From: Minchan Kim <minchan@kernel.org>
To: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Cc: Jens Axboe <axboe@kernel.dk>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
jack@suse.cz, linux-nvdimm@lists.01.org,
Dave Chinner <david@fromorbit.com>,
linux-kernel@vger.kernel.org,
Matthew Wilcox <willy@infradead.org>,
Christoph Hellwig <hch@lst.de>,
linux-mm@kvack.org, kernel-team <kernel-team@lge.com>,
seungho1.park@lge.com, "karam . lee" <karam.lee@lge.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v1 5/6] zram: remove zram_rw_page
Date: Tue, 8 Aug 2017 17:13:38 +0900 [thread overview]
Message-ID: <20170808081338.GA30908@bbox> (raw)
In-Reply-To: <20170808070226.GC7765@jagdpanzerIV.localdomain>
Hi Sergey,
On Tue, Aug 08, 2017 at 04:02:26PM +0900, Sergey Senozhatsky wrote:
> On (08/08/17 15:50), Minchan Kim wrote:
> > With on-stack-bio, rw_page interface doesn't provide a clear performance
> > benefit for zram and surely has a maintenance burden, so remove the
> > last user to remove rw_page completely.
>
> OK, never really liked it, I think we had that conversation before.
>
> as far as I remember, zram_rw_page() was the reason we had to do some
> tricks with init_lock to make lockdep happy. may be now we can "simplify"
> the things back.
I cannot remember. Blame my brain. ;-)
Anyway, it's always welcome to make thing simple.
Could you send a patch after settle down this patchset?
>
>
> > Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
> > Signed-off-by: Minchan Kim <minchan@kernel.org>
>
> Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Thanks for the review!
_______________________________________________
Linux-nvdimm mailing list
Linux-nvdimm@lists.01.org
https://lists.01.org/mailman/listinfo/linux-nvdimm
WARNING: multiple messages have this Message-ID (diff)
From: Minchan Kim <minchan@kernel.org>
To: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Ross Zwisler <ross.zwisler@linux.intel.com>,
"karam . lee" <karam.lee@lge.com>,
seungho1.park@lge.com, Matthew Wilcox <willy@infradead.org>,
Christoph Hellwig <hch@lst.de>,
Dan Williams <dan.j.williams@intel.com>,
Dave Chinner <david@fromorbit.com>,
jack@suse.cz, Jens Axboe <axboe@kernel.dk>,
Vishal Verma <vishal.l.verma@intel.com>,
linux-nvdimm@lists.01.org, kernel-team <kernel-team@lge.com>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Subject: Re: [PATCH v1 5/6] zram: remove zram_rw_page
Date: Tue, 8 Aug 2017 17:13:38 +0900 [thread overview]
Message-ID: <20170808081338.GA30908@bbox> (raw)
In-Reply-To: <20170808070226.GC7765@jagdpanzerIV.localdomain>
Hi Sergey,
On Tue, Aug 08, 2017 at 04:02:26PM +0900, Sergey Senozhatsky wrote:
> On (08/08/17 15:50), Minchan Kim wrote:
> > With on-stack-bio, rw_page interface doesn't provide a clear performance
> > benefit for zram and surely has a maintenance burden, so remove the
> > last user to remove rw_page completely.
>
> OK, never really liked it, I think we had that conversation before.
>
> as far as I remember, zram_rw_page() was the reason we had to do some
> tricks with init_lock to make lockdep happy. may be now we can "simplify"
> the things back.
I cannot remember. Blame my brain. ;-)
Anyway, it's always welcome to make thing simple.
Could you send a patch after settle down this patchset?
>
>
> > Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
> > Signed-off-by: Minchan Kim <minchan@kernel.org>
>
> Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Thanks for the review!
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
WARNING: multiple messages have this Message-ID (diff)
From: Minchan Kim <minchan@kernel.org>
To: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Ross Zwisler <ross.zwisler@linux.intel.com>,
"karam . lee" <karam.lee@lge.com>,
seungho1.park@lge.com, Matthew Wilcox <willy@infradead.org>,
Christoph Hellwig <hch@lst.de>,
Dan Williams <dan.j.williams@intel.com>,
Dave Chinner <david@fromorbit.com>,
jack@suse.cz, Jens Axboe <axboe@kernel.dk>,
Vishal Verma <vishal.l.verma@intel.com>,
linux-nvdimm@lists.01.org, kernel-team <kernel-team@lge.com>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Subject: Re: [PATCH v1 5/6] zram: remove zram_rw_page
Date: Tue, 8 Aug 2017 17:13:38 +0900 [thread overview]
Message-ID: <20170808081338.GA30908@bbox> (raw)
In-Reply-To: <20170808070226.GC7765@jagdpanzerIV.localdomain>
Hi Sergey,
On Tue, Aug 08, 2017 at 04:02:26PM +0900, Sergey Senozhatsky wrote:
> On (08/08/17 15:50), Minchan Kim wrote:
> > With on-stack-bio, rw_page interface doesn't provide a clear performance
> > benefit for zram and surely has a maintenance burden, so remove the
> > last user to remove rw_page completely.
>
> OK, never really liked it, I think we had that conversation before.
>
> as far as I remember, zram_rw_page() was the reason we had to do some
> tricks with init_lock to make lockdep happy. may be now we can "simplify"
> the things back.
I cannot remember. Blame my brain. ;-)
Anyway, it's always welcome to make thing simple.
Could you send a patch after settle down this patchset?
