linux-kernel - Re: [PATCH] [net-next] cxgb4: reduce kernel stack usage in cudbg_collect_mem

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Message-ID: <CAK8P3a1eGXyZdXrkyhkXzvHt38J1wOzywU-+uxqnAYOnRVJtcA@mail.gmail.com>
Date:   Sat, 13 Jul 2019 17:35:29 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Joe Perches <joe@...ches.com>
Cc:     David Miller <davem@...emloft.net>, vishal@...lsio.com,
        rahul.lakkireddy@...lsio.com, ganeshgr@...lsio.com,
        Alexios Zavras <alexios.zavras@...el.com>, arjun@...lsio.com,
        surendra@...lsio.com, Networking <netdev@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>
Subject: Re: [PATCH] [net-next] cxgb4: reduce kernel stack usage in cudbg_collect_mem_region()

On Sat, Jul 13, 2019 at 2:14 AM Joe Perches <joe@...ches.com> wrote:
>
> On Fri, 2019-07-12 at 15:36 -0700, David Miller wrote:
> > From: Arnd Bergmann <arnd@...db.de>
> > Date: Fri, 12 Jul 2019 11:06:33 +0200
> >
> > > The cudbg_collect_mem_region() and cudbg_read_fw_mem() both use several
> > > hundred kilobytes of kernel stack space.
>
> Several hundred 'kilo' bytes?
> I hope not.

Right, my mistake.

       Arnd