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42 lines
1.1 KiB
42 lines
1.1 KiB
#ifdef CONFIG_X86_32
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struct sigframe {
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char __user *pretcode;
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int sig;
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struct sigcontext sc;
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/*
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* fpstate is unused. fpstate is moved/allocated after
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* retcode[] below. This movement allows to have the FP state and the
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* future state extensions (xsave) stay together.
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* And at the same time retaining the unused fpstate, prevents changing
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* the offset of extramask[] in the sigframe and thus prevent any
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* legacy application accessing/modifying it.
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*/
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struct _fpstate fpstate_unused;
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unsigned long extramask[_NSIG_WORDS-1];
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char retcode[8];
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/* fp state follows here */
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};
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struct rt_sigframe {
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char __user *pretcode;
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int sig;
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struct siginfo __user *pinfo;
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void __user *puc;
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struct siginfo info;
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struct ucontext uc;
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char retcode[8];
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/* fp state follows here */
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};
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#else
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struct rt_sigframe {
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char __user *pretcode;
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struct ucontext uc;
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struct siginfo info;
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/* fp state follows here */
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};
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int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
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sigset_t *set, struct pt_regs *regs);
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int ia32_setup_frame(int sig, struct k_sigaction *ka,
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sigset_t *set, struct pt_regs *regs);
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#endif
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