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Do not check for open_count when not needed.

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Disable open_count checking in lv_info it it's not used.

Fix previous commit (comment out unsable code for now).
This commit is contained in:
Zdenek Kabelac 2011-02-03 01:24:46 +00:00
parent 56cab8cc03
commit 401a40d941
6 changed files with 10 additions and 6 deletions
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2
WHATS_NEW
View File

@ -1,5 +1,7 @@
Version 2.02.83 -
===================================
Remove unneeded checks for open_count in lv_info().
Synchronize with udev before checking open_count in lv_info().
Allow CLVMD_CMD_SYNC_NAMES to be propagated around the cluster if requested.
Add "dmsetup ls --tree" output to lvmdump.
Fix udev synchronization with no-locking --sysinit (2.02.80).

4
lib/activate/activate.c
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@ -469,7 +469,7 @@ int lv_info(struct cmd_context *cmd, const struct logical_volume *lv, unsigned o
if (with_open_count) {
if (locking_is_clustered())
sync_local_dev_names(cmd); /* Wait to have udev in sync */
else if (fs_has_non_delete_ops())
else //if (fs_has_non_delete_ops())
fs_unlock(); /* For non clustered - wait if there are non-delete ops */
}
@ -1219,7 +1219,7 @@ int lv_deactivate(struct cmd_context *cmd, const char *lvid_s)
r = _lv_deactivate(lv);
memlock_dec(cmd);
if (!lv_info(cmd, lv, 0, &info, 1, 0) || info.exists)
if (!lv_info(cmd, lv, 0, &info, 0, 0) || info.exists)
r = 0;
out:
if (lv) {

2
lib/activate/fs.c
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@ -423,7 +423,9 @@ void fs_set_cookie(uint32_t cookie)
_fs_cookie = cookie;
}
#if 0
int fs_has_non_delete_ops(void)
{
return _other_fs_ops(FS_DEL);
}
#endif

4
liblvm/lvm_lv.c
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@ -62,7 +62,7 @@ struct lvm_property_value lvm_lvseg_get_property(const lvseg_t lvseg,
uint64_t lvm_lv_is_active(const lv_t lv)
{
struct lvinfo info;
if (lv_info(lv->vg->cmd, lv, 0, &info, 1, 0) &&
if (lv_info(lv->vg->cmd, lv, 0, &info, 0, 0) &&
info.exists && info.live_table)
return 1;
return 0;
@ -71,7 +71,7 @@ uint64_t lvm_lv_is_active(const lv_t lv)
uint64_t lvm_lv_is_suspended(const lv_t lv)
{
struct lvinfo info;
if (lv_info(lv->vg->cmd, lv, 0, &info, 1, 0) &&
if (lv_info(lv->vg->cmd, lv, 0, &info, 0, 0) &&
info.exists && info.suspended)
return 1;
return 0;

2
tools/lvconvert.c
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@ -1637,7 +1637,7 @@ static int poll_logical_volume(struct cmd_context *cmd, struct logical_volume *l
{
struct lvinfo info;
if (!lv_info(cmd, lv, 0, &info, 1, 0) || !info.exists) {
if (!lv_info(cmd, lv, 0, &info, 0, 0) || !info.exists) {
log_print("Conversion starts after activation.");
return ECMD_PROCESSED;
}

2
tools/lvscan.c
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@ -28,7 +28,7 @@ static int lvscan_single(struct cmd_context *cmd, struct logical_volume *lv,
if (!arg_count(cmd, all_ARG) && !lv_is_visible(lv))
return ECMD_PROCESSED;
inkernel = lv_info(cmd, lv, 0, &info, 1, 0) && info.exists;
inkernel = lv_info(cmd, lv, 0, &info, 0, 0) && info.exists;
if (lv_is_origin(lv)) {
dm_list_iterate_items_gen(snap_seg, &lv->snapshot_segs,
origin_list) {