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libdm: enable no_flush for driver version > 11

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It appears the driver version 11 has troubles with usage of no_flush
So require at least version 12.
This commit is contained in:
Zdenek Kabelac 2015-10-26 07:37:59 +01:00
parent f898cf7539
commit 428ca9b120
1 changed files with 7 additions and 2 deletions
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7
libdm/ioctl/libdm-iface.c
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@ -1202,8 +1202,13 @@ static struct dm_ioctl *_flatten(struct dm_task *dmt, unsigned repeat_count)
if (dmt->type == DM_DEVICE_SUSPEND)
dmi->flags |= DM_SUSPEND_FLAG;
if (dmt->no_flush)
if (dmt->no_flush) {
if (_dm_version_minor < 12)
log_verbose("No flush flag unsupported by kernel. "
"Buffers will be flushed.");
else
dmi->flags |= DM_NOFLUSH_FLAG;
}
if (dmt->read_only)
dmi->flags |= DM_READONLY_FLAG;
if (dmt->skip_lockfs)