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Date:   Wed, 9 Aug 2023 08:42:58 +0100
From:   Conor Dooley <conor.dooley@microchip.com>
To:     Charlie Jenkins <charlie@rivosinc.com>
CC:     <linux-riscv@lists.infradead.org>, <linux-kernel@vger.kernel.org>,
        <conor@kernel.org>, <paul.walmsley@sifive.com>,
        <palmer@rivosinc.com>, <aou@eecs.berkeley.edu>,
        <anup@brainfault.org>, <konstantin@linuxfoundation.org>,
        <linux-doc@vger.kernel.org>, <linux-kselftest@vger.kernel.org>,
        <linux-mm@kvack.org>, <mick@ics.forth.gr>, <jrtc27@jrtc27.com>,
        <rdunlap@infradead.org>, <alexghiti@rivosinc.com>
Subject: Re: [PATCH v9 0/4] RISC-V: mm: Make SV48 the default address space
Message-ID: <20230809-bobbing-unleaded-c3d5e1c57d96@wendy>
References: <20230809015110.3290774-1-charlie@rivosinc.com>
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On Tue, Aug 08, 2023 at 06:51:06PM -0700, Charlie Jenkins wrote:
> Make sv48 the default address space for mmap as some applications
> currently depend on this assumption. Users can now select a
> desired address space using a non-zero hint address to mmap. Previously,
> requesting the default address space from mmap by passing zero as the hint
> address would result in using the largest address space possible. Some
> applications depend on empty bits in the virtual address space, like Go and
> Java, so this patch provides more flexibility for application developers.

This still does not build:
../fs/binfmt_flat.c:900:30: error: call to undeclared function 'is_compat_task'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]

Reproduceable with allmodconfig.


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