cris: switch to generic sigaltstack
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Родитель
0aa0203fb4
Коммит
d970e42897
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@ -50,6 +50,7 @@ config CRIS
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select GENERIC_CMOS_UPDATE
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select MODULES_USE_ELF_RELA
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select CLONE_BACKWARDS2
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select GENERIC_SIGALTSTACK
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config HZ
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int
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@ -84,12 +84,6 @@ int sys_sigaction(int sig, const struct old_sigaction __user *act,
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return ret;
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}
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int sys_sigaltstack(const stack_t *uss, stack_t __user *uoss)
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{
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return do_sigaltstack(uss, uoss, rdusp());
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}
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/*
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* Do a signal return; undo the signal stack.
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*/
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@ -214,7 +208,7 @@ asmlinkage int sys_rt_sigreturn(long r10, long r11, long r12, long r13,
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if (restore_sigcontext(regs, &frame->uc.uc_mcontext))
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goto badframe;
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if (do_sigaltstack(&frame->uc.uc_stack, NULL, rdusp()) == -EFAULT)
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if (restore_altstack(&frame->uc.uc_stack))
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goto badframe;
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return regs->r10;
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@ -99,12 +99,6 @@ sys_sigaction(int signal, const struct old_sigaction *act,
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return retval;
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}
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int
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sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss)
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{
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return do_sigaltstack(uss, uoss, rdusp());
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}
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static int
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restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc)
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{
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@ -209,7 +203,7 @@ sys_rt_sigreturn(long r10, long r11, long r12, long r13, long mof, long srp,
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if (restore_sigcontext(regs, &frame->uc.uc_mcontext))
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goto badframe;
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if (do_sigaltstack(&frame->uc.uc_stack, NULL, rdusp()) == -EFAULT)
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if (restore_altstack(&frame->uc.uc_stack))
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goto badframe;
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keep_debug_flags(oldccs, oldspc, regs);
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