From: Steve Capper <steve.capper-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: Ard Biesheuvel <ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: leif.lindholm-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
roy.franz-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
msalter-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
mark.rutland-5wv7dgnIgG8@public.gmane.org,
will.deacon-5wv7dgnIgG8@public.gmane.org,
catalin.marinas-5wv7dgnIgG8@public.gmane.org,
matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org,
linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
dyoung-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org
Subject: Re: [PATCH 1/6] arm64/mm: add explicit struct_mm argument to __create_mapping()
Date: Fri, 24 Oct 2014 16:23:28 +0100 [thread overview]
Message-ID: <20141024152324.GB22807@linaro.org> (raw)
In-Reply-To: <1414154384-15385-2-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
On Fri, Oct 24, 2014 at 02:39:39PM +0200, Ard Biesheuvel wrote:
> Currently, swapper_pg_dir and idmap_pg_dir share the init_mm mm_struct
> instance. To allow the introduction of other pg_dir instances, for instance,
> for UEFI's mapping of Runtime Services, make the struct_mm instance an
> explicit argument that gets passed down to the pmd and pte instantiation
> functions. Note that the consumers (pmd_populate/pgd_populate) of the
> mm_struct argument don't actually inspect it, but let's fix it for
> correctness' sake.
>
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Acked-by: Steve Capper <steve.capper-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
next prev parent reply other threads:[~2014-10-24 15:23 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-24 12:39 [PATCH 0/6] arm64: stable UEFI mappings for kexec Ard Biesheuvel
[not found] ` <1414154384-15385-1-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-10-24 12:39 ` [PATCH 1/6] arm64/mm: add explicit struct_mm argument to __create_mapping() Ard Biesheuvel
[not found] ` <1414154384-15385-2-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-10-24 15:23 ` Steve Capper [this message]
2014-10-24 12:39 ` [PATCH 2/6] arm64/mm: add create_pgd_mapping() to create private page tables Ard Biesheuvel
[not found] ` <1414154384-15385-3-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-10-24 15:17 ` Steve Capper
[not found] ` <20141024151743.GA22807-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-10-24 15:42 ` Ard Biesheuvel
2014-10-24 12:39 ` [PATCH 3/6] efi: split off remapping code from efi_config_init() Ard Biesheuvel
2014-10-24 12:39 ` [PATCH 4/6] arm64/efi: move SetVirtualAddressMap() to UEFI stub Ard Biesheuvel
[not found] ` <1414154384-15385-5-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-10-24 13:39 ` Grant Likely
[not found] ` <CACxGe6uDQ5t1mQf2L2wPQ3qLN0RxR_VyUF1hEEKnOgC__Qb4Gw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-10-24 13:47 ` Ard Biesheuvel
2014-10-28 7:47 ` Dave Young
[not found] ` <20141028074732.GG3329-4/PLUo9XfK+sDdueE5tM26fLeoKvNuZc@public.gmane.org>
2014-10-28 7:57 ` Ard Biesheuvel
[not found] ` <CAKv+Gu8U2umRSBDddW3oktfLZkv8v+6bEKycO46+ouciQ__uXA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-10-28 8:16 ` Dave Young
2014-10-24 12:39 ` [PATCH 5/6] arm64/efi: remove free_boot_services() and friends Ard Biesheuvel
2014-10-24 12:39 ` [PATCH 6/6] arm64/efi: remove idmap manipulations from UEFI code Ard Biesheuvel
[not found] ` <1414154384-15385-7-git-send-email-ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-10-24 13:41 ` Grant Likely
[not found] ` <CACxGe6uc9VZs4fMS+U9W=wG3bJr2pm=tREQsqvF91LgKdsXjqw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-10-24 13:53 ` Ard Biesheuvel
[not found] ` <CAKv+Gu8x3GGo=GeMWK4P8grTmZPq6dh3K-WZDmaWq=G-cKJhNA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-10-24 13:55 ` Grant Likely
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