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Date:   Mon, 28 Nov 2022 14:28:31 -0500
From:   Johannes Weiner <hannes@cmpxchg.org>
To:     Nhat Pham <nphamcs@gmail.com>
Cc:     akpm@linux-foundation.org, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org, minchan@kernel.org,
        ngupta@vflare.org, senozhatsky@chromium.org, sjenning@redhat.com,
        ddstreet@ieee.org, vitaly.wool@konsulko.com
Subject: Re: [PATCH v7 6/6] zsmalloc: Implement writeback mechanism for
 zsmalloc
Message-ID: <Y4UL3yF9erST4nEp@cmpxchg.org>
References: <20221128191616.1261026-1-nphamcs@gmail.com>
 <20221128191616.1261026-7-nphamcs@gmail.com>
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On Mon, Nov 28, 2022 at 11:16:15AM -0800, Nhat Pham wrote:
> This commit adds the writeback mechanism for zsmalloc, analogous to the
> zbud allocator. Zsmalloc will attempt to determine the coldest zspage
> (i.e least recently used) in the pool, and attempt to write back all the
> stored compressed objects via the pool's evict handler.
> 
> Signed-off-by: Nhat Pham <nphamcs@gmail.com>

Ok, this now also has the get_first_page() and the cond_resched() that
Sergey had asked for. Looks good to me.

Acked-by: Johannes Weiner <hannes@cmpxchg.org>