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| author | David Teigland <teigland@redhat.com> | 2020-03-02 15:22:39 -0600 |
|---|---|---|
| committer | David Teigland <teigland@redhat.com> | 2020-03-03 13:47:07 -0600 |
| commit | f140620043eb22b192e7d87e17a42fcd0a3656a1 (patch) | |
| tree | e901c624ed187f162d84265c6dc879e580cad7f3 | |
| parent | c6746181a3c2c40447f5a33e15359b57567f8217 (diff) | |
| download | lvm2-f140620043eb22b192e7d87e17a42fcd0a3656a1.tar.gz | |
pvck: fix reading large mda1
When mda_size is larger than io_memory_size, reading
the entire mda fails unless the previous read of the
label has been invalidated.
| -rw-r--r-- | tools/pvck.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/pvck.c b/tools/pvck.c index ab8553796..79e3af5c3 100644 --- a/tools/pvck.c +++ b/tools/pvck.c @@ -981,6 +981,13 @@ static int _dump_label_and_pv_header(struct cmd_context *cmd, uint64_t labelsect return 0; } + /* + * Not invalidating this range can cause an error reading + * a larger range that overlaps this. + */ + if (!dev_invalidate_bytes(dev, lh_offset, 512)) + stack; + lh = (struct label_header *)buf; if (print_fields) { |