From: Sergey Senozhatsky Date: Sat, 25 Mar 2023 02:46:31 +0000 (+0900) Subject: zsmalloc: document freeable stats X-Git-Tag: Ubuntu-6.5.0-9.9~2994^2~8 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=618a8a917dbf5830e2064d2fa0568940eb5d2584;p=mirror_ubuntu-kernels.git zsmalloc: document freeable stats When freeable class stat was added to classes file (back in 2016) we forgot to update zsmalloc documentation. Fix that. Link: https://lkml.kernel.org/r/20230325024631.2817153-3-senozhatsky@chromium.org Fixes: 1120ed548394 ("mm/zsmalloc: add `freeable' column to pool stat") Signed-off-by: Sergey Senozhatsky Cc: Minchan Kim Cc: Signed-off-by: Andrew Morton --- diff --git a/Documentation/mm/zsmalloc.rst b/Documentation/mm/zsmalloc.rst index 3c6bf639887f..a3c26d587752 100644 --- a/Documentation/mm/zsmalloc.rst +++ b/Documentation/mm/zsmalloc.rst @@ -83,6 +83,8 @@ pages_used the number of pages allocated for the class pages_per_zspage the number of 0-order pages to make a zspage +freeable + the approximate number of pages class compaction can free Each zspage maintains inuse counter which keeps track of the number of objects stored in the zspage. The inuse counter determines the zspage's