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From 47e48705ed893ca9f46adb02ad15e5acddbe060a Mon Sep 17 00:00:00 2001
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From: Eric Sandeen <sandeen@redhat.com>
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Date: Mon, 10 Apr 2017 17:32:04 -0500
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Subject: [PATCH] xfs_repair: warn about dirty log with -n option
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When looking at xfs_repair -n output today, we have no idea if
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reported errors may be due to an un-replayed dirty log. If this
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is the case, mention it in the output.
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Signed-off-by: Eric Sandeen <sandeen@redhat.com>
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Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
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Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
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---
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repair/phase2.c | 9 +++++++--
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1 file changed, 7 insertions(+), 2 deletions(-)
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Index: xfsprogs-4.5.0/repair/phase2.c
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===================================================================
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--- xfsprogs-4.5.0.orig/repair/phase2.c
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+++ xfsprogs-4.5.0/repair/phase2.c
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@@ -89,11 +89,16 @@ zero_log(
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_("zero_log: head block %" PRId64 " tail block %" PRId64 "\n"),
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head_blk, tail_blk);
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}
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- if (!no_modify && head_blk != tail_blk) {
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- if (zap_log) {
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+ if (head_blk != tail_blk) {
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+ if (!no_modify && zap_log) {
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do_warn(_(
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"ALERT: The filesystem has valuable metadata changes in a log which is being\n"
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"destroyed because the -L option was used.\n"));
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+ } else if (no_modify) {
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+ do_warn(_(
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+"ALERT: The filesystem has valuable metadata changes in a log which is being\n"
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+"ignored because the -n option was used. Expect spurious inconsistencies\n"
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+"which may be resolved by first mounting the filesystem to replay the log.\n"));
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} else {
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do_warn(_(
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"ERROR: The filesystem has valuable metadata changes in a log which needs to\n"
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