From mboxrd@z Thu Jan 1 00:00:00 1970 From: Xiao Ni Subject: [PATCH RFC 0/3] Improve handling raid10 discard request Date: Fri, 17 Jul 2020 10:52:45 +0800 Message-ID: <1594954368-5646-1-git-send-email-xni@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: Sender: linux-raid-owner@vger.kernel.org To: song@kernel.org, linux-raid@vger.kernel.org List-Id: linux-raid.ids Hi all Now mkfs on raid10 which is combined with ssd/nvme disks takes a long time. This patch set tries to resolve this problem. Xiao Ni (3): Move codes related with submitting discard bio into one function extend r10bio devs to raid disks improve raid10 discard request drivers/md/md.c | 22 +++++ drivers/md/md.h | 3 + drivers/md/raid0.c | 15 +-- drivers/md/raid10.c | 276 ++++++++++++++++++++++++++++++++++++++++++++++++++-- 4 files changed, 297 insertions(+), 19 deletions(-) -- 2.7.5