From: c.dall@virtualopensystems.com (Christoffer Dall)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 04/15] ARM: idmap: only initialize HYP idmap when HYP mode is available
Date: Sat, 15 Sep 2012 11:34:55 -0400 [thread overview]
Message-ID: <20120915153455.21241.27798.stgit@ubuntu> (raw)
In-Reply-To: <20120915153359.21241.86002.stgit@ubuntu>
From: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
---
arch/arm/mm/idmap.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm/mm/idmap.c b/arch/arm/mm/idmap.c
index 7a944af..95e8d67 100644
--- a/arch/arm/mm/idmap.c
+++ b/arch/arm/mm/idmap.c
@@ -8,6 +8,7 @@
#include <asm/pgtable.h>
#include <asm/sections.h>
#include <asm/system_info.h>
+#include <asm/virt.h>
pgd_t *idmap_pgd;
@@ -149,6 +150,9 @@ EXPORT_SYMBOL_GPL(hyp_idmap_setup);
static int __init hyp_init_static_idmap(void)
{
+ if (!is_hyp_mode_available())
+ return 0;
+
hyp_pgd = kzalloc(PTRS_PER_PGD * sizeof(pgd_t), GFP_KERNEL);
if (!hyp_pgd)
return -ENOMEM;
next prev parent reply other threads:[~2012-09-15 15:34 UTC|newest]
Thread overview: 82+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-15 15:34 [PATCH 00/15] KVM/ARM Implementation Christoffer Dall
2012-09-15 15:34 ` [PATCH 01/15] ARM: add mem_type prot_pte accessor Christoffer Dall
2012-09-18 12:23 ` Will Deacon
2012-09-18 19:18 ` Christoffer Dall
2012-09-18 21:04 ` Russell King - ARM Linux
2012-09-18 21:53 ` Christoffer Dall
2012-09-20 10:01 ` Marc Zyngier
2012-09-20 13:21 ` Christoffer Dall
2012-09-15 15:34 ` [PATCH 02/15] ARM: Add page table and page defines needed by KVM Christoffer Dall
2012-09-18 12:47 ` Will Deacon
2012-09-18 14:06 ` Catalin Marinas
2012-09-18 15:05 ` Christoffer Dall
2012-09-18 15:07 ` Catalin Marinas
2012-09-18 15:10 ` Christoffer Dall
2012-09-18 22:01 ` Christoffer Dall
2012-09-19 9:21 ` Will Deacon
2012-09-20 0:10 ` Christoffer Dall
2012-09-15 15:34 ` [PATCH 03/15] ARM: Section based HYP idmap Christoffer Dall
2012-09-18 13:00 ` Will Deacon
2012-10-01 2:19 ` Christoffer Dall
2012-09-15 15:34 ` Christoffer Dall [this message]
2012-09-18 13:03 ` [PATCH 04/15] ARM: idmap: only initialize HYP idmap when HYP mode is available Will Deacon
2012-09-20 0:11 ` Christoffer Dall
2012-09-15 15:35 ` [PATCH 05/15] ARM: Expose PMNC bitfields for KVM use Christoffer Dall
2012-09-18 13:08 ` Will Deacon
2012-09-18 22:13 ` Christoffer Dall
2012-09-19 4:09 ` [kvmarm] " Rusty Russell
2012-09-19 9:30 ` Will Deacon
2012-09-15 15:35 ` [PATCH 06/15] KVM: ARM: Initial skeleton to compile KVM support Christoffer Dall
2012-09-25 15:20 ` Will Deacon
2012-09-26 1:43 ` Christoffer Dall
2012-09-27 14:13 ` Will Deacon
2012-09-27 14:39 ` Marc Zyngier
2012-09-27 14:45 ` [kvmarm] " Peter Maydell
2012-09-27 15:20 ` Will Deacon
2012-09-30 19:21 ` Christoffer Dall
2012-10-01 13:03 ` [kvmarm] " Marc Zyngier
2012-10-04 13:02 ` Min-gyu Kim
2012-10-04 13:35 ` Christoffer Dall
2012-10-05 6:28 ` Rusty Russell
2012-10-04 13:44 ` [kvmarm] " Avi Kivity
2012-09-15 15:35 ` [PATCH 07/15] KVM: ARM: Hypervisor inititalization Christoffer Dall
2012-09-15 15:35 ` [PATCH 08/15] KVM: ARM: Memory virtualization setup Christoffer Dall
2012-09-15 15:35 ` [PATCH 09/15] KVM: ARM: Inject IRQs and FIQs from userspace Christoffer Dall
2012-09-25 15:55 ` Will Deacon
2012-09-29 15:50 ` Christoffer Dall
2012-09-30 12:48 ` Will Deacon
2012-09-30 14:34 ` Christoffer Dall
2012-09-15 15:35 ` [PATCH 10/15] KVM: ARM: World-switch implementation Christoffer Dall
2012-09-25 17:00 ` Will Deacon
2012-09-25 17:15 ` [kvmarm] " Peter Maydell
2012-09-25 17:42 ` Marc Zyngier
2012-09-30 0:33 ` Christoffer Dall
2012-09-30 9:48 ` Peter Maydell
2012-09-30 14:31 ` Christoffer Dall
2012-09-30 17:47 ` Christoffer Dall
2012-09-15 15:35 ` [PATCH 11/15] KVM: ARM: Emulation framework and CP15 emulation Christoffer Dall
2012-09-15 15:35 ` [PATCH 12/15] KVM: ARM: User space API for getting/setting co-proc registers Christoffer Dall
2012-09-15 15:35 ` [PATCH 13/15] KVM: ARM: Handle guest faults in KVM Christoffer Dall
2012-09-25 11:11 ` Min-gyu Kim
2012-09-25 12:38 ` Christoffer Dall
2012-09-27 3:11 ` Min-gyu Kim
2012-09-27 5:35 ` Christoffer Dall
2012-09-27 15:26 ` [kvmarm] " Marc Zyngier
2012-09-27 12:39 ` Catalin Marinas
2012-09-27 17:15 ` Christoffer Dall
2012-09-27 17:21 ` Catalin Marinas
2012-09-15 15:35 ` [PATCH 14/15] KVM: ARM: Handle I/O aborts Christoffer Dall
2012-09-27 15:11 ` Will Deacon
2012-09-30 21:49 ` Christoffer Dall
2012-10-01 12:53 ` Dave Martin
2012-10-01 15:12 ` Jon Medhurst (