If we do underflow the know usage of a storage, recalculate it

Fixes bug #22424 on 0.3.1.1-alpha.
This commit is contained in:
teor 2017-05-28 22:28:56 +10:00
parent 69b234a0a8
commit 79725289e1
No known key found for this signature in database
GPG Key ID: 740D9E39025272A2

View File

@ -418,6 +418,16 @@ storage_dir_reduce_usage(storage_dir_t *d, uint64_t removed_file_size)
* actual usage (rather than relaying on cached usage), and the call to
* this function. */
d->usage -= removed_file_size;
} else {
/* If we underflowed the cached directory size, re-check the sizes of all
* the files in the directory. This makes storage_dir_shrink() quadratic,
* but only if a process is continually changing file sizes in the
* storage directory (in which case, we have bigger issues).
*
* We can't just reset usage_known, because storage_dir_shrink() relies
* on knowing the usage. */
storage_dir_rescan(d);
(void)storage_dir_get_usage(d);
}
}
}