Date: Mon, 4 Nov 2019 21:23:30 +0000 (UTC) From: Ed Maste <emaste@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r354341 - head/sys/arm64/linux Message-ID: <201911042123.xA4LNU0f058920@repo.freebsd.org>
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Author: emaste Date: Mon Nov 4 21:23:30 2019 New Revision: 354341 URL: https://svnweb.freebsd.org/changeset/base/354341 Log: arm64 linuxulator: default to RW stack (no X) This matches Linux's default arm64 data / stack permissions. MFC after: 1 week Sponsored by: The FreeBSD Foundation Modified: head/sys/arm64/linux/linux_sysvec.c Modified: head/sys/arm64/linux/linux_sysvec.c ============================================================================== --- head/sys/arm64/linux/linux_sysvec.c Mon Nov 4 21:06:06 2019 (r354340) +++ head/sys/arm64/linux/linux_sysvec.c Mon Nov 4 21:23:30 2019 (r354341) @@ -371,7 +371,7 @@ struct sysentvec elf_linux_sysvec = { .sv_maxuser = VM_MAXUSER_ADDRESS, .sv_usrstack = USRSTACK, .sv_psstrings = PS_STRINGS, /* XXX */ - .sv_stackprot = VM_PROT_ALL, /* XXX */ + .sv_stackprot = VM_PROT_READ | VM_PROT_WRITE, .sv_copyout_strings = linux_copyout_strings, .sv_setregs = linux_exec_setregs, .sv_fixlimit = NULL,
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