mm: zswap: clean up zswap_entry_put()
Remove stale comment and unnecessary local variable. Link: https://lkml.kernel.org/r/20240130014208.565554-6-hannes@cmpxchg.org Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> Acked-by: Yosry Ahmed <yosryahmed@google.com> Reviewed-by: Nhat Pham <nphamcs@gmail.com> Reviewed-by: Chengming Zhou <zhouchengming@bytedance.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
parent
e477559ca6
commit
dab7711fac
10
mm/zswap.c
10
mm/zswap.c
@ -545,15 +545,11 @@ static void zswap_entry_get(struct zswap_entry *entry)
|
||||
entry->refcount++;
|
||||
}
|
||||
|
||||
/* caller must hold the tree lock
|
||||
* remove from the tree and free it, if nobody reference the entry
|
||||
*/
|
||||
/* caller must hold the tree lock */
|
||||
static void zswap_entry_put(struct zswap_entry *entry)
|
||||
{
|
||||
int refcount = --entry->refcount;
|
||||
|
||||
WARN_ON_ONCE(refcount < 0);
|
||||
if (refcount == 0) {
|
||||
WARN_ON_ONCE(!entry->refcount);
|
||||
if (--entry->refcount == 0) {
|
||||
WARN_ON_ONCE(!RB_EMPTY_NODE(&entry->rbnode));
|
||||
zswap_entry_free(entry);
|
||||
}
|
||||
|
Loading…
x
Reference in New Issue
Block a user