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From: Thomas Monjalon <thomas@monjalon.net>
To: kefu chai <tchaikov@gmail.com>
Cc: Bruce Richardson <bruce.richardson@intel.com>,
	Avi Kivity <avi@scylladb.com>,
	dev@dpdk.org, anatoly.burakov@intel.com
Subject: Re: [dpdk-dev] [PATCH v4] build: add meson options of max_memseg_lists and atomic_mbuf_ref_counts
Date: Wed, 13 Oct 2021 17:38:34 +0200
Message-ID: <28671346.9nabmiLcpg@thomas> (raw)
In-Reply-To: <CAJE9aOOFq=z6wSSFF=MhSkCCz-2vfx28Fwc5w9VSDYChOtPU2A@mail.gmail.com>

27/09/2021 17:03, kefu chai:
> On Mon, Sep 20, 2021 at 4:08 PM Bruce Richardson
> <bruce.richardson@intel.com> wrote:
> >
> > On Mon, Sep 20, 2021 at 03:51:06PM +0800, kefu chai wrote:
> > > hello Bruce,
> > >
> > > do you have any further concerns? is there anything i can do to move
> > > this forward?
> > >
> > > cheers,
> > >
> >
> > +Anatoly, for his input for the memory segments change.
> >
> > I still would prefer not to have these as config options, but perhaps one
> > or both needs to be. The atomic refcount seems more reasonable to add of
> > the two. For the max memseg lists, what is the impact if we were to
> > increase this value globally?
> 
> hi Bruce, thank you for your insights.
> 
> yeah, as i explained in the previous email.the atomic refcount is more
> critical for my work on integration of DPDK+SPDK+Seastar. since
> Seastar enforces share-nothing in its design, there is no need to use
> atomic refcount under almost all circumstances. regarding to the max
> memseg list, what i am trying is to port the change of
> https://github.com/scylladb/seastar/commit/716c7c04db693c266f52de6b0cced0252d70b3bf
> to the DPDK used by the latest release of SPDK.

I think it would help acceptance to send these changes as 2 separate patches.




  reply	other threads:[~2021-10-13 15:38 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-02 14:48 [dpdk-dev] [PATCH] build: add meson option of "max_memseg_lists" and "mbuf_refcnt_atomic" Kefu Chai
2021-09-02 15:02 ` Bruce Richardson
2021-09-02 15:05 ` [dpdk-dev] [PATCH v2] " Kefu Chai
2021-09-02 15:11 ` [dpdk-dev] [PATCH v3] build: add meson options of max_memseg_lists and atomic_mbuf_ref_counts Kefu Chai
2021-09-08 16:51   ` [dpdk-dev] [PATCH v4] " Kefu Chai
2021-09-20  7:51     ` kefu chai
2021-09-20  8:08       ` Bruce Richardson
2021-09-27 15:03         ` kefu chai
2021-10-13 15:38           ` Thomas Monjalon [this message]
2021-10-13 20:54 ` [dpdk-dev] [PATCH v5 0/2] build: add meson option of "max_memseg_lists" and "mbuf_refcnt_atomic" Kefu Chai
2021-10-13 20:54 ` [dpdk-dev] [PATCH v5 1/2] build: add meson options of atomic_mbuf_ref_counts Kefu Chai
2021-10-14  8:20   ` Bruce Richardson
2021-10-25 15:55     ` Thomas Monjalon
2021-10-13 20:54 ` [dpdk-dev] [PATCH v5 2/2] build: add meson options of max_memseg_lists Kefu Chai
2021-10-14  8:25   ` Bruce Richardson
2021-10-14  8:29     ` Thomas Monjalon

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