fcoe: start with fcoemon instead of fipvlan

(cherry picked from commit d02f522089)

modules.d/95fcoe/fcoe-up.sh

@@ -15,6 +15,7 @@ type ip_to_var >/dev/null 2>&1 || . /lib/net-lib.sh
 
 netif=$1
 dcb=$2
+vlan="yes"
 
 iflink=$(cat /sys/class/net/$netif/iflink)
 ifindex=$(cat /sys/class/net/$netif/ifindex)
@@ -29,6 +30,21 @@ linkup "$netif"
 netdriver=$(readlink -f /sys/class/net/$netif/device/driver)
 netdriver=${netdriver##*/}
 
+write_fcoemon_cfg() {
+    echo FCOE_ENABLE=\"yes\" > /etc/fcoe/cfg-$netif
+    if [ "$dcb" = "dcb" ]; then
+        echo DCB_REQUIRED=\"yes\" >> /etc/fcoe/cfg-$netif
+    else
+        echo DCB_REQUIRED=\"no\" >> /etc/fcoe/cfg-$netif
+    fi
+    if [ "$vlan" = "yes" ]; then
+	    echo AUTO_VLAN=\"yes\" >> /etc/fcoe/cfg-$netif
+    else
+	    echo AUTO_VLAN=\"no\" >> /etc/fcoe/cfg-$netif
+    fi
+    echo MODE=\"fabric\" >> /etc/fcoe/cfg-$netif
+}
+
 if [ "$dcb" = "dcb" ]; then
     # wait for lldpad to be ready
     i=0
@@ -46,6 +62,13 @@ if [ "$dcb" = "dcb" ]; then
         i=$(($i+1))
     done
 
+    while [ $i -lt 60 ]; do
+        dcbtool sc "$netif" pfc e:1 a:1 w:1 && break
+        info "Retrying to turn dcb on"
+        sleep 1
+        i=$(($i+1))
+    done
+
     while [ $i -lt 60 ]; do
         dcbtool sc "$netif" app:fcoe e:1 a:1 w:1 && break
         info "Retrying to turn fcoe on"
@@ -55,7 +78,8 @@ if [ "$dcb" = "dcb" ]; then
 
     sleep 1
 
-    fipvlan "$netif" -c -s
+    write_fcoemon_cfg
+    fcoemon --syslog
 elif [ "$netdriver" = "bnx2x" ]; then
     # If driver is bnx2x, do not use /sys/module/fcoe/parameters/create but fipvlan
     modprobe 8021q
@@ -64,7 +88,9 @@ elif [ "$netdriver" = "bnx2x" ]; then
     sleep 3
     fipvlan "$netif" -c -s
 else
-    printf '%s' "$netif" > /sys/module/fcoe/parameters/create
+    vlan="no"
+    write_fcoemon_cfg
+    fcoemon --syslog
 fi
 
 need_shutdown

modules.d/95fcoe/module-setup.sh

@@ -10,8 +10,7 @@ check() {
         [ -z "$fcoe_ctlr" ] && return 255
     }
 
-    require_binaries dcbtool fipvlan lldpad ip readlink || return 1
-
+    require_binaries dcbtool fipvlan lldpad ip readlink fcoemon fcoeadm || return 1
     return 0
 }
 
@@ -67,9 +66,12 @@ cmdline() {
 
 # called by dracut
 install() {
-    inst_multiple ip dcbtool fipvlan lldpad readlink lldptool
+    inst_multiple ip dcbtool fipvlan lldpad readlink lldptool fcoemon fcoeadm
+    inst_libdir_file 'libhbalinux.so*'
+    inst "/etc/hba.conf" "/etc/hba.conf"
 
     mkdir -m 0755 -p "$initdir/var/lib/lldpad"
+    mkdir -m 0755 -p "$initdir/etc/fcoe"
 
     if [[ $hostonly_cmdline == "yes" ]] ; then
         local _fcoeconf=$(cmdline)

modules.d/95fcoe/parse-fcoe.sh

@@ -18,12 +18,9 @@
 # If it's not set we don't continue
 [ -z "$fcoe" ] && return
 
-
-# BRCM: Later, should check whether bnx2x is loaded first before loading bnx2fc so do not load bnx2fc when there are no Broadcom adapters
-[ -d /sys/module/fcoe ] || modprobe -b -a fcoe || die "FCoE requested but kernel/initrd does not support FCoE"
+[ -e /sys/bus/fcoe/ctlr_create ] || modprobe -b -a fcoe || die "FCoE requested but kernel/initrd does not support FCoE"
 
 initqueue --onetime modprobe -b -q bnx2fc
-udevadm settle --timeout=30
 
 parse_fcoe_opts() {
     local OLDIFS="$IFS"