[OE-core] [PATCH v2] busybox:udhcpc: fix the root_is_nfs() function
Saul Wold
sgw at linux.intel.com
Thu Jul 26 19:22:32 UTC 2012
On 07/23/2012 06:23 PM, rongqing.li at windriver.com wrote:
> From: Roy.Li <rongqing.li at windriver.com>
>
> [YOCTO #2788]
>
> The system will be hung when udhcpc starts, if nfs is mounted
> at "/" directory and default route is different after starting
> udhcpc.
>
> The cause is that root_is_nfs() does not work after kernel-2.6.37,
> since the device name has been changed from /dev/root to
> ${IPADDR}:${NFSDIR} on /proc/mounts. which leads to remove
> the default routes to nfs server,
>
> Now we use a loose match to check if rootfs is nfs.
>
> Signed-off-by: Roy.Li <rongqing.li at windriver.com>
> ---
> meta/recipes-core/busybox/busybox_1.19.4.bb | 2 +-
> meta/recipes-core/busybox/files/simple.script | 3 ++-
> 2 files changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/meta/recipes-core/busybox/busybox_1.19.4.bb b/meta/recipes-core/busybox/busybox_1.19.4.bb
> index 6e69d22..c72f39b 100644
> --- a/meta/recipes-core/busybox/busybox_1.19.4.bb
> +++ b/meta/recipes-core/busybox/busybox_1.19.4.bb
> @@ -1,5 +1,5 @@
> require busybox.inc
> -PR = "r10"
> +PR = "r11"
>
> SRC_URI = "http://www.busybox.net/downloads/busybox-${PV}.tar.bz2;name=tarball \
> file://B921600.patch \
> diff --git a/meta/recipes-core/busybox/files/simple.script b/meta/recipes-core/busybox/files/simple.script
> index 27368f0..6973985 100644
> --- a/meta/recipes-core/busybox/files/simple.script
> +++ b/meta/recipes-core/busybox/files/simple.script
> @@ -10,7 +10,8 @@ RESOLV_CONF="/etc/resolv.conf"
>
> # return 0 if root is mounted on a network filesystem
> root_is_nfs() {
> - grep -qe '^/dev/root.*\(nfs\|smbfs\|ncp\|coda\) .*' /proc/mounts
> + sed -n 's/^[^ ]* \([^ ]*\) \([^ ]*\) .*$/\1 \2/p' /proc/mounts |
> + grep -q "^/ \(nfs\|smbfs\|ncp\|coda\)$"
> }
>
> have_bin_ip=0
>
Merged into OE-Core
Thanks
Sau!
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