Comment 35 for bug 8058

Message-ID: <email address hidden>
Date: Tue, 21 Jun 2005 07:03:05 -0600
From: David Everly <email address hidden>
To: <email address hidden>, <email address hidden>, <email address hidden>,
 <email address hidden>
Subject: updated xfs_freeze.diff (--help output improved)

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Here is an updated xfs_freeze.diff

It is the same as the previous version, except the output of --help
is a little better.
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--- grub-install 2005-04-25 11:47:21.000000000 -0600
+++ grub-install 2005-04-29 10:01:11.978324529 -0600
@@ -40,6 +40,7 @@
 no_floppy=3D
 force_lba=3D
 recheck=3Dno
+sync_sleep=3D20
 debug=3Dno
=20
 # look for secure tempfile creation wrappers on this platform
@@ -70,6 +71,8 @@
   --force-lba force GRUB to use LBA mode even for a buggy
                           BIOS
   --recheck probe a device map even if it already exists
+ --sync-sleep=3DSECONDS number of seconds to sleep while trying to
+ sync XFS
=20
 INSTALL_DEVICE can be a GRUB device name or a system device filename.
=20
@@ -81,6 +84,20 @@
 EOF
 }
=20
+# Usage: xfs_hack
+# Routine to flush xfs filesystem log (sync doesn't do this)
+# sleep is needed to give time for the log to be flushed
+xfs_hack () {
+ sync
+ if which xfs_freeze >/dev/null ; then
+ echo "Trying to sync filesystem, do not interrupt until complete."
+ xfs_freeze -f ${grubdir} 2>/dev/null
+ sleep $sync_sleep
+ xfs_freeze -u ${grubdir} 2>/dev/null
+ echo "Trying to sync filesystem is complete."
+ fi
+}
+
 # Usage: convert os_device
 # Convert an OS device to the corresponding GRUB drive.
 # This part is OS-specific.
@@ -247,6 +264,8 @@
  force_lba=3D"--force-lba" ;;
     --recheck)
  recheck=3Dyes ;;
+ --sync-sleep=3D*)
+ sync_sleep=3D`echo "$option" | sed 's/--sync-sleep=3D//'` ;;
     # This is an undocumented feature...
     --debug)
  debug=3Dyes ;;
@@ -336,6 +355,7 @@
     # Create a safe temporary file.
     test -n "$mklog" && log_file=3D`$mklog`
=20
+ xfs_hack
     $grub_shell --batch $no_floppy --device-map=3D$device_map <<EOF >$log_=
file
 quit
 EOF
@@ -414,6 +434,7 @@
     ${pkglibdir}/stage1 ${pkglibdir}/stage2 ${pkglibdir}/*stage1_5; do
     cp -f $file ${grubdir} || exit 1
 done
+xfs_hack
=20
 # Make a default file.
 ${grub_set_default} --root-directory=3D${rootdir} default
@@ -451,6 +472,7 @@
 test -n "$mklog" && log_file=3D`$mklog`
=20
 # Now perform the installation.
+xfs_hack
 $grub_shell --batch $no_floppy --device-map=3D$device_map <<EOF >$log_file
 root $root_drive
 setup $force_lba --stage2=3D$grubdir/stage2 --prefix=3D$grub_prefix $insta=
ll_drive

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