[ARM] noMMU: block sys_fork in nommu mode
The sys_fork is not supported in nommu mode. The other syscalls that is not supported in nommu mode are to be defined as cond_signal in kernel/sys_ni.c. Signed-off-by: Hyok S. Choi <hyok.choi@samsung.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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@ -234,7 +234,12 @@ asmlinkage int sys_ipc(uint call, int first, int second, int third,
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*/
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asmlinkage int sys_fork(struct pt_regs *regs)
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{
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#ifdef CONFIG_MMU
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return do_fork(SIGCHLD, regs->ARM_sp, regs, 0, NULL, NULL);
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#else
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/* can not support in nommu mode */
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return(-EINVAL);
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#endif
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}
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/* Clone a task - this clones the calling program thread.
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