Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley
        Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United
        Kingdom.
        Registered in England and Wales under Company Registration No. 3798903
From:   David Howells <dhowells@redhat.com>
In-Reply-To: <20201207131037.GA3826@xsang-OptiPlex-9020>
References: <20201207131037.GA3826@xsang-OptiPlex-9020> <20201203064536.GE27350@xsang-OptiPlex-9020> <98294.1607082708@warthog.procyon.org.uk>
To:     Oliver Sang <oliver.sang@intel.com>
Cc:     dhowells@redhat.com, lkp@lists.01.org, lkp@intel.com,
        ying.huang@intel.com, feng.tang@intel.com, zhengjun.xing@intel.com,
        Pavel Begunkov <asml.silence@gmail.com>,
        Matthew Wilcox <willy@infradead.org>,
        Jens Axboe <axboe@kernel.dk>,
        Alexander Viro <viro@zeniv.linux.org.uk>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [iov_iter] 9bd0e337c6: will-it-scale.per_process_ops -4.8% regression
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-ID: <478031.1607347219.1@warthog.procyon.org.uk>
Content-Transfer-Encoding: quoted-printable
Date:   Mon, 07 Dec 2020 13:20:19 +0000
Message-ID: <478032.1607347219@warthog.procyon.org.uk>
Precedence: bulk

Oliver Sang <oliver.sang@intel.com> wrote:

> > Out of interest, would it be possible for you to run this on the tail =
of the
> > series on the same hardware?
> =

> sorry for late. below is the result adding the tail of the series:
> * ded69a6991fe0 (linux-review/David-Howells/RFC-iov_iter-Switch-to-using=
-an-ops-table/20201121-222344) iov_iter: Remove iterate_all_kinds() and it=
erate_and_advance()

Thanks very much for doing that!

David