From: marc.zyngier@arm•com (Marc Zyngier)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH 5/6] ARM: kvm: Use phys_addr_t instead of unsigned long in mm code
Date: Fri, 15 Nov 2013 11:58:50 +0000 [thread overview]
Message-ID: <52860C7A.1020109@arm.com> (raw)
In-Reply-To: <1384457866-16135-6-git-send-email-santosh.shilimkar@ti.com>
On 14/11/13 19:37, Santosh Shilimkar wrote:
> The unsigned long datatype is not sufficient for mapping physical addresses
> greater than 4GB.
>
> So fix the KVM mm code accordingly. Special thanks to Christopher for debug
> help to figure out the bug.
>
> Cc: Christoffer Dall <christoffer.dall@linaro•org>
> Cc: Marc Zyngier <marc.zyngier@arm•com>
>
> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti•com>
Nice catch.
Acked-by: Marc Zyngier <marc.zyngier@arm•com>
M.
> ---
> arch/arm/kvm/mmu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/kvm/mmu.c b/arch/arm/kvm/mmu.c
> index 3bd652f..657f15e 100644
> --- a/arch/arm/kvm/mmu.c
> +++ b/arch/arm/kvm/mmu.c
> @@ -318,7 +318,7 @@ out:
> */
> int create_hyp_mappings(void *from, void *to)
> {
> - unsigned long phys_addr = virt_to_phys(from);
> + phys_addr_t phys_addr = virt_to_phys(from);
> unsigned long start = KERN_TO_HYP((unsigned long)from);
> unsigned long end = KERN_TO_HYP((unsigned long)to);
>
>
--
Jazz is not dead. It just smells funny...
next prev parent reply other threads:[~2013-11-15 11:58 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-14 19:37 [PATCH 0/6] ARM/AMR64: Few patches on kvm and mm code Santosh Shilimkar
2013-11-14 19:37 ` [PATCH 1/6] arm64: mm: Add __virt_to_idmap() to keep kvm build happy Santosh Shilimkar
2013-11-15 13:34 ` Catalin Marinas
2013-11-15 14:55 ` Santosh Shilimkar
2013-11-15 14:58 ` Catalin Marinas
2013-11-15 15:31 ` Santosh Shilimkar
2013-11-15 15:05 ` Marc Zyngier
2013-11-15 15:25 ` Santosh Shilimkar
2013-11-15 15:29 ` Marc Zyngier
2013-11-15 15:31 ` Catalin Marinas
2013-11-15 15:33 ` Santosh Shilimkar
2013-11-14 19:37 ` [PATCH 2/6] ARM: kvm: Use virt_to_idmap instead of virt_to_phys for idmap mappings Santosh Shilimkar
2013-11-15 0:12 ` Christoffer Dall
2013-11-14 19:37 ` [PATCH 3/6] ARM: mm: Drop the lowmem watermark check from virt_addr_valid() Santosh Shilimkar
2013-11-15 0:22 ` Christoffer Dall
2013-11-15 0:31 ` Santosh Shilimkar
2013-11-15 0:40 ` Christoffer Dall
2013-11-15 11:48 ` Marc Zyngier
2013-11-15 11:43 ` Marc Zyngier
2013-11-15 14:55 ` Santosh Shilimkar
2013-11-15 15:08 ` Marc Zyngier
2013-11-15 15:46 ` Christoffer Dall
2013-11-15 14:20 ` Russell King - ARM Linux
2013-11-15 15:40 ` Santosh Shilimkar
2013-11-14 19:37 ` [PATCH 4/6] arm64: " Santosh Shilimkar
2013-11-15 13:39 ` Catalin Marinas
2013-11-15 14:25 ` Marc Zyngier
2013-11-15 14:57 ` Santosh Shilimkar
2013-11-14 19:37 ` [PATCH 5/6] ARM: kvm: Use phys_addr_t instead of unsigned long in mm code Santosh Shilimkar
2013-11-15 0:09 ` Christoffer Dall
2013-11-15 0:10 ` Santosh Shilimkar
2013-11-15 11:58 ` Marc Zyngier [this message]
2013-11-14 19:37 ` [PATCH 6/6] ARM: kvm: TMP: Commit the hyp page tables to main memory Santosh Shilimkar
2013-11-14 22:36 ` Santosh Shilimkar
2013-11-15 0:11 ` Christoffer Dall
2013-11-15 0:15 ` Santosh Shilimkar
2013-11-15 0:27 ` Christoffer Dall
2013-11-15 0:36 ` Santosh Shilimkar
2013-11-15 0:42 ` Christoffer Dall
2013-11-15 1:19 ` Santosh Shilimkar
2013-11-15 1:35 ` Christoffer Dall
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