From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Christophe Leroy <christophe.leroy@c-s.fr>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
aneesh.kumar@linux.ibm.com
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: powerpc/book3e: redefine pte_mkprivileged() and pte_mkuser()
Date: Fri, 19 Oct 2018 13:51:28 +1100 (AEDT) [thread overview]
Message-ID: <42br5r4gvTzB4NJ@ozlabs.org> (raw)
In-Reply-To: <19885260cc71182f8c03840204e2553ef42acb67.1539781367.git.christophe.leroy@c-s.fr>
On Wed, 2018-10-17 at 13:03:22 UTC, Christophe Leroy wrote:
> Book3e defines both _PAGE_USER and _PAGE_PRIVILEGED, so the nohash
> default pte_mkprivileged() and pte_mkuser() are not usable.
>
> This patch redefines them for book3e.
>
> In theorie, only pte_mkprivileged() needs to be redefined because
> _PAGE_USER includes _PAGE_PRIVILEGED, but it is less confusing
> to redefine both.
>
> Fixes: a0da4bc166f2 ("powerpc/mm: Allow platforms to redefine some helpers")
> Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/bde1a1335c5031758d3917d83dd5b8
cheers
prev parent reply other threads:[~2018-10-19 2:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-17 13:03 [PATCH] powerpc/book3e: redefine pte_mkprivileged() and pte_mkuser() Christophe Leroy
2018-10-17 13:23 ` Aneesh Kumar K.V
2018-10-19 2:51 ` Michael Ellerman [this message]
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