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use fstab-sys to mount nfs

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dump_nfs mount the nfs share to /mnt, it's not what we expected.
Change to use dracut fstab mount infrastructure for this.
After the fix nfs dump is just same as localfs dump.

The --mount for nfs does not work before, it depend on the upstream patch:
1. dracut fix to autoload nfs.ko in case nfs4. the patch post as below:
http://permalink.gmane.org/gmane.linux.kernel.initramfs/2768

Signed-off-by: Dave Young <dyoung@redhat.com>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
This commit is contained in:
Dave Young 2012-07-23 15:31:22 +08:00
parent a49b0881a8
commit 5e85d20d34
1 changed files with 1 additions and 12 deletions
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13
dracut-kdump.sh
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@ -126,17 +126,6 @@ dump_rootfs()
sync
}
dump_nfs()
{
mount -o remount,rw $NEWROOT/ || return 1
[ -d $NEWROOT/mnt ] || mkdir -p $NEWROOT/mnt
mount -o nolock -o tcp -t nfs $1 $NEWROOT/mnt/ || return 1
mkdir -p $NEWROOT/mnt/$KDUMP_PATH/$DATEDIR || return 1
$CORE_COLLECTOR /proc/vmcore $NEWROOT/mnt/$KDUMP_PATH/$DATEDIR/vmcore || return 1
umount $NEWROOT/mnt/ || return 1
return 0
}
dump_ssh()
{
local _opt="-i $1 -o BatchMode=yes -o StrictHostKeyChecking=yes"
@ -225,7 +214,7 @@ read_kdump_conf()
if [[ "$config_val" =~ "@" ]]; then
add_dump_code "dump_ssh $SSH_KEY_LOCATION $config_val"
else
add_dump_code "dump_nfs $config_val"
add_dump_code "dump_fs $config_val"
fi
;;
esac