[lvm-devel] LVM2/lib/activate dev_manager.c dev_manager.h
zkabelac at sourceware.org
zkabelac at sourceware.org
Wed Dec 21 13:09:34 UTC 2011
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: zkabelac at sourceware.org 2011-12-21 13:09:34
Modified files:
lib/activate : dev_manager.c dev_manager.h
Log message:
Thin add dev_manager_thin_pool_percent
dev manager function to read percent info from thin pool.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/activate/dev_manager.c.diff?cvsroot=lvm2&r1=1.255&r2=1.256
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/activate/dev_manager.h.diff?cvsroot=lvm2&r1=1.40&r2=1.41
--- LVM2/lib/activate/dev_manager.c 2011/12/21 12:59:22 1.255
+++ LVM2/lib/activate/dev_manager.c 2011/12/21 13:09:33 1.256
@@ -872,6 +872,30 @@
#endif
+int dev_manager_thin_pool_percent(struct dev_manager *dm,
+ const struct logical_volume *lv,
+ percent_t *percent)
+{
+ char *name;
+ const char *dlid;
+
+ /*
+ * Build a name for the top layer.
+ */
+ if (!(name = dm_build_dm_name(dm->mem, lv->vg->name, lv->name, thin_layer)))
+ return_0;
+
+ if (!(dlid = build_dm_uuid(dm->mem, lv->lvid.s, thin_layer)))
+ return_0;
+
+ log_debug("Getting device status percentage for %s", name);
+ if (!(_percent(dm, name, dlid, "thin-pool", 0, NULL, percent,
+ NULL, 1)))
+ return_0;
+
+ return 1;
+}
+
/*************************/
/* NEW CODE STARTS HERE */
/*************************/
--- LVM2/lib/activate/dev_manager.h 2011/10/17 14:18:07 1.40
+++ LVM2/lib/activate/dev_manager.h 2011/12/21 13:09:34 1.41
@@ -52,6 +52,9 @@
int dev_manager_mirror_percent(struct dev_manager *dm,
const struct logical_volume *lv, int wait,
percent_t *percent, uint32_t *event_nr);
+int dev_manager_thin_pool_percent(struct dev_manager *dm,
+ const struct logical_volume *lv,
+ percent_t *percent);
int dev_manager_suspend(struct dev_manager *dm, struct logical_volume *lv,
struct lv_activate_opts *laopts, int lockfs, int flush_required);
int dev_manager_activate(struct dev_manager *dm, struct logical_volume *lv,
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