From: Vineet Gupta <vineet.gupta1@synopsys.com>
To: Florian Fainelli <f.fainelli@gmail.com>,
Vineet Gupta <vineet.gupta1@synopsys.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
Rob Herring <robh+dt@kernel.org>,
Frank Rowand <frowand.list@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
"Marc Zyngier" <marc.zyngier@arm.com>,
Russell King <rmk+kernel@armlinux.org.uk>,
Andrey Ryabinin <aryabinin@virtuozzo.com>,
Andrey Konovalov <andreyknvl@google.com>,
Masahiro Yamada <yamada.masahiro@socionext.com>,
Robin Murphy <robin.murphy@arm.com>,
Laura Abbott <labbott@redhat.com>, Stefan Agner <stefan@agner.ch>,
Johannes Weiner <hannes@cmpxchg.org>,
"Greg Hackmann" <ghackmann@android.com>,
Kristina Martsenko <kristina.martsenko@arm.com>,
CHANDAN VN <chandan.vn@samsung.com>,
"moderated list:ARM64 PORT (AARCH64 ARCHITECTURE)"
<linux-arm-kernel@lists.infradead.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE"
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"rppt@linux.ibm.com" <rppt@linux.ibm.com>,
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"deanbo422@gmail.com" <deanbo422@gmail.com>,
"gxt@pku.edu.cn" <gxt@pku.edu.cn>,
"ard.biesheuvel@linaro.org" <ard.biesheuvel@linaro.org>,
"linux-snps-arc@lists.infradead.org"
<linux-snps-arc@lists.infradead.org>
Subject: Re: [PATCH v4 6/6] arch: Move initrd= parsing into do_mounts_initrd.c
Date: Tue, 13 Nov 2018 00:40:08 +0000 [thread overview]
Message-ID: <C2D7FE5348E1B147BCA15975FBA23075013A592A0B@us01wembx1.internal.synopsys.com> (raw)
In-Reply-To: 05f56763-1530-933d-2ce3-3653ad4c685f@gmail.com
On 11/12/18 4:38 PM, Florian Fainelli wrote:
>>> #ifdef CONFIG_BLK_DEV_INITRD
>>> - if (initrd_start)
>>> - memblock_reserve(__pa(initrd_start), initrd_end - initrd_start);
>>> + if (phys_initrd_size) {
>>> + memblock_reserve(phys_initrd_start, phys_initrd_size);
>>> + initrd_start = (unsigned long)__va(phys_initrd_start);
>>> + initrd_end = initrd_start + phys_initrd_size;
>>> + }
>>> #endif
>> The common code now uses phys_initrd*, and you also use the same in ARC code, do
>> we still need the initrd_* setting here ?
>> ARC semantics was using them as PA anyways.
> Yes, the generic initrd code expects initrd_start/end to be virtual
> addresses, which we now directly derive from phys_initrd_start, that
> should really be equivalent.
So we can skip this explicit setting above - ARC arch code doesn't access the virt
initrd_start
next prev parent reply other threads:[~2018-11-13 0:40 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-05 22:54 [PATCH v4 0/6] arm64: Get rid of __early_init_dt_declare_initrd() Florian Fainelli
2018-11-05 22:54 ` [PATCH v4 1/6] nds32: Remove phys_initrd_start and phys_initrd_size Florian Fainelli
2018-11-05 22:54 ` [PATCH v4 2/6] arch: Make phys_initrd_start and phys_initrd_size global variables Florian Fainelli
2018-11-05 22:54 ` [PATCH v4 3/6] of/fdt: Populate phys_initrd_start/phys_initrd_size from FDT Florian Fainelli
2018-11-05 22:54 ` [PATCH v4 4/6] arm64: Utilize phys_initrd_start/phys_initrd_size Florian Fainelli
2018-11-15 17:45 ` Will Deacon
2018-11-05 22:54 ` [PATCH v4 5/6] of/fdt: Remove custom __early_init_dt_declare_initrd() implementation Florian Fainelli
2018-11-05 22:54 ` [PATCH v4 6/6] arch: Move initrd= parsing into do_mounts_initrd.c Florian Fainelli
2018-11-13 0:34 ` Vineet Gupta
2018-11-13 0:37 ` Florian Fainelli
2018-11-13 0:40 ` Vineet Gupta [this message]
2018-11-13 0:52 ` Florian Fainelli
2018-11-13 0:57 ` Vineet Gupta
2018-11-15 19:35 ` Florian Fainelli
2018-11-06 14:06 ` [PATCH v4 0/6] arm64: Get rid of __early_init_dt_declare_initrd() Mike Rapoport
2018-11-12 20:32 ` Florian Fainelli
2018-11-13 0:22 ` Rob Herring
2018-11-26 21:56 ` Rob Herring
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