From: Stephen Boyd <sboyd@kernel.org>
To: Masahiro Yamada <masahiroy@kernel.org>
Cc: Andrea della Porta <andrea.porta@suse.com>,
Andrew Lunn <andrew@lunn.ch>, Arnd Bergmann <arnd@arndb.de>,
Bjorn Helgaas <bhelgaas@google.com>,
Broadcom internal kernel review list
<bcm-kernel-feedback-list@broadcom.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Claudiu Beznea <claudiu.beznea@tuxon.dev>,
Conor Dooley <conor+dt@kernel.org>,
David S. Miller <davem@davemloft.net>,
Derek Kiernan <derek.kiernan@amd.com>,
Dragan Cvetic <dragan.cvetic@amd.com>,
Eric Dumazet <edumazet@google.com>,
Florian Fainelli <florian.fainelli@broadcom.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jakub Kicinski <kuba@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Lee Jones <lee@kernel.org>,
Linus Walleij <linus.walleij@linaro.org>,
Michael Turquette <mturquette@baylibre.com>,
Nicolas Ferre <nicolas.ferre@microchip.com>,
Paolo Abeni <pabeni@redhat.com>, Rob Herring <robh@kernel.org>,
Saravana Kannan <saravanak@google.com>,
Stefan Wahren <wahrenst@gmx.net>, Will Deacon <will@kernel.org>,
devicetree@vger.kernel.org, linux-arch@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-pci@vger.kernel.org, linux-rpi-kernel@lists.infradead.org,
netdev@vger.kernel.org, linux-kbuild@vger.kernel.org
Subject: Re: [PATCH 05/11] vmlinux.lds.h: Preserve DTB sections from being discarded after init
Date: Mon, 23 Sep 2024 11:13:47 -0700 [thread overview]
Message-ID: <146d3866ec57e963713cd07b9eaf5a71.sboyd@kernel.org> (raw)
In-Reply-To: <CAK7LNAQEx52BYMYfNu+xj8sNmdtH9XfPapdhJDrsbDo43aD3Dg@mail.gmail.com>
Quoting Masahiro Yamada (2024-09-22 01:14:12)
>
> Rather, I'd modify my patch as follows:
>
> --- a/scripts/Makefile.dtbs
> +++ b/scripts/Makefile.dtbs
> @@ -34,12 +34,14 @@ $(obj)/dtbs-list: $(dtb-y) FORCE
> # Assembly file to wrap dtb(o)
> # ---------------------------------------------------------------------------
>
> +builtin-dtb-section = $(if $(filter arch/%, $(obj)),.dtb.init.rodata,.rodata)
I think we want to free the empty root dtb that's always builtin. That
is in drivers/of/ right? And I worry that an overlay could be in arch/
and then this breaks again. That's why it feels more correct to treat
dtbo.o vs. dtb.o differently. Perhaps we can check $(obj) for dtbo vs
dtb?
Also, modpost code looks for .init* named sections and treats them as
initdata already. Can we rename .dtb.init.rodata to .init.dtb.rodata so
that modpost can find that?
next prev parent reply other threads:[~2024-09-23 18:13 UTC|newest]
Thread overview: 117+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-20 14:36 [PATCH 00/11] Add support for RaspberryPi RP1 PCI device using a DT overlay Andrea della Porta
2024-08-20 14:36 ` [PATCH 01/11] dt-bindings: clock: Add RaspberryPi RP1 clock bindings Andrea della Porta
2024-08-20 16:19 ` Conor Dooley
2024-08-20 18:25 ` Andrea della Porta
2024-08-21 11:46 ` Conor Dooley
2024-08-22 9:35 ` Andrea della Porta
2024-08-22 9:52 ` Krzysztof Kozlowski
2024-08-22 16:23 ` Conor Dooley
2024-08-23 18:21 ` Andrea della Porta
2024-08-20 14:36 ` [PATCH 02/11] dt-bindings: pinctrl: Add RaspberryPi RP1 gpio/pinctrl/pinmux bindings Andrea della Porta
2024-08-21 8:42 ` Krzysztof Kozlowski
2024-08-30 10:22 ` Andrea della Porta
2024-08-30 11:46 ` Krzysztof Kozlowski
2024-09-02 8:44 ` Andrea della Porta
2024-08-20 14:36 ` [PATCH 03/11] PCI: of_property: Sanitize 32 bit PCI address parsed from DT Andrea della Porta
2024-08-21 15:24 ` Bjorn Helgaas
2024-08-26 19:51 ` Andrea della Porta
2024-09-03 22:26 ` Bjorn Helgaas
2024-09-05 16:43 ` Andrea della Porta
2024-09-05 20:16 ` Bjorn Helgaas
2024-09-27 6:48 ` Andrea della Porta
2024-09-28 20:17 ` Bjorn Helgaas
2024-10-06 11:20 ` Andrea della Porta
2024-10-08 1:08 ` Bjorn Helgaas
2024-10-18 12:41 ` Andrea della Porta
2024-10-18 22:28 ` Bjorn Helgaas
2024-10-19 8:46 ` Andrea della Porta
