From: Guo Ren <guoren@kernel.org>
To: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Yoshinori Sato <ysato@users.sourceforge.jp>,
Rich Felker <dalias@libc.org>,
linux-sh@vger.kernel.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-csky@vger.kernel.org
Subject: Re: [PATCH 0/3] Cleanup MAY_HAVE_SPARSE_IRQ
Date: Tue, 28 Sep 2021 13:08:56 +0800 [thread overview]
Message-ID: <CAJF2gTRoXWqcMTkuu=L6gkF2cL79GonN6XBj86BMMptJnmz3zw@mail.gmail.com> (raw)
In-Reply-To: <20210927081402.191717-1-wangkefeng.wang@huawei.com>
On Mon, Sep 27, 2021 at 4:11 PM Kefeng Wang <wangkefeng.wang@huawei.com> wrote:
>
> Most ARCHs support SPARSE_IRQ, and MAY_HAVE_SPARSE_IRQ is useless, and
> only sh and csky select it, but the could use SPARSE_IRQ too, let's
> kill MAY_HAVE_SPARSE_IRQ, also cleanup the kernel/irq/Kconfig a little.
Can you elaborate the reason on why we need to kill MAY_HAVE_SPARSE_IRQ?
What are the benefits after the patch? (As you know we couldn't drop
"!SPARSE_IRQ".)
>
> Kefeng Wang (3):
> sh: Cleanup about SPARSE_IRQ
> csky: Use SPARSE_IRQ
> genirq: Cleanup Kconfig
>
> arch/csky/Kconfig | 2 +-
> arch/sh/Kconfig | 1 -
> arch/sh/include/asm/irq.h | 9 -------
> kernel/irq/Kconfig | 50 ++++++++++++++++-----------------------
> 4 files changed, 21 insertions(+), 41 deletions(-)
>
> --
> 2.26.2
>
--
Best Regards
Guo Ren
ML: https://lore.kernel.org/linux-csky/
next prev parent reply other threads:[~2021-09-28 5:09 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-27 8:13 Kefeng Wang
2021-09-27 8:14 ` [PATCH 1/3] sh: Cleanup about SPARSE_IRQ Kefeng Wang
2021-09-27 14:29 ` Geert Uytterhoeven
2021-09-27 8:14 ` [PATCH 2/3] csky: Use SPARSE_IRQ Kefeng Wang
2021-09-28 3:39 ` Guo Ren
2021-09-28 4:47 ` Kefeng Wang
2021-09-27 8:14 ` [PATCH 3/3] genirq: Cleanup Kconfig Kefeng Wang
2021-09-27 12:09 ` [PATCH 0/3] Cleanup MAY_HAVE_SPARSE_IRQ Guo Ren
2021-09-27 12:35 ` Kefeng Wang
2021-09-27 14:08 ` Guo Ren
2021-09-28 5:08 ` Guo Ren [this message]
2021-09-28 5:43 ` Kefeng Wang
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