shaba/lvm2
1
0
Fork 0
mirror of git://sourceware.org/git/lvm2.git synced 2024-12-21 13:34:40 +03:00
Code Releases Activity

dev-cache: avoid hashing same data again

Browse Source 
Before hashing device again with path, check if it's not already hashed.

TODO: maybe bigger chunk of executed code might be actually skipped.
This commit is contained in:
Zdenek Kabelac 2017-07-16 20:56:58 +02:00
parent 9b4b5d449e
commit 767a5e1281
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
lib/device/dev-cache.c
View File

@ -706,6 +706,12 @@ static int _insert_dev(const char *path, dev_t d)
}
}
if (dm_hash_lookup(_cache.names, path) == dev) {
/* Hash already has matching entry present */
log_debug("Path already cached %s.", path);
return 1;
}
if (!(path_copy = dm_pool_strdup(_cache.mem, path))) {
log_error("Failed to duplicate path string.");
return 0;