From: Martin Jansa <martin.jansa@gmail.com>
To: Ben Shelton <ben.shelton@ni.com>
Cc: openembedded-core@lists.openembedded.org
Subject: Re: [PATCH 20/20] udev: don't halt if devtmpfs can't be mounted
Date: Mon, 4 Aug 2014 21:40:05 +0200 [thread overview]
Message-ID: <20140804194005.GD2465@jama> (raw)
In-Reply-To: <9288a31de2b502a43e9d0067ff9c1378133d00a4.1407177403.git.ben.shelton@ni.com>
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On Mon, Aug 04, 2014 at 01:41:12PM -0500, Ben Shelton wrote:
> From: Richard Tollerton <rich.tollerton@ni.com>
>
> Halting if udev cannot start is problematic for a couple reasons.
> - Compared to a reboot loop, halting is much more difficult to recover
> from in remote deployments.
> - If the rootfs has a prepopulated /dev (which happens somewhat often),
> the system may be able to boot up just fine, or at least fine enough
> for the administrator to log in and fix things.
>
> Instead of halting, just exit, and let the administrator deal with the
> potential reboot loop.
>
> Natinst-Rally-ID: TA44427
> Acked-by: Gratian Crisan <gratian.crisan@ni.com>
> Acked-by: Scot Salmon <scot.salmon@ni.com>
> Natinst-ReviewBoard-ID: 58623
> Signed-off-by: Richard Tollerton <rich.tollerton@ni.com>
> ---
> meta/recipes-core/udev/udev/init | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/meta/recipes-core/udev/udev/init b/meta/recipes-core/udev/udev/init
> index 6caf7d5..f6a8391 100644
> --- a/meta/recipes-core/udev/udev/init
> +++ b/meta/recipes-core/udev/udev/init
> @@ -45,8 +45,7 @@ case "$1" in
> if ! grep -q devtmpfs /proc/filesystems
> then
> echo "Missing devtmpfs, which is required for udev to run";
> - echo "Halting..."
> - halt
> + exit 1
Please use spaces for indentation like previous lines.
> fi
> # mount the devtmpfs on /dev, if not already done
> LANG=C awk '$2 == "/dev" && ($3 == "devtmpfs") { exit 1 }' /proc/mounts && {
> --
> 2.0.4
>
> --
> _______________________________________________
> Openembedded-core mailing list
> Openembedded-core@lists.openembedded.org
> http://lists.openembedded.org/mailman/listinfo/openembedded-core
--
Martin 'JaMa' Jansa jabber: Martin.Jansa@gmail.com
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prev parent reply other threads:[~2014-08-04 19:39 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-04 18:40 [PATCH 00/20] udev-cache related changes Ben Shelton
2014-08-04 18:40 ` [PATCH 01/20] udev-cache: Compress the cache Ben Shelton
2014-08-04 19:29 ` Otavio Salvador
2014-08-04 22:44 ` Khem Raj
2014-08-04 23:45 ` Ben Shelton
2014-08-05 0:06 ` Khem Raj
2014-08-05 19:00 ` Randy MacLeod
2014-08-05 20:09 ` Otavio Salvador
2014-08-05 20:35 ` Randy MacLeod
2014-08-06 2:08 ` Ben Shelton
2014-08-22 15:24 ` Patch message guidelines and internal/corporate fields Richard Tollerton
2014-08-23 8:40 ` Richard Purdie
2014-08-24 15:33 ` Paul Eggleton
2014-08-25 1:19 ` Khem Raj
2014-08-04 18:40 ` [PATCH 02/20] udev-cache: choose a more descriptive cache filename Ben Shelton
2014-08-04 19:30 ` Otavio Salvador
2014-08-04 18:40 ` [PATCH 03/20] udev-cache: Honor VERBOSE for bootup message Ben Shelton
2014-08-04 19:30 ` Otavio Salvador
2014-08-04 18:40 ` [PATCH 04/20] udev-cache: Don't ignore errors from cache extract Ben Shelton
2014-08-04 19:32 ` Otavio Salvador
2014-08-04 18:40 ` [PATCH 05/20] busybox: tar: enable CONFIG_FEATURE_TAR_LONG_OPTIONS Ben Shelton
2014-08-04 19:33 ` Otavio Salvador
2014-08-04 18:40 ` [PATCH 06/20] udev-cache: Remove superfluous subshell on extract Ben Shelton
2014-08-04 19:33 ` Otavio Salvador
2014-08-04 18:40 ` [PATCH 07/20] udev-cache: Update cache tarball atomically Ben Shelton
2014-08-04 19:35 ` Otavio Salvador
2014-08-04 18:41 ` [PATCH 08/20] udev-cache: Create cache asynchronously Ben Shelton
2014-08-04 19:41 ` Otavio Salvador
2014-08-04 21:18 ` Richard Tollerton
2014-08-04 21:22 ` Otavio Salvador
2014-08-04 21:37 ` Richard Tollerton
2014-08-04 21:41 ` Otavio Salvador
2014-08-04 22:07 ` Richard Tollerton
2014-08-04 18:41 ` [PATCH 09/20] udev-cache.default: documentation update Ben Shelton
2014-08-04 19:42 ` Otavio Salvador
2014-08-04 18:41 ` [PATCH 10/20] udev-cache: parametrize sysconf file paths Ben Shelton
2014-08-04 19:44 ` Otavio Salvador
2014-08-04 21:38 ` Ben Shelton
2014-08-04 21:42 ` Otavio Salvador
2014-08-04 21:48 ` Ben Shelton
2014-08-04 18:41 ` [PATCH 11/20] udev-cache: parametrize tar options Ben Shelton
2014-08-04 19:44 ` Otavio Salvador
2014-08-04 21:40 ` Ben Shelton
2014-08-04 18:41 ` [PATCH 12/20] udev-cache: fix timestamp errors on systems lacking an RTC Ben Shelton
2014-08-04 18:41 ` [PATCH 13/20] udev-cache: Avoid caching udev.cache or non-devfs filesystems Ben Shelton
2014-08-04 18:41 ` [PATCH 14/20] udev-cache: refactor; improve verbosity and error handling Ben Shelton
2014-08-04 18:41 ` [PATCH 15/20] udev-cache: don't attempt to extract cache if it doesn't exist Ben Shelton
2014-08-04 18:41 ` [PATCH 16/20] udev-cache: invalidate on rules.d changes Ben Shelton
2014-08-04 18:41 ` [PATCH 17/20] udev-cache: fix udev-cache changes to work with busybox tar Ben Shelton
2014-08-04 18:41 ` [PATCH 18/20] udev: Make build MACHINE-specific Ben Shelton
2014-08-04 19:43 ` Martin Jansa
2014-08-04 18:41 ` [PATCH 19/20] udev: Disable keymap support on machines lacking keyboard support Ben Shelton
2014-08-04 19:41 ` Martin Jansa
2014-08-04 18:41 ` [PATCH 20/20] udev: don't halt if devtmpfs can't be mounted Ben Shelton
2014-08-04 19:40 ` Martin Jansa [this message]
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