From: Mikulas Patocka <mpatocka@redhat.com>
To: Li Nan <linan666@huaweicloud.com>, Jens Axboe <axboe@kernel.dk>
Cc: Zdenek Kabelac <zkabelac@redhat.com>,
Christoph Hellwig <hch@infradead.org>,
linux-block@vger.kernel.org, dm-devel@redhat.com
Subject: Re: [PATCH v2 3/4] brd: enable discard
Date: Mon, 10 Jul 2023 17:24:45 +0200 (CEST) [thread overview]
Message-ID: <4b6788d2-c6e1-948-22d-dbb7cbba657d@redhat.com> (raw)
In-Reply-To: <ace0451f-b979-be13-cf47-a8cb3656c72e@huaweicloud.com>
On Mon, 10 Jul 2023, Li Nan wrote:
> Hi, Mikulas
>
> The lack of discard in ramdisk can cause some issues related to dm. see:
> https://lore.kernel.org/all/20220228141354.1091687-1-luomeng12@huawei.com/
>
> I noticed that your patch series has already supported discard for brd. But
> this patch series has not been applied to mainline at present, may I ask if
> you still plan to continue working on it?
>
> --
> Thanks,
> Nan
Hi
I got no response from ramdisk maintainer Jens Axboe. We should ask him,
whether he doesn't want discard on ramdisk at all or whether he wants it.
Mikulas
next prev parent reply other threads:[~2023-07-10 15:25 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-20 17:52 [PATCH v2 0/4] brd: implement discard Mikulas Patocka
2022-09-20 17:53 ` [PATCH v2 1/4] brd: make brd_insert_page return bool Mikulas Patocka
2022-09-21 5:00 ` Chaitanya Kulkarni
2022-09-20 17:56 ` [PATCH v2 2/4] brd: extend the rcu regions to cover read and write Mikulas Patocka
2022-09-23 15:52 ` Christoph Hellwig
2022-09-20 17:58 ` [PATCH v2 3/4] brd: enable discard Mikulas Patocka
2023-07-10 12:32 ` Li Nan
2023-07-10 15:24 ` Mikulas Patocka [this message]
2023-07-10 19:05 ` Jens Axboe
2023-07-13 11:45 ` Christoph Hellwig
2023-07-19 20:14 ` Mikulas Patocka
2022-09-20 17:59 ` [PATCH v2 4/4] brd: implement secure erase and write zeroes Mikulas Patocka
2022-09-21 5:03 ` Chaitanya Kulkarni
2022-09-21 9:09 ` Pankaj Raghav
2022-09-23 15:54 ` Christoph Hellwig
2022-09-21 5:20 ` [dm-devel] [PATCH v2 0/4] brd: implement discard Gao Xiang
2022-09-27 14:09 ` Mikulas Patocka
2022-09-28 1:03 ` Gao Xiang
2022-09-29 20:05 ` Mikulas Patocka
2022-09-29 20:48 ` Gao Xiang
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