Speedup/safety mods

Import any pools readonly, to help protect against data loss. No longer export the pool on reboot - since we're mounted readonly we can get away with skipping this step. Set the fast reboot flag for kexec, so we don't do any memory integrity checks.
zbm-dev · Dec 9, 2019 · af408a9 · af408a9
1 parent b7b9119
commit af408a9
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diff --git a/90zfsbootmenu/zfsbootmenu-lib.sh b/90zfsbootmenu/zfsbootmenu-lib.sh
@@ -150,12 +150,11 @@ kexec_kernel() {
 
   umount_zfs ${fs}
 
-  zpool export -a
   if ! [ $? -eq 0 ]; then
     emergency_shell "unable to export pools"
   fi
 
-  kexec -e
+  kexec -e -i
 }
 
 # arg1: snapshot name

diff --git a/90zfsbootmenu/zfsbootmenu-parse-commandline.sh b/90zfsbootmenu/zfsbootmenu-parse-commandline.sh
@@ -21,9 +21,9 @@ fi
 # Force import pools only when explicitly told to do so
 if getargbool 0 force_import ; then
   info "ZFSBootMenu: Enabling force import of ZFS pools"
-  import_args="-f -N"
+  import_args="-o readonly=on -f -N"
 else
-  import_args="-N"
+  import_args="-o readonly=on -N"
 fi
 
 wait_for_zfs=0