This is a note to let you know that I've just added the patch titled
arm: kvm: STRICT_MM_TYPECHECKS fix for user_mem_abort
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
arm-kvm-strict_mm_typechecks-fix-for-user_mem_abort.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 3d08c629244257473450a8ba17cb8184b91e68f8 Mon Sep 17 00:00:00 2001
From: Steve Capper <steve.capper@xxxxxxxxxx>
Date: Tue, 14 Oct 2014 15:02:15 +0100
Subject: arm: kvm: STRICT_MM_TYPECHECKS fix for user_mem_abort
From: Steve Capper <steve.capper@xxxxxxxxxx>
commit 3d08c629244257473450a8ba17cb8184b91e68f8 upstream.
Commit:
b886576 ARM: KVM: user_mem_abort: support stage 2 MMIO page mapping
introduced some code in user_mem_abort that failed to compile if
STRICT_MM_TYPECHECKS was enabled.
This patch fixes up the failing comparison.
Signed-off-by: Steve Capper <steve.capper@xxxxxxxxxx>
Reviewed-by: Kim Phillips <kim.phillips@xxxxxxxxxx>
Signed-off-by: Christoffer Dall <christoffer.dall@xxxxxxxxxx>
Signed-off-by: Shannon Zhao <shannon.zhao@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/arm/kvm/mmu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/arm/kvm/mmu.c
+++ b/arch/arm/kvm/mmu.c
@@ -850,7 +850,7 @@ static int user_mem_abort(struct kvm_vcp
}
coherent_cache_guest_page(vcpu, hva, PAGE_SIZE);
ret = stage2_set_pte(kvm, memcache, fault_ipa, &new_pte,
- mem_type == PAGE_S2_DEVICE);
+ pgprot_val(mem_type) == pgprot_val(PAGE_S2_DEVICE));
}
Patches currently in stable-queue which might be from steve.capper@xxxxxxxxxx are
queue-3.14/arm-kvm-strict_mm_typechecks-fix-for-user_mem_abort.patch
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