Date: Thu, 27 Aug 2020 19:40:34 +0000 (UTC) From: Edward Tomasz Napierala <trasz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r364882 - stable/12/libexec/rc/rc.d Message-ID: <202008271940.07RJeYvw081021@repo.freebsd.org>
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Author: trasz Date: Thu Aug 27 19:40:33 2020 New Revision: 364882 URL: https://svnweb.freebsd.org/changeset/base/364882 Log: MFC r354458: Extend the linux rc script to mount the neccessary file systems, set ELF fallback brand, and load pty(4). Sponsored by: The FreeBSD Foundation Modified: stable/12/libexec/rc/rc.d/linux Directory Properties: stable/12/ (props changed) Modified: stable/12/libexec/rc/rc.d/linux ============================================================================== --- stable/12/libexec/rc/rc.d/linux Thu Aug 27 19:37:28 2020 (r364881) +++ stable/12/libexec/rc/rc.d/linux Thu Aug 27 19:40:33 2020 (r364882) @@ -17,7 +17,7 @@ stop_cmd=":" linux_start() { - local _tmpdir + local _emul_path _tmpdir load_kld -e 'linux(aout|elf)' linux case `sysctl -n hw.machine_arch` in @@ -33,6 +33,25 @@ linux_start() fi rm -rf ${_tmpdir} fi + + # Linux uses the pre-pts(4) tty naming scheme. + load_kld pty + + # Handle unbranded ELF executables by defaulting to ELFOSABI_LINUX. + if [ `sysctl -ni kern.elf64.fallback_brand` -eq "-1" ]; then + sysctl kern.elf64.fallback_brand=3 > /dev/null + fi + + if [ `sysctl -ni kern.elf32.fallback_brand` -eq "-1" ]; then + sysctl kern.elf32.fallback_brand=3 > /dev/null + fi + + _emul_path="/compat/linux" + mount -o nocover -t linprocfs linprocfs "${_emul_path}/proc" + mount -o nocover -t linsysfs linsysfs "${_emul_path}/sys" + mount -o nocover -t devfs devfs "${_emul_path}/dev" + mount -o nocover -t fdescfs fdescfs "${_emul_path}/dev/fd" + mount -o nocover,mode=1777 -t tmpfs tmpfs "${_emul_path}/dev/shm" } load_rc_config $name
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