From: catalin.marinas@arm.com (Catalin Marinas)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 RESEND 08/17] ARM: LPAE: use phys_addr_t in free_memmap()
Date: Mon, 24 Sep 2012 18:03:33 +0100 [thread overview]
Message-ID: <20120924170333.GE14198@arm.com> (raw)
In-Reply-To: <20120924165555.GF26454@n2100.arm.linux.org.uk>
On Mon, Sep 24, 2012 at 05:55:55PM +0100, Russell King - ARM Linux wrote:
> On Mon, Sep 24, 2012 at 12:41:33PM -0400, Cyril Chemparathy wrote:
> > It appears to be not that hard actually... Or maybe I'm totally missing
> > your point. Could it be that you last looked at this prior to the
> > nobootmem compatibility stuff being added in?
>
> Quite possible - we converted over to memblock here:
>
> commit 2778f62056ada442414392d7ccd41188bb631619
> Author: Russell King <rmk+kernel@arm.linux.org.uk>
> Date: Fri Jul 9 16:27:52 2010 +0100
>
> It looks like nobootmem.c was created here:
>
> commit 0932587328d9bd5b500a640fbaff3290c8d4cabf
> Author: Yinghai Lu <yinghai@kernel.org>
> Date: Thu Feb 24 14:43:05 2011 +0100
>
> So, when I was porting ARM to memblock, we had:
>
> commit 08677214e318297f228237be0042aac754f48f1d
> Author: Yinghai Lu <yinghai@kernel.org>
> Date: Wed Feb 10 01:20:20 2010 -0800
>
> which causes a load of bootmem functions to panic() when bootmem is
> disabled.
>
> > The following patch appears to work just fine on a faked sparsemem system:
>
> Great. Don't forget to also check flatmem too, just to be sure.
There is still a problem since nobootmem.c doesn't handle 64-bit
physical addresses, so calling free_bootmem() still truncates the
values. Simply replacing bootmem.c with nobootmem.c is not enough, we
need to also replace bootmem calls with the corresponding memblock ones.
--
Catalin
next prev parent reply other threads:[~2012-09-24 17:03 UTC|newest]
Thread overview: 98+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-21 15:55 [PATCH v3 RESEND 00/17] LPAE fixes and extensions for Keystone Cyril Chemparathy
2012-09-21 15:55 ` Cyril Chemparathy
2012-09-21 15:55 ` [PATCH v3 RESEND 01/17] ARM: add mechanism for late code patching Cyril Chemparathy
2012-09-21 15:55 ` Cyril Chemparathy
2012-09-22 15:10 ` Nicolas Pitre
2012-09-22 15:10 ` Nicolas Pitre
2012-09-22 21:41 ` Cyril Chemparathy
2012-09-22 21:41 ` Cyril Chemparathy
2012-09-24 12:06 ` Dave Martin
2012-09-24 12:06 ` Dave Martin
2012-09-24 14:49 ` Cyril Chemparathy
2012-09-24 14:49 ` Cyril Chemparathy
2012-09-24 15:54 ` Dave Martin
2012-09-24 15:54 ` Dave Martin
2012-09-21 15:56 ` [PATCH v3 RESEND 02/17] ARM: add self test for runtime patch mechanism Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-21 15:56 ` [PATCH v3 RESEND 03/17] ARM: use late patch framework for phys-virt patching Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-21 15:56 ` [PATCH v3 RESEND 04/17] ARM: LPAE: use phys_addr_t on virt <--> phys conversion Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-24 13:09 ` Catalin Marinas
2012-09-24 13:57 ` Cyril Chemparathy
2012-09-21 15:56 ` [PATCH v3 RESEND 05/17] ARM: LPAE: support 64-bit virt_to_phys patching Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-22 15:24 ` Nicolas Pitre
2012-09-22 15:24 ` Nicolas Pitre
2012-09-24 15:13 ` Catalin Marinas
2012-09-24 15:56 ` Nicolas Pitre
2012-09-24 20:59 ` Cyril Chemparathy
2012-09-24 21:20 ` Nicolas Pitre
2012-09-24 21:52 ` Catalin Marinas