2024-08-20 14:36 ` [PATCH 04/11] of: address: Preserve the flags portion on 1:1 dma-ranges mapping Andrea della Porta
2024-08-21 0:16 ` Rob Herring
2024-08-21 8:18 ` Andrea della Porta
2024-08-26 21:29 ` Rob Herring
2024-08-29 10:13 ` Andrea della Porta
2024-08-29 13:18 ` Rob Herring
2024-08-29 16:26 ` Andrea della Porta
2024-08-30 19:37 ` Rob Herring
2024-09-03 9:09 ` Herve Codina
2024-09-03 9:33 ` Andrea della Porta
2024-09-03 18:55 ` Rob Herring
2024-09-03 16:15 ` Andrea della Porta
2024-09-03 18:46 ` Rob Herring
2024-09-04 8:33 ` Andrea della Porta
2024-08-20 14:36 ` [PATCH 05/11] vmlinux.lds.h: Preserve DTB sections from being discarded after init Andrea della Porta
2024-08-30 19:46 ` Stephen Boyd
2024-09-03 12:29 ` Andrea della Porta
2024-09-21 20:47 ` Stephen Boyd
2024-09-22 8:14 ` Masahiro Yamada
2024-09-23 18:13 ` Stephen Boyd [this message]
2024-09-24 2:45 ` Masahiro Yamada
2024-08-20 14:36 ` [PATCH 06/11] clk: rp1: Add support for clocks provided by RP1 Andrea della Porta
2024-08-21 13:17 ` Simon Horman
2024-08-22 10:04 ` Andrea della Porta
2024-08-20 14:36 ` [PATCH 07/11] pinctrl: rp1: Implement RaspberryPi RP1 gpio support Andrea della Porta
2024-08-21 8:45 ` Krzysztof Kozlowski
2024-08-30 10:39 ` Andrea della Porta
2024-08-21 9:22 ` kernel test robot
2024-08-21 12:06 ` kernel test robot
2024-08-21 13:27 ` Simon Horman
2024-08-23 17:16 ` Andrea della Porta
2024-08-21 20:51 ` kernel test robot
2024-08-26 8:59 ` Linus Walleij
2024-08-28 15:24 ` Andrea della Porta
2024-09-02 8:31 ` Linus Walleij
2024-08-20 14:36 ` [PATCH 08/11] misc: rp1: RaspberryPi RP1 misc driver Andrea della Porta
2024-08-21 8:38 ` Krzysztof Kozlowski
2024-08-21 14:20 ` Krzysztof Kozlowski
2024-08-22 14:33 ` Andrea della Porta
2024-08-22 14:46 ` Krzysztof Kozlowski
2024-08-30 13:49 ` Andrea della Porta
2024-08-30 14:21 ` Andrew Lunn
2024-09-03 14:56 ` Andrea della Porta
2024-08-30 16:52 ` Krzysztof Kozlowski
2024-09-03 15:15 ` Andrea della Porta
2024-09-03 18:27 ` Krzysztof Kozlowski
2024-09-05 16:33 ` Andrea della Porta
2024-09-05 16:52 ` Krzysztof Kozlowski
2024-09-05 18:54 ` Andrea della Porta
2024-09-05 21:20 ` Krzysztof Kozlowski
2024-08-21 13:07 ` kernel test robot
2024-08-21 13:49 ` kernel test robot
2024-08-21 16:20 ` Stefan Wahren
2024-08-23 9:44 ` Andrea della Porta
2024-08-23 10:23 ` Stefan Wahren
2024-08-23 16:31 ` Andrea della Porta
2024-08-30 18:27 ` Rob Herring
2024-09-02 9:34 ` Andrea della Porta
2024-08-21 16:55 ` Bjorn Helgaas
2024-08-23 10:21 ` Andrea della Porta
2024-08-21 17:56 ` kernel test robot
2024-08-24 1:53 ` Greg Kroah-Hartman
2024-08-26 9:07 ` Andrea della Porta
2024-08-26 9:18 ` Greg Kroah-Hartman
2024-08-20 14:36 ` [PATCH 09/11] arm64: defconfig: Enable RP1 misc/clock/gpio drivers as built-in Andrea della Porta
2024-08-21 8:47 ` Krzysztof Kozlowski
2024-08-30 22:24 ` Andrea della Porta
2024-08-20 14:36 ` [PATCH 10/11] net: macb: Add support for RP1's MACB variant Andrea della Porta
2024-08-20 15:13 ` Andrew Lunn
2024-08-20 18:31 ` Andrea della Porta
2024-08-21 8:49 ` Krzysztof Kozlowski
2024-08-30 22:32 ` Andrea della Porta
2024-08-21 17:01 ` Florian Fainelli
2024-08-26 20:03 ` Andrea della Porta
2024-08-20 14:36 ` [PATCH 11/11] arm64: dts: rp1: Add support for MACB contained in RP1 Andrea della Porta
2024-08-21 8:43 ` Krzysztof Kozlowski
2024-08-30 22:33 ` Andrea della Porta
2024-08-21 17:02 ` Florian Fainelli
2024-08-26 20:18 ` Andrea della Porta
2024-08-21 13:42 ` [PATCH 00/11] Add support for RaspberryPi RP1 PCI device using a DT overlay Krzysztof Kozlowski
2024-08-22 9:05 ` Andrea della Porta
2024-08-22 9:50 ` Krzysztof Kozlowski
2024-08-29 13:11 ` Andrea della Porta
2024-08-22 13:04 ` Andrew Lunn
2024-08-29 12:01 ` Andrea della Porta
2024-08-29 13:04 ` Andrew Lunn
2024-08-29 13:13 ` Andrea della Porta
2024-08-30 5:21 ` Andrea della Porta
2024-08-30 14:10 ` Andrew Lunn
2024-09-02 9:21 ` Andrea della Porta
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