X-Original-To: alpine-aports@lists.alpinelinux.org Delivered-To: alpine-aports@mail.alpinelinux.org Received: from smtp.core-hosting.net (unknown [95.130.13.75]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.alpinelinux.org (Postfix) with ESMTPS id 06F88DC00C0 for ; Mon, 2 Mar 2015 12:38:47 +0000 (UTC) Received: from mail.core-hosting.net (unknown [10.0.0.4]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.core-hosting.net (Postfix) with ESMTPSA id 6D47FAA12AA for ; Mon, 2 Mar 2015 13:38:31 +0100 (CET) X-Mailinglist: alpine-aports Precedence: list List-Id: Alpine Development List-Unsubscribe: List-Post: List-Help: List-Subscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Date: Mon, 02 Mar 2015 14:38:31 +0200 From: Olivier Mauras To: Subject: [alpine-aports] [Patch] mkinitfs - Support for =?UTF-8?Q?root=5Ftype=20and=20root?= =?UTF-8?Q?=5Foptions?= Reply-To: Mail-Reply-To: Message-ID: <4d4715d56dbe2e70f8e291a4ed7c59cf@core-hosting.net> X-Sender: olivier@mauras.ch User-Agent: Roundcube Webmail/0.7.2 From c9613a0612e781e05225e38e69cdb90d82c7f897 Mon Sep 17 00:00:00 2001 From: Olivier Mauras Date: Mon, 2 Mar 2015 11:30:17 +0100 Subject: [PATCH] Add support for two new options in the cmdline. - root_type: Let's you specify the type of filesystem for the root fs - root_options: Let's you specify mount options for the root fs - If specified, "ro" flag won't be added by default This has primarily been setup to be able to boot Alpine guests from a 9P virtio share and make it easy to change mount options from libvirt/qemu --- initramfs-init.in | 30 +++++++++++++++++++++--------- 1 file changed, 21 insertions(+), 9 deletions(-) diff --git a/initramfs-init.in b/initramfs-init.in index fd3e510..8de2c7f 100755 --- a/initramfs-init.in +++ b/initramfs-init.in @@ -387,8 +387,8 @@ eval set -- `cat /proc/cmdline` myopts="alpine_dev autodetect autoraid chart cryptroot cryptdm debug_init dma init_args keep_apk_new modules ovl_dev pkgs quiet root_size root - usbdelay ip alpine_repo apkovl alpine_start splash blacklist - overlaytmpfs" + root_type root_options usbdelay ip alpine_repo apkovl alpine_start + splash blacklist overlaytmpfs" for opt; do case "$opt" in @@ -545,14 +545,26 @@ if [ -n "$KOPT_root" ]; then start_$i done ebegin "Mounting root" - if [ "$KOPT_overlaytmpfs" = "yes" ]; then - mkdir -p /media/root-ro /media/root-rw $sysroot/media/root-ro $sysroot/media/root-rw - retry_mount -o ro $KOPT_root /media/root-ro 2>/dev/null - mount -t tmpfs root-tmpfs /media/root-rw - mkdir -p /media/root-rw/work /media/root-rw/root - mount -t overlay -o lowerdir=/media/root-ro,upperdir=/media/root-rw/root,workdir=/media/root-rw/work overlayfs $sysroot + if [ "$KOPT_overlaytmpfs" = "yes" ]; then + mkdir -p /media/root-ro /media/root-rw $sysroot/media/root-ro $sysroot/media/root-rw + retry_mount -o ro $KOPT_root /media/root-ro 2>/dev/null + mount -t tmpfs root-tmpfs /media/root-rw + mkdir -p /media/root-rw/work /media/root-rw/root + mount -t overlay -o lowerdir=/media/root-ro,upperdir=/media/root-rw/root,workdir=/media/root-rw/work overlayfs $sysroot + elif [ -n $KOPT_root_type ]; then + if [ -n $KOPT_root_options ]; then + root_options="$KOPT_root_options" + else + root_options="ro" + fi + retry_mount -t $KOPT_root_type -o $root_options $KOPT_root $sysroot 2>/dev/null else - retry_mount -o ro $KOPT_root $sysroot 2>/dev/null + if [ -n $KOPT_root_options ]; then + root_options="$KOPT_root_options" + else + root_options="ro" + fi + retry_mount -o $root_options $KOPT_root $sysroot 2>/dev/null fi eend $? -- 1.7.11.7 -- In case the message would be scrambled, you can find the patch here: http://git.mauras.ch/mkinitfs/patch/?id=c9613a0612e781e05225e38e69cdb90d82c7f897 Regards, Olivier --- Unsubscribe: alpine-aports+unsubscribe@lists.alpinelinux.org Help: alpine-aports+help@lists.alpinelinux.org ---