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Code Releases Activity

Warn if secure data flag requested but not supported by kernel.

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This commit is contained in:
Alasdair Kergon 2011-02-04 21:26:33 +00:00
parent a1dbe74c4c
commit fe7a45c331
1 changed files with 5 additions and 1 deletions
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6
libdm/ioctl/libdm-iface.c
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@ -1541,8 +1541,12 @@ static struct dm_ioctl *_flatten(struct dm_task *dmt, unsigned repeat_count)
dmi->flags |= DM_READONLY_FLAG; dmi->flags |= DM_READONLY_FLAG;
if (dmt->skip_lockfs) if (dmt->skip_lockfs)
dmi->flags |= DM_SKIP_LOCKFS_FLAG; dmi->flags |= DM_SKIP_LOCKFS_FLAG;
if (dmt->secure_data) if (dmt->secure_data) {
if (_dm_version_minor < 20)
log_warn("WARNING: Secure data flag unsupported by "
"kernel. Buffers will not be wiped after use.");
dmi->flags |= DM_SECURE_DATA_FLAG; dmi->flags |= DM_SECURE_DATA_FLAG;
}
if (dmt->query_inactive_table) { if (dmt->query_inactive_table) {
if (_dm_version_minor < 16) if (_dm_version_minor < 16)
log_warn("WARNING: Inactive table query unsupported " log_warn("WARNING: Inactive table query unsupported "