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dev-cache: also add dev name for device found in sysfs only

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For the case when we print device name associated with struct device
that was not found in /dev, but in sysfs, for example when printing
devices where LV device mismatch is found.
This commit is contained in:
Peter Rajnoha 2016-04-01 10:09:03 +02:00
parent 91d32f9d1b
commit 7ed5a65ee5
1 changed files with 18 additions and 0 deletions
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18
lib/device/dev-cache.c
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@ -433,11 +433,29 @@ static struct dm_list *_get_or_add_list_by_index_key(struct dm_hash_table *idx,
static struct device *_insert_sysfs_dev(dev_t devno, const char *devname) static struct device *_insert_sysfs_dev(dev_t devno, const char *devname)
{ {
char path[PATH_MAX];
char *path_copy;
struct device *dev; struct device *dev;
if (dm_snprintf(path, sizeof(path), "%s%s", _cache.dev_dir, devname) < 0) {
log_error("_insert_sysfs_dev: %s: dm_snprintf failed", devname);
return NULL;
}
if (!(dev = _dev_create(devno))) if (!(dev = _dev_create(devno)))
return_NULL; return_NULL;
if (!(path_copy = dm_pool_strdup(_cache.mem, path))) {
log_error("_insert_sysfs_dev: %s: dm_pool_strdup failed", devname);
return NULL;
}
if (!_add_alias(dev, path_copy)) {
log_error("Couldn't add alias to dev cache.");
_free(dev);
return NULL;
}
if (!btree_insert(_cache.sysfs_only_devices, (uint32_t) devno, dev)) { if (!btree_insert(_cache.sysfs_only_devices, (uint32_t) devno, dev)) {
log_error("Couldn't add device to binary tree of sysfs-only devices in dev cache."); log_error("Couldn't add device to binary tree of sysfs-only devices in dev cache.");
_free(dev); _free(dev);