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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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arch/arm/kernel/sys_arm.c
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@ -147,6 +147,7 @@ asmlinkage int old_select(struct sel_arg_struct __user *arg)
return sys_select(a.n, a.inp, a.outp, a.exp, a.tvp);
}
#if !defined(CONFIG_AEABI) || defined(CONFIG_OABI_COMPAT)
/*
* sys_ipc() is the de-multiplexer for the SysV IPC calls..
*
@ -226,6 +227,7 @@ asmlinkage int sys_ipc(uint call, int first, int second, int third,
return -ENOSYS;
}
}
#endif
/* Fork a new task - this creates a new program thread.
* This is called indirectly via a small wrapper