Patch series "mm: zswap: three cleanups".
Three small cleanups to zswap, the first one suggested by Yosry during the
frontswap removal.
This patch (of 3):
Minor cleanup. Instead of open-coding the tree deletion and the put, use
the zswap_invalidate_entry() convenience helper.
Link: https://lkml.kernel.org/r/20230727162343.1415598-1-hannes@cmpxchg.org
Link: https://lkml.kernel.org/r/20230727162343.1415598-2-hannes@cmpxchg.org
Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Suggested-by: Yosry Ahmed <yosryahmed@google.com>
Reviewed-by: Yosry Ahmed <yosryahmed@google.com>
Cc: Domenico Cerasuolo <cerasuolodomenico@gmail.com>
Cc: Nhat Pham <nphamcs@gmail.com>
Cc: Barry Song <song.bao.hua@hisilicon.com>
Cc: Seth Jennings <sjenning@redhat.com>
Cc: Vitaly Wool <vitaly.wool@konsulko.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
spin_lock(&tree->lock);
while (zswap_rb_insert(&tree->rbroot, entry, &dupentry) == -EEXIST) {
zswap_duplicate_entry++;
- /* remove from rbtree */
- zswap_rb_erase(&tree->rbroot, dupentry);
- zswap_entry_put(tree, dupentry);
+ zswap_invalidate_entry(tree, dupentry);
}
if (entry->length) {
spin_lock(&entry->pool->lru_lock);