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| author | Zdenek Kabelac <zkabelac@redhat.com> | 2016-03-03 20:53:08 +0100 |
|---|---|---|
| committer | Zdenek Kabelac <zkabelac@redhat.com> | 2016-03-10 18:38:54 +0100 |
| commit | 5aade9c402e2195bc1742509300983b0d77f33e8 (patch) | |
| tree | 41e892d70b71cd306c7b45a6a998a61c0880ff96 | |
| parent | a494d85ef6cf00a6a61707e5bc41aa59bb17b7e6 (diff) | |
| download | lvm2-5aade9c402e2195bc1742509300983b0d77f33e8.tar.gz | |
topology: handle reported sizes smaller then sector
Recent kernel (4.4) start to report values smaller then sector size
(but in reporting size for SSD which support data zeroing on discard).
For now log warning and assume it really means 1 sector.
Addressing RHBZ:
https://bugzilla.redhat.com/show_bug.cgi?id=1313377
| -rw-r--r-- | lib/device/dev-type.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/device/dev-type.c b/lib/device/dev-type.c index a6223dcea..689809a36 100644 --- a/lib/device/dev-type.c +++ b/lib/device/dev-type.c @@ -853,6 +853,12 @@ static unsigned long _dev_topology_attribute(struct dev_types *dt, result = value >> SECTOR_SHIFT; + if (!result && value) { + log_warn("WARNING: Device %s: %s is %lu and is unexpectedly less then sector.", + dev_name(dev), attribute, value); + result = 1; + } + out_close: if (fclose(fp)) log_sys_debug("fclose", path); |