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Date:      Tue, 22 Sep 2020 03:57:48 +0000 (UTC)
From:      Kirk McKusick <mckusick@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r365992 - head/sbin/growfs
Message-ID:  <202009220357.08M3vmCV065494@repo.freebsd.org>

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Author: mckusick
Date: Tue Sep 22 03:57:48 2020
New Revision: 365992
URL: https://svnweb.freebsd.org/changeset/base/365992

Log:
  Add missing cylinder group check-hash updates when doing large expansions
  of filesystems.
  
  Reported by:  Colin Percival (cperciva@)
  Tested by:    Colin Percival (cperciva@)
  MFC after:    3 days
  Sponsored by: Netflix

Modified:
  head/sbin/growfs/growfs.c

Modified: head/sbin/growfs/growfs.c
==============================================================================
--- head/sbin/growfs/growfs.c	Tue Sep 22 03:06:36 2020	(r365991)
+++ head/sbin/growfs/growfs.c	Tue Sep 22 03:57:48 2020	(r365992)
@@ -590,6 +590,7 @@ updjcg(int cylno, time_t modtime, int fsi, int fso, un
 		if (sblock.fs_magic == FS_UFS1_MAGIC)
 			acg.cg_old_ncyl = sblock.fs_old_cpg;
 
+		cgckhash(&acg);
 		wtfs(fsbtodb(&sblock, cgtod(&sblock, cylno)),
 		    (size_t)sblock.fs_cgsize, (void *)&acg, fso, Nflag);
 		DBG_PRINT0("jcg written\n");
@@ -965,6 +966,7 @@ updcsloc(time_t modtime, int fsi, int fso, unsigned in
 	 * Now write the former cylinder group containing the cylinder
 	 * summary back to disk.
 	 */
+	cgckhash(&acg);
 	wtfs(fsbtodb(&sblock, cgtod(&sblock, ocscg)),
 	    (size_t)sblock.fs_cgsize, (void *)&acg, fso, Nflag);
 	DBG_PRINT0("oscg written\n");
@@ -1057,6 +1059,7 @@ updcsloc(time_t modtime, int fsi, int fso, unsigned in
 	 * Write the new cylinder group containing the cylinder summary
 	 * back to disk.
 	 */
+	cgckhash(&acg);
 	wtfs(fsbtodb(&sblock, cgtod(&sblock, ncscg)),
 	    (size_t)sblock.fs_cgsize, (void *)&acg, fso, Nflag);
 	DBG_PRINT0("nscg written\n");



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