Author: allanjude
Date: Mon Jun 12 19:29:31 2017
New Revision: 319863
URL: https://svnweb.freebsd.org/changeset/base/319863

Log:
  bsdinstall: Make ZFS min_auto_ashift adjustment persistent
  
  Reported by:  feld
  Reviewed by:  dteske, tsoome
  MFC after:    3 days
  Sponsored by: ScaleEngine Inc.
  Differential Revision:        https://reviews.freebsd.org/D10895

Modified:
  head/usr.sbin/bsdinstall/scripts/zfsboot

Modified: head/usr.sbin/bsdinstall/scripts/zfsboot
==============================================================================
--- head/usr.sbin/bsdinstall/scripts/zfsboot    Mon Jun 12 19:13:29 2017        
(r319862)
+++ head/usr.sbin/bsdinstall/scripts/zfsboot    Mon Jun 12 19:29:31 2017        
(r319863)
@@ -1443,6 +1443,12 @@ zfs_create_boot()
                     'kern.geom.label.gptid.enable=\"0\"' \
                     $BSDINSTALL_TMPBOOT/loader.conf.zfs || return $FAILURE
 
+       if [ "$ZFSBOOT_FORCE_4K_SECTORS" ]; then
+               f_eval_catch $funcname echo "$ECHO_APPEND" \
+                    'vfs.zfs.min_auto_ashift=12' \
+                    $BSDINSTALL_TMPBOOT/loader.conf.zfs || return $FAILURE
+       fi
+
        if [ "$ZFSBOOT_SWAP_MIRROR" ]; then
                f_eval_catch $funcname echo "$ECHO_APPEND" \
                             'geom_mirror_load=\"YES\"' \
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