forked from pool/mdadm
37 lines
1.0 KiB
Diff
37 lines
1.0 KiB
Diff
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From b208f817ec538e56df7280f0353e6bda532b9432 Mon Sep 17 00:00:00 2001
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From: Tomasz Majchrzak <tomasz.majchrzak@intel.com>
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Date: Thu, 8 Jun 2017 16:05:51 +0200
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Subject: [PATCH] Grow: don't allow array geometry change with ppl enabled
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Don't allow array geometry change (size expand, disk adding) when PPL
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consistency policy is enabled. Current PPL implementation doesn't work when
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reshape is taking place.
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Signed-off-by: Tomasz Majchrzak <tomasz.majchrzak@intel.com>
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Signed-off-by: Jes Sorensen <jsorensen@fb.com>
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---
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Grow.c | 7 +++++++
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1 file changed, 7 insertions(+)
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diff --git a/Grow.c b/Grow.c
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index 4ecb1d8..f7325cb 100644
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--- a/Grow.c
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+++ b/Grow.c
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@@ -1880,6 +1880,13 @@ int Grow_reshape(char *devname, int fd,
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free(subarray);
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return 1;
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}
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+ if (content->consistency_policy ==
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+ CONSISTENCY_POLICY_PPL) {
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+ pr_err("Operation not supported when ppl consistency policy is enabled\n");
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+ sysfs_free(cc);
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+ free(subarray);
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+ return 1;
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+ }
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}
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sysfs_free(cc);
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}
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--
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2.12.0
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