From: msalter@redhat.com (Mark Salter)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 4/6] arm: add early_ioremap support
Date: Fri, 10 Jan 2014 08:50:02 -0500 [thread overview]
Message-ID: <1389361802.2591.57.camel@deneb.redhat.com> (raw)
In-Reply-To: <20140110113415.GH27432@n2100.arm.linux.org.uk>
On Fri, 2014-01-10 at 11:34 +0000, Russell King - ARM Linux wrote:
> On Thu, Jan 09, 2014 at 10:50:31PM -0500, Mark Salter wrote:
> > +#define FIXMAP_PAGE_NORMAL (L_PTE_MT_WRITEBACK | L_PTE_YOUNG | L_PTE_PRESENT)
> > +#define FIXMAP_PAGE_IO (L_PTE_MT_DEV_NONSHARED | L_PTE_YOUNG | L_PTE_PRESENT)
>
> Doesn't this also want L_PTE_XN for at least IO mappings - maybe for the
> normal too if no code is expected to be run from it.
Yes is both cases. I also need to fix arm64 mem mapping for same reason.
Thanks!
next prev parent reply other threads:[~2014-01-10 13:50 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-10 3:50 [PATCH v3 0/6] generic early_ioremap support Mark Salter
2014-01-10 3:50 ` Mark Salter
2014-01-10 3:50 ` [PATCH v3 1/6] x86/mm: sparse warning fix for early_memremap Mark Salter
2014-01-10 3:50 ` [PATCH v3 2/6] mm: create generic early_ioremap() support Mark Salter
2014-01-10 3:50 ` Mark Salter
2014-01-10 3:50 ` [PATCH v3 3/6] x86: use generic early_ioremap Mark Salter
2014-01-10 3:50 ` [PATCH v3 4/6] arm: add early_ioremap support Mark Salter
2014-01-10 3:50 ` Mark Salter
2014-01-10 11:34 ` Russell King - ARM Linux
2014-01-10 11:34 ` Russell King - ARM Linux
2014-01-10 13:50 ` Mark Salter [this message]
2014-01-10 16:11 ` Rob Herring
2014-01-10 16:11 ` Rob Herring
2014-01-10 16:58 ` Catalin Marinas
2014-01-10 16:58 ` Catalin Marinas
2014-01-10 20:04 ` Rob Herring
2014-01-10 20:04 ` Rob Herring
2014-01-10 20:09 ` Rob Herring
2014-01-10 20:09 ` Rob Herring
2014-01-10 20:51 ` Mark Salter
2014-01-10 20:51 ` Mark Salter
2014-01-10 20:40 ` Stephen Boyd
2014-01-10 20:40 ` Stephen Boyd
2014-01-10 20:52 ` Mark Salter
2014-01-10 20:52 ` Mark Salter
2014-01-16 0:32 ` Laura Abbott
2014-01-16 0:32 ` Laura Abbott
2014-01-16 0:35 ` Russell King - ARM Linux
2014-01-16 0:35 ` Russell King - ARM Linux
2014-01-16 2:13 ` Mark Salter
2014-01-16 2:13 ` Mark Salter
2014-01-10 3:50 ` [PATCH v3 5/6] arm64: initialize pgprot info earlier in boot Mark Salter
2014-01-10 3:50 ` Mark Salter
2014-01-10 3:50 ` [PATCH v3 6/6] arm64: add early_ioremap support Mark Salter
2014-01-10 3:50 ` Mark Salter
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