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mirror of git://sourceware.org/git/lvm2.git synced 2024-11-11 23:22:05 +03:00

libdm: split code for sending message

Move message sending from _thin_pool_node_message to
new _node_message for possible better code sharing.
This commit is contained in:
Zdenek Kabelac 2018-06-23 21:00:40 +02:00
parent 58976ccc34
commit 4c1caa7e26

View File

@ -1428,9 +1428,41 @@ out:
return r;
}
static int _thin_pool_node_message(struct dm_tree_node *dnode, struct thin_message *tm)
static int _node_message(uint32_t major, uint32_t minor,
int expected_errno, const char *message)
{
struct dm_task *dmt;
int r = 0;
if (!(dmt = dm_task_create(DM_DEVICE_TARGET_MSG)))
return_0;
if (!dm_task_set_major(dmt, major) ||
!dm_task_set_minor(dmt, minor)) {
log_error("Failed to set message major minor.");
goto out;
}
if (!dm_task_set_message(dmt, message))
goto_out;
/* Internal functionality of dm_task */
dmt->expected_errno = expected_errno;
if (!dm_task_run(dmt)) {
log_error("Failed to process message \"%s\".", message);
goto out;
}
r = 1;
out:
dm_task_destroy(dmt);
return r;
}
static int _thin_pool_node_message(struct dm_tree_node *dnode, struct thin_message *tm)
{
struct dm_thin_message *m = &tm->message;
char buf[64];
int r;
@ -1470,33 +1502,11 @@ static int _thin_pool_node_message(struct dm_tree_node *dnode, struct thin_messa
return 0;
}
r = 0;
if (!(dmt = dm_task_create(DM_DEVICE_TARGET_MSG)))
if (!_node_message(dnode->info.major, dnode->info.minor,
tm->expected_errno, buf))
return_0;
if (!dm_task_set_major(dmt, dnode->info.major) ||
!dm_task_set_minor(dmt, dnode->info.minor)) {
log_error("Failed to set message major minor.");
goto out;
}
if (!dm_task_set_message(dmt, buf))
goto_out;
/* Internal functionality of dm_task */
dmt->expected_errno = tm->expected_errno;
if (!dm_task_run(dmt)) {
log_error("Failed to process thin pool message \"%s\".", buf);
goto out;
}
r = 1;
out:
dm_task_destroy(dmt);
return r;
return 1;
}
static struct load_segment *_get_last_load_segment(struct dm_tree_node *node)