll_create
.long sys_epoll_ctl
.long sys_epoll_wait
.long ABI(sys_epoll_ctl, sys_oabi_epoll_ctl)
.long ABI(sys_epoll_wait, sys_oabi_epoll_wait)
.long sys_remap_file_pages
.long sys_ni_syscall /* sys_set_thread_area */
/* 255 */ .long sys_ni_syscall /* sys_get_thread_area */
@@ -312,7 +312,7 @@ __syscall_start:
/* 295 */ .long sys_getsockopt
.long sys_sendmsg
.long sys_recvmsg
.long sys_semop
.long ABI(sys_semop, sys_oabi_semop)
.long sys_semget
/* 300 */ .long sys_semctl
.long sys_msgsnd
@@ -326,7 +326,7 @@ __syscall_start:
.long sys_add_key
/* 310 */ .long sys_request_key
.long sys_keyctl
.long sys_semtimedop
.long ABI(sys_semtimedop, sys_oabi_semtimedop)
/* vserver */ .long sys_ni_syscall
.long sys_ioprio_set
/* 315 */ .long sys_ioprio_get
@@ -336,9 +336,8 @@ __syscall_start:
.long sys_mbind
/* 320 */ .long sys_get_mempolicy
.long sys_set_mempolicy
__syscall_end:
.rept NR_syscalls - (__syscall_end - __syscall_start) / 4
.rept NR_syscalls - (. - 100b) / 4
.long sys_ni_syscall
.endr
#endif