linux-kernel - Re: [RFC PATCH v2 5/9] iov_iter: Create a function to prepare userspace VM for UBUF/IOVEC tests

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Message-ID: <578662.1695242146@warthog.procyon.org.uk>
Date:   Wed, 20 Sep 2023 21:35:46 +0100
From:   David Howells <dhowells@...hat.com>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     David Howells <dhowells@...hat.com>,
        Al Viro <viro@...iv.linux.org.uk>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Christoph Hellwig <hch@....de>,
        Christian Brauner <christian@...uner.io>,
        David Laight <David.Laight@...LAB.COM>,
        Matthew Wilcox <willy@...radead.org>,
        Brendan Higgins <brendanhiggins@...gle.com>,
        David Gow <davidgow@...gle.com>, linux-fsdevel@...r.kernel.org,
        linux-block@...r.kernel.org, linux-mm@...ck.org,
        netdev@...r.kernel.org, linux-kselftest@...r.kernel.org,
        kunit-dev@...glegroups.com, linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Christian Brauner <brauner@...nel.org>,
        David Hildenbrand <david@...hat.com>,
        John Hubbard <jhubbard@...dia.com>,
        Huacai Chen <chenhuacai@...nel.org>,
        WANG Xuerui <kernel@...0n.name>,
        Heiko Carstens <hca@...ux.ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Alexander Gordeev <agordeev@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ux.ibm.com>,
        Sven Schnelle <svens@...ux.ibm.com>, loongarch@...ts.linux.dev,
        linux-s390@...r.kernel.org
Subject: Re: [RFC PATCH v2 5/9] iov_iter: Create a function to prepare userspace VM for UBUF/IOVEC tests

David Howells <dhowells@...hat.com> wrote:

> diff --git a/arch/loongarch/include/asm/page.h b/arch/loongarch/include/asm/page.h
> index 63f137ce82a4..c7c5f5b4c0d3 100644
> --- a/arch/loongarch/include/asm/page.h
> +++ b/arch/loongarch/include/asm/page.h
> @@ -32,6 +32,7 @@
>  
>  #include <linux/kernel.h>
>  #include <linux/pfn.h>
> +#include <linux/personality.h>
>  
>  /*
>   * It's normally defined only for FLATMEM config but it's

I've moved this addition to lib/kunit_iov_iter.c as the READ_IMPLIES_EXEC flag
is also not defined otherwise on powerpc and repushed my patches.

David