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lvconvert: enable --uncache with dm-writecache cachevol

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splitcache followed by an automatic lvremove of
the cachevol LV
This commit is contained in:
David Teigland 2019-09-24 15:49:21 -05:00
parent 26596ce7fa
commit 9a8e6ad014
1 changed files with 7 additions and 7 deletions
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14
tools/lvconvert.c
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@ -4715,16 +4715,16 @@ static int _lvconvert_split_cache_single(struct cmd_context *cmd,
/* If LV is inactive here, ensure it's not active elsewhere. */
if (!lockd_lv(cmd, lv_main, "ex", 0))
return_0;
return ECMD_FAILED;
if (lv_is_writecache(lv_main)) {
if (cmd->command->command_enum == lvconvert_split_and_remove_cache_CMD) {
log_error("Detach cache from %s with --splitcache.", display_lvname(lv));
log_error("The writecache %s may then be removed with lvremove.", display_lvname(lv_fast));
return 0;
}
if (!_lvconvert_detach_writecache(cmd, lv_main, lv_fast))
return ECMD_FAILED;
ret = _lvconvert_detach_writecache(cmd, lv_main, lv_fast);
if (cmd->command->command_enum == lvconvert_split_and_remove_cache_CMD) {
if (lvremove_single(cmd, lv_fast, NULL) != ECMD_PROCESSED)
return ECMD_FAILED;
}
} else if (lv_is_cache(lv_main) && lv_is_cache_vol(lv_fast)) {
if (cmd->command->command_enum == lvconvert_split_and_remove_cache_CMD) {