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From: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
To: Minchan Kim <minchan@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
	Joey Pabalinas <joeypabalinas@gmail.com>
Subject: Re: [PATCH v3 4/7] zram: introduce ZRAM_IDLE flag
Date: Thu, 29 Nov 2018 11:29:30 +0900
Message-ID: <20181129022930.GB6379@jagdpanzerIV> (raw)
In-Reply-To: <20181127055429.251614-5-minchan@kernel.org>

On (11/27/18 14:54), Minchan Kim wrote:
> To support idle page writeback with upcoming patches, this patch
> introduces a new ZRAM_IDLE flag.
> 
> Userspace can mark zram slots as "idle" via
> 	"echo all > /sys/block/zramX/idle"
> which marks every allocated zram slot as ZRAM_IDLE.
> User could see it by /sys/kernel/debug/zram/zram0/block_state.
> 
>           300    75.033841 ...i
>           301    63.806904 s..i
>           302    63.806919 ..hi

Hopefully we will never have a 't' block state :)

	-ss

  reply index

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-27  5:54 [PATCH v3 0/7] zram idle page writeback Minchan Kim
2018-11-27  5:54 ` [PATCH v3 1/7] zram: fix lockdep warning of free block handling Minchan Kim
2018-11-29  2:43   ` Sergey Senozhatsky
2018-11-27  5:54 ` [PATCH v3 2/7] zram: fix double free backing device Minchan Kim
2018-11-29  2:32   ` Sergey Senozhatsky
2018-11-27  5:54 ` [PATCH v3 3/7] zram: refactoring flags and writeback stuff Minchan Kim
2018-11-27  5:54 ` [PATCH v3 4/7] zram: introduce ZRAM_IDLE flag Minchan Kim
2018-11-29  2:29   ` Sergey Senozhatsky [this message]
2018-11-27  5:54 ` [PATCH v3 5/7] zram: support idle/huge page writeback Minchan Kim
2018-11-28 23:35   ` Andrew Morton
2018-11-29  1:36     ` Minchan Kim
2018-11-27  5:54 ` [PATCH v3 6/7] zram: add bd_stat statistics Minchan Kim
2018-11-27  5:54 ` [PATCH v3 7/7] zram: writeback throttle Minchan Kim
2018-11-28 23:41   ` Andrew Morton
2018-11-29  1:55     ` Minchan Kim
2018-11-29  2:23   ` Sergey Senozhatsky
2018-12-02 23:18     ` Minchan Kim
2018-12-03  2:30       ` Sergey Senozhatsky
2018-12-03  2:41         ` Minchan Kim
2018-12-03  2:45           ` Sergey Senozhatsky
2018-11-30  4:36 ` [PATCH v3 0/7] zram idle page writeback Sergey Senozhatsky
2018-12-02 23:20   ` Minchan Kim
2018-12-02 23:28 ` Joey Pabalinas

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