From: Vitaly Wool <vitaly.wool@konsulko.com>
To: Tian Tao <tiantao6@hisilicon.com>
Cc: Seth Jennings <sjenning@redhat.com>,
Dan Streetman <ddstreet@ieee.org>,
Andrew Morton <akpm@linux-foundation.org>,
Barry Song <song.bao.hua@hisilicon.com>,
Linux-MM <linux-mm@kvack.org>, Mike Galbraith <efault@gmx.de>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Subject: Re: [RFC mm/zswap 0/2] Fix the compatibility of zsmalloc and zswap
Date: Thu, 14 Jan 2021 19:46:06 +0100 [thread overview]
Message-ID: <CAM4kBBJmGxKo7Z1g716WetmP7jWnN7Fo24VMak4opDqCDvZHvg@mail.gmail.com> (raw)
In-Reply-To: <1608894171-54174-1-git-send-email-tiantao6@hisilicon.com>
On Fri, Dec 25, 2020 at 12:02 PM Tian Tao <tiantao6@hisilicon.com> wrote:
>
> patch #1 add a flag to zpool, then zswap used to determine if zpool
> drivers such as zbud/z3fold/zsmalloc whether can sleep in atoimc context.
> patch #2 set flag sleep_mapped to true indicates that zbud/z3fold can
> sleep in atomic context. zsmalloc didin't support sleep in atomic context,
> so not set that flag to true.
>
> Tian Tao (2):
> mm/zswap: add the flag can_sleep_mapped
> mm: set the sleep_mapped to true for zbud and z3fold
>
> include/linux/zpool.h | 3 +++
> mm/z3fold.c | 1 +
> mm/zbud.c | 1 +
> mm/zpool.c | 13 +++++++++++++
> mm/zswap.c | 50 +++++++++++++++++++++++++++++++++++++++++++++-----
> 5 files changed, 63 insertions(+), 5 deletions(-)
Haven't been able to actually test these yet, but looks good to me so far, so
Reviewed-by: Vitaly Wool <vitaly.wool@konsulko.com>
Please wait a bit for Mike, Sebastian or me to actually test this.
Also, keep them CC'd explicitly if you are to come up with a new
version for some reason.
Best regards,
Vitaly
next prev parent reply other threads:[~2021-01-14 18:46 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-25 11:02 [RFC mm/zswap 0/2] Fix the compatibility of zsmalloc and zswap Tian Tao
2020-12-25 11:02 ` [RFC mm/zswap 1/2] mm/zswap: add the flag can_sleep_mapped Tian Tao
2021-01-14 18:28 ` Minchan Kim
2021-01-14 18:40 ` Vitaly Wool
2021-01-14 18:56 ` Minchan Kim
2021-01-14 19:05 ` Vitaly Wool
2021-01-14 19:21 ` Shakeel Butt
2021-01-14 19:23 ` Minchan Kim
2021-01-14 19:53 ` Vitaly Wool
2021-01-14 21:09 ` Shakeel Butt
2021-01-14 22:41 ` Vitaly Wool
2021-01-19 1:28 ` tiantao (H)
2021-01-14 18:43 ` Shakeel Butt
2021-01-14 18:53 ` Vitaly Wool
2021-01-21 9:17 ` Vitaly Wool
2021-01-21 23:15 ` Song Bao Hua (Barry Song)
2020-12-25 11:02 ` [RFC mm/zswap 2/2] mm: set the sleep_mapped to true for zbud and z3fold Tian Tao
2021-01-14 18:46 ` Vitaly Wool [this message]
2021-01-15 1:17 ` [RFC mm/zswap 0/2] Fix the compatibility of zsmalloc and zswap tiantao (H)
2021-01-19 1:31 ` tiantao (H)
2021-01-19 2:39 ` Mike Galbraith
2021-01-18 13:44 ` Sebastian Andrzej Siewior
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