>
>
> > Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
> > Signed-off-by: Minchan Kim <minchan@kernel.org>
>
> Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Thanks for the review!
next prev parent reply other threads:[~2017-08-08 8:11 UTC|newest]
Thread overview: 85+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-08 6:50 [PATCH v1 0/6] Remove rw_page Minchan Kim
2017-08-08 6:50 ` Minchan Kim
2017-08-08 6:50 ` [PATCH v1 1/6] bdi: introduce BDI_CAP_SYNC Minchan Kim
2017-08-08 6:50 ` Minchan Kim
2017-08-08 6:50 ` Minchan Kim
2017-08-08 6:50 ` [PATCH v1 2/6] fs: use on-stack-bio if backing device has BDI_CAP_SYNC capability Minchan Kim
2017-08-08 6:50 ` Minchan Kim
2017-08-08 12:49 ` Matthew Wilcox
2017-08-08 12:49 ` Matthew Wilcox
2017-08-08 13:29 ` Matthew Wilcox
2017-08-08 13:29 ` Matthew Wilcox
2017-08-09 1:51 ` Minchan Kim
2017-08-09 1:51 ` Minchan Kim
2017-08-09 1:51 ` Minchan Kim
2017-08-09 2:31 ` Matthew Wilcox
2017-08-09 2:31 ` Matthew Wilcox
2017-08-09 2:41 ` Minchan Kim
2017-08-09 2:41 ` Minchan Kim
2017-08-10 3:04 ` Matthew Wilcox
2017-08-10 3:04 ` Matthew Wilcox
2017-08-10 3:06 ` Dan Williams
2017-08-10 3:06 ` Dan Williams
2017-08-11 10:46 ` Christoph Hellwig
2017-08-11 10:46 ` Christoph Hellwig
2017-08-11 10:46 ` Christoph Hellwig
2017-08-11 14:26 ` Jens Axboe
2017-08-11 14:26 ` Jens Axboe
2017-08-14 8:50 ` Minchan Kim
2017-08-14 8:50 ` Minchan Kim
2017-08-14 8:50 ` Minchan Kim
2017-08-14 14:36 ` Jens Axboe
2017-08-14 14:36 ` Jens Axboe
2017-08-14 15:06 ` Minchan Kim
2017-08-14 15:06 ` Minchan Kim
2017-08-14 15:06 ` Minchan Kim
2017-08-14 15:14 ` Jens Axboe
2017-08-14 15:14 ` Jens Axboe
2017-08-14 15:14 ` Jens Axboe
2017-08-14 15:31 ` Minchan Kim
2017-08-14 15:31 ` Minchan Kim
2017-08-14 15:31 ` Minchan Kim
2017-08-14 15:38 ` Jens Axboe
2017-08-14 15:38 ` Jens Axboe
2017-08-14 15:38 ` Jens Axboe
2017-08-14 16:17 ` Jens Axboe
2017-08-14 16:17 ` Jens Axboe
2017-08-14 16:17 ` Jens Axboe
2017-08-16 4:48 ` Minchan Kim
2017-08-16 4:48 ` Minchan Kim
2017-08-16 4:48 ` Minchan Kim
2017-08-16 15:56 ` Jens Axboe
2017-08-16 15:56 ` Jens Axboe
2017-08-16 15:56 ` Jens Axboe
2017-08-21 6:13 ` Minchan Kim
2017-08-21 6:13 ` Minchan Kim
2017-08-21 6:13 ` Minchan Kim
2017-08-14 8:48 ` Minchan Kim
2017-08-14 8:48 ` Minchan Kim
2017-08-14 8:48 ` Minchan Kim
2017-08-10 4:00 ` Minchan Kim
2017-08-10 4:00 ` Minchan Kim
2017-08-09 1:48 ` Minchan Kim
2017-08-09 1:48 ` Minchan Kim
2017-08-08 6:50 ` [PATCH v1 3/6] mm:swap: remove end_swap_bio_write argument Minchan Kim
2017-08-08 6:50 ` Minchan Kim
2017-08-08 6:50 ` Minchan Kim
2017-08-08 6:50 ` [PATCH v1 4/6] mm:swap: use on-stack-bio for BDI_CAP_SYNC devices Minchan Kim
2017-08-08 6:50 ` Minchan Kim
2017-08-08 6:50 ` Minchan Kim
2017-08-08 6:50 ` [PATCH v1 5/6] zram: remove zram_rw_page Minchan Kim
2017-08-08 6:50 ` Minchan Kim
2017-08-08 6:50 ` Minchan Kim
2017-08-08 7:02 ` Sergey Senozhatsky
2017-08-08 7:02 ` Sergey Senozhatsky
2017-08-08 8:13 ` Minchan Kim [this message]
2017-08-08 8:13 ` Minchan Kim
2017-08-08 8:13 ` Minchan Kim
2017-08-08 8:23 ` Sergey Senozhatsky
2017-08-08 8:23 ` Sergey Senozhatsky
2017-08-08 8:23 ` Sergey Senozhatsky
2017-08-08 15:48 ` Matthew Wilcox
2017-08-08 15:48 ` Matthew Wilcox
2017-08-08 6:50 ` [PATCH v1 6/6] fs: remove rw_page Minchan Kim
2017-08-08 6:50 ` Minchan Kim
2017-08-08 6:50 ` Minchan Kim
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170808081338.GA30908@bbox \
--to=minchan@kernel.org \
--cc=akpm@linux-foundation.org \
--cc=axboe@kernel.dk \
--cc=david@fromorbit.com \
--cc=hch@lst.de \
--cc=jack@suse.cz \
--cc=karam.lee@lge.com \
--cc=kernel-team@lge.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=linux-nvdimm@lists.01.org \
--cc=sergey.senozhatsky.work@gmail.com \
--cc=sergey.senozhatsky@gmail.com \
--cc=seungho1.park@lge.com \
--cc=willy@infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.