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From: Sergey Senozhatsky <senozhatsky@chromium.org>
To: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Barry Song <baohua@kernel.org>,
	akpm@linux-foundation.org,  bigeasy@linutronix.de,
	hdanton@sina.com, linux-kernel@vger.kernel.org,
	 linux-mm@kvack.org, minchan@kernel.org, ryncsn@gmail.com,
	yosry.ahmed@linux.dev,  surenb@google.com,
	Dongdong Zhang <zhangdongdong5@xiaomi.com>,
	 Suleiman Souhlal <suleiman@google.com>
Subject: Re: [RFC PATCH] zram: avoid preemption with CPU-based compression backends
Date: Wed, 5 Aug 2026 18:01:14 +0900	[thread overview]
Message-ID: <anL7bK6lbp5qTqQy@google.com> (raw)
In-Reply-To: <anL0utxGYeGOGwjt@google.com>

On (26/08/05 17:46), Sergey Senozhatsky wrote:
> On (26/08/05 15:50), Barry Song wrote:


> This sounds interesting. I think all of the S/W backends that we use
> have stateless decompression

OK, that doesn't seem to be true, but just for initial testing
on lzo/lz4 we can simply split the lock.  zstd/deflate need
context for decompression, this doesn't look stateless.


  reply	other threads:[~2026-08-05  9:01 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-05  0:55 [RFC PATCH] zram: avoid preemption with CPU-based compression backends Barry Song (Xiaomi)
2026-08-05  1:27 ` Sergey Senozhatsky
2026-08-05  1:57   ` Barry Song
2026-08-05  2:09     ` Sergey Senozhatsky
2026-08-05  5:09       ` Barry Song
2026-08-05  5:21         ` Sergey Senozhatsky
2026-08-05  7:50           ` Barry Song
2026-08-05  8:46             ` Sergey Senozhatsky
2026-08-05  9:01               ` Sergey Senozhatsky [this message]
2026-08-05 10:07             ` Barry Song (Xiaomi)
2026-08-05 10:25             ` Sergey Senozhatsky
2026-08-05 10:34               ` Barry Song
2026-08-05 10:37                 ` Sergey Senozhatsky
2026-08-05  2:19 ` Bo Zhang
2026-08-05  2:31   ` Barry Song
2026-08-05  7:30 ` Sergey Senozhatsky

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