parisc: signal fixup - SIGBUS vs. SIGSEGV
Clean up code to send correct signal on invalid memory accesses: Send SIGBUS instead of SIGSEGV for memory accesses outside of mmap'ed areas This fixes the mmap13 testcase from the Linux Test Project. Signed-off-by: Helge Deller <deller@gmx.de>
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@ -280,12 +280,22 @@ bad_area:
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}
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}
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show_regs(regs);
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show_regs(regs);
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#endif
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#endif
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/* FIXME: actually we need to get the signo and code correct */
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switch (code) {
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si.si_signo = SIGSEGV;
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case 15: /* Data TLB miss fault/Data page fault */
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case 17: /* NA data TLB miss / page fault */
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case 18: /* Unaligned access - PCXS only */
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si.si_signo = SIGBUS;
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si.si_code = BUS_ADRERR;
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break;
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case 16: /* Non-access instruction TLB miss fault */
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case 26: /* PCXL: Data memory access rights trap */
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default:
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si.si_signo = SIGSEGV;
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si.si_code = SEGV_MAPERR;
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}
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si.si_errno = 0;
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si.si_errno = 0;
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si.si_code = SEGV_MAPERR;
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si.si_addr = (void __user *) address;
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si.si_addr = (void __user *) address;
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force_sig_info(SIGSEGV, &si, current);
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force_sig_info(si.si_signo, &si, current);
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return;
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return;
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}
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}
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