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mirror of git://sourceware.org/git/lvm2.git synced 2024-12-21 13:34:40 +03:00

lvconvert: use standard wiping code

This commit is contained in:
Zdenek Kabelac 2018-12-21 20:39:39 +01:00
parent 9830aa207c
commit fb85d5d024

View File

@ -5225,52 +5225,6 @@ bad:
}
static int _writecache_zero(struct cmd_context *cmd, struct logical_volume *lv)
{
struct device *dev;
char name[PATH_MAX];
int ret = 0;
if (!activate_lv(cmd, lv)) {
log_error("Failed to activate LV %s for zeroing.", lv->name);
return 0;
}
sync_local_dev_names(cmd);
if (dm_snprintf(name, sizeof(name), "%s%s/%s",
cmd->dev_dir, lv->vg->name, lv->name) < 0) {
log_error("Name too long - device not cleared (%s)", lv->name);
goto out;
}
if (!(dev = dev_cache_get(cmd, name, NULL))) {
log_error("%s: not found: device not zeroed", name);
goto out;
}
if (!label_scan_open(dev)) {
log_error("Failed to open %s/%s for zeroing.", lv->vg->name, lv->name);
goto out;
}
if (!dev_write_zeros(dev, UINT64_C(0), (size_t) 1 << SECTOR_SHIFT))
goto_out;
log_debug("Zeroed the first sector of %s", lv->name);
label_scan_invalidate(dev);
ret = 1;
out:
if (!deactivate_lv(cmd, lv)) {
log_error("Failed to deactivate LV %s for zeroing.", lv->name);
ret = 0;
}
return ret;
}
static int _get_one_writecache_setting(struct cmd_context *cmd, struct writecache_settings *settings,
char *key, char *val, uint32_t *block_size_sectors)
{
@ -5513,7 +5467,7 @@ static int _lvconvert_writecache_attach_single(struct cmd_context *cmd,
* writecache block_size value matching the sector size of lv.
*/
if (!_writecache_zero(cmd, lv_fast)) {
if (!activate_and_wipe_lv(lv_fast, 0)) {
log_error("LV %s could not be zeroed.", display_lvname(lv_fast));
return 0;
}