diff options
| author | Johannes Weiner <hannes@cmpxchg.org> | 2024-03-12 16:34:12 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2024-04-26 05:55:48 +0200 |
| commit | 4196b48ddd382419e51658bf94a25af195ba9450 (patch) | |
| tree | d40a1612881356123e6b4896bdb888039dab0822 /mm/zpool.c | |
| parent | mm: zswap: optimize zswap pool size tracking (diff) | |
| download | linux-4196b48ddd382419e51658bf94a25af195ba9450.tar.xz linux-4196b48ddd382419e51658bf94a25af195ba9450.zip | |
mm: zpool: return pool size in pages
All zswap backends track their pool sizes in pages. Currently they
multiply by PAGE_SIZE for zswap, only for zswap to divide again in order
to do limit math. Report pages directly.
Link: https://lkml.kernel.org/r/20240312153901.3441-2-hannes@cmpxchg.org
Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Yosry Ahmed <yosryahmed@google.com>
Reviewed-by: Chengming Zhou <chengming.zhou@linux.dev>
Reviewed-by: Nhat Pham <nphamcs@gmail.com>
Cc: Yosry Ahmed <yosryahmed@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/zpool.c')
| -rw-r--r-- | mm/zpool.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/mm/zpool.c b/mm/zpool.c index 846410479c2f..b9fda1fa857d 100644 --- a/mm/zpool.c +++ b/mm/zpool.c @@ -321,16 +321,16 @@ void zpool_unmap_handle(struct zpool *zpool, unsigned long handle) } /** - * zpool_get_total_size() - The total size of the pool + * zpool_get_total_pages() - The total size of the pool * @zpool: The zpool to check * - * This returns the total size in bytes of the pool. + * This returns the total size in pages of the pool. * - * Returns: Total size of the zpool in bytes. + * Returns: Total size of the zpool in pages. */ -u64 zpool_get_total_size(struct zpool *zpool) +u64 zpool_get_total_pages(struct zpool *zpool) { - return zpool->driver->total_size(zpool->pool); + return zpool->driver->total_pages(zpool->pool); } /** |