Date: Wed, 19 Jun 2002 00:32:05 -0700 (PDT) From: Peter Wemm <peter@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 13147 for review Message-ID: <200206190732.g5J7W5m23890@freefall.freebsd.org>
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http://people.freebsd.org/~peter/p4db/chv.cgi?CH=13147 Change 13147 by peter@peter_ia64 on 2002/06/19 00:31:39 Sigh, the x86 cvsup binary immediately tries to execute its data segment. This hack doesn't deserve to see the light of day, and doesn't solve all the M3 runtime problems. But it might come in handy some day. Affected files ... ... //depot/projects/ia64/sys/kern/imgact_elf.c#10 edit Differences ... ==== //depot/projects/ia64/sys/kern/imgact_elf.c#10 (text+ko) ==== @@ -676,6 +676,15 @@ if (phdr[i].p_flags & PF_R) prot |= VM_PROT_READ; +#if defined(__ia64__) && __ELF_WORD_SIZE == 32 && defined(IA32_ME_HARDER) + /* + * Some x86 binaries assume read == executable, + * notably the M3 runtime and therefore cvsup + */ + if (prot & VM_PROT_READ) + prot |= VM_PROT_EXECUTE; +#endif + if ((error = __elfN(load_section) (imgp->proc, vmspace, imgp->vp, To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe p4-projects" in the body of the message
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