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[Qemu-devel] [PATCH v6 1/9] oslib-posix: Align to permit transparent hug
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PATCH v6 1/9] oslib-posix: Align to permit transparent hugepages on ARM Linux |
Date: |
Fri, 22 Feb 2013 19:04:17 +0000 |
ARM Linux (like x86-64 Linux) can use transparent hugepages for
KVM if memory blocks are 2MiB aligned; set QEMU_VMALLOC_ALIGN
accordingly.
Signed-off-by: Peter Maydell <address@hidden>
Reviewed-by: Paolo Bonzini <address@hidden>
---
util/oslib-posix.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/util/oslib-posix.c b/util/oslib-posix.c
index b4152fb..433dd68 100644
--- a/util/oslib-posix.c
+++ b/util/oslib-posix.c
@@ -35,7 +35,7 @@
extern int daemon(int, int);
#endif
-#if defined(__linux__) && defined(__x86_64__)
+#if defined(__linux__) && (defined(__x86_64__) || defined(__arm__))
/* Use 2 MiB alignment so transparent hugepages can be used by KVM.
Valgrind does not support alignments larger than 1 MiB,
therefore we need special code which handles running on Valgrind. */
--
1.7.9.5
- Re: [Qemu-devel] [PATCH v6 3/9] ARM: KVM: Add support for KVM on ARM architecture, (continued)
- [Qemu-devel] [PATCH v6 7/9] hw/kvm/arm_gic: Implement support for KVM in-kernel ARM GIC, Peter Maydell, 2013/02/22
- [Qemu-devel] [PATCH v6 2/9] linux-headers: resync from mainline to add ARM KVM headers, Peter Maydell, 2013/02/22
- [Qemu-devel] [PATCH v6 4/9] ARM KVM: save and load VFP registers from kernel, Peter Maydell, 2013/02/22
- [Qemu-devel] [PATCH v6 9/9] MAINTAINERS: add entry for ARM KVM guest cores, Peter Maydell, 2013/02/22
- [Qemu-devel] [PATCH v6 8/9] configure: Enable KVM on ARM, Peter Maydell, 2013/02/22
- [Qemu-devel] [PATCH v6 5/9] hw/arm_gic: Add presave/postload hooks, Peter Maydell, 2013/02/22
- [Qemu-devel] [PATCH v6 6/9] target-arm: Use MemoryListener to identify GIC base address for KVM, Peter Maydell, 2013/02/22
- [Qemu-devel] [PATCH v6 1/9] oslib-posix: Align to permit transparent hugepages on ARM Linux,
Peter Maydell <=