2012-09-24 22:32 ` Nicolas Pitre
2012-09-24 22:40 ` Russell King - ARM Linux
2012-09-24 22:53 ` Cyril Chemparathy
2012-09-24 23:03 ` Nicolas Pitre
2012-09-24 23:08 ` Russell King - ARM Linux
2012-09-24 22:55 ` Nicolas Pitre
2012-09-25 12:55 ` Dave Martin
2012-09-25 13:53 ` Catalin Marinas
2012-09-24 21:53 ` Cyril Chemparathy
2012-09-24 22:06 ` Russell King - ARM Linux
2012-09-24 16:31 ` Dave Martin
2012-09-24 16:31 ` Dave Martin
2012-09-24 16:51 ` Nicolas Pitre
2012-09-24 16:51 ` Nicolas Pitre
2012-09-21 15:56 ` [PATCH v3 RESEND 06/17] ARM: LPAE: use signed arithmetic for mask definitions Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-24 13:09 ` Catalin Marinas
2012-09-24 13:54 ` Russell King - ARM Linux
2012-09-24 13:54 ` Russell King - ARM Linux
2012-09-21 15:56 ` [PATCH v3 RESEND 07/17] ARM: LPAE: use phys_addr_t in alloc_init_pud() Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-24 13:10 ` Catalin Marinas
2012-09-21 15:56 ` [PATCH v3 RESEND 08/17] ARM: LPAE: use phys_addr_t in free_memmap() Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-24 13:29 ` Catalin Marinas
2012-09-24 13:41 ` Russell King - ARM Linux
2012-09-24 15:09 ` Cyril Chemparathy
2012-09-24 15:22 ` Russell King - ARM Linux
2012-09-24 16:41 ` Cyril Chemparathy
2012-09-24 16:51 ` Catalin Marinas
2012-09-24 17:06 ` Cyril Chemparathy
2012-09-24 17:14 ` Russell King - ARM Linux
2012-09-25 13:08 ` Catalin Marinas
2012-09-25 13:30 ` Russell King - ARM Linux
2012-09-24 16:55 ` Russell King - ARM Linux
2012-09-24 17:03 ` Catalin Marinas [this message]
2012-09-21 15:56 ` [PATCH v3 RESEND 09/17] ARM: LPAE: use phys_addr_t for initrd location and size Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-24 13:30 ` Catalin Marinas
2012-09-24 13:38 ` Russell King - ARM Linux
2012-09-24 13:38 ` Russell King - ARM Linux
2012-09-24 14:00 ` Cyril Chemparathy
2012-09-24 14:00 ` Cyril Chemparathy
2012-09-21 15:56 ` [PATCH v3 RESEND 10/17] ARM: LPAE: use phys_addr_t in switch_mm() Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-24 14:05 ` Catalin Marinas
2012-09-24 14:32 ` Cyril Chemparathy
2012-09-21 15:56 ` [PATCH v3 RESEND 11/17] ARM: LPAE: use 64-bit accessors for TTBR registers Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-24 14:10 ` Catalin Marinas
2012-09-21 15:56 ` [PATCH v3 RESEND 12/17] ARM: LPAE: define ARCH_LOW_ADDRESS_LIMIT for bootmem Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-24 14:16 ` Catalin Marinas
2012-09-21 15:56 ` [PATCH v3 RESEND 13/17] ARM: LPAE: factor out T1SZ and TTBR1 computations Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-24 14:45 ` Catalin Marinas
2012-09-24 14:58 ` Cyril Chemparathy
2012-09-21 15:56 ` [PATCH v3 RESEND 14/17] ARM: LPAE: accomodate >32-bit addresses for page table base Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-24 15:17 ` Catalin Marinas
2012-09-21 15:56 ` [PATCH v3 RESEND 15/17] ARM: mm: use physical addresses in highmem sanity checks Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-24 15:18 ` Catalin Marinas
2012-09-21 15:56 ` [PATCH v3 RESEND 16/17] ARM: mm: cleanup checks for membank overlap with vmalloc area Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
2012-09-21 15:56 ` [PATCH v3 RESEND 17/17] ARM: mm: clean up membank size limit checks Cyril Chemparathy
2012-09-21 15:56 ` Cyril Chemparathy
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