From: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
bcm-kernel-feedback-list@broadcom.com,
linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: "Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
"Florian Fainelli" <f.fainelli@gmail.com>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Jim Quinlan" <jim2101024@gmail.com>,
"Nicolas Saenz Julienne" <nsaenz@kernel.org>
Subject: Re: [PATCH v2 1/1] PCI: brcmstb: Use BIT() as __GENMASK() is for internal use only
Date: Wed, 1 Dec 2021 15:53:21 +0000 [thread overview]
Message-ID: <163837398126.3058.11030158077196581603.b4-ty@arm.com> (raw)
In-Reply-To: <20211115112000.23693-1-andriy.shevchenko@linux.intel.com>
On Mon, 15 Nov 2021 13:20:00 +0200, Andy Shevchenko wrote:
> Use BIT() as __GENMASK() is for internal use only. The rationale
> of switching to BIT() is to provide better generated code. The
> GENMASK() against non-constant numbers may produce an ugly assembler
> code. On contrary the BIT() is simply converted to corresponding shift
> operation.
>
> Note, it's the only user of __GENMASK() in the kernel outside of its own realm.
>
> [...]
Applied to pci/brcmstb, thanks!
[1/1] PCI: brcmstb: Use BIT() as __GENMASK() is for internal use only
https://git.kernel.org/lpieralisi/pci/c/6ec6eb949d
Thanks,
Lorenzo
next prev parent reply other threads:[~2021-12-01 15:53 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-15 11:20 [PATCH v2 1/1] PCI: brcmstb: Use BIT() as __GENMASK() is for internal use only Andy Shevchenko
2021-11-15 11:57 ` Krzysztof Wilczyński
2021-11-15 13:59 ` Robin Murphy
2021-11-15 14:14 ` Andy Shevchenko
2021-11-15 14:39 ` Andy Shevchenko
2021-11-16 18:20 ` Rob Herring
2021-11-16 20:41 ` Florian Fainelli
2021-11-16 20:56 ` Florian Fainelli
2021-11-17 10:37 ` Andy Shevchenko
2021-11-17 22:46 ` Rob Herring
2021-11-16 20:38 ` Florian Fainelli
2021-11-17 12:42 ` Andy Shevchenko
2021-12-01 15:53 ` Lorenzo Pieralisi [this message]
2021-12-01 16:01 ` Andy Shevchenko
2021-12-01 17:13 ` Lorenzo Pieralisi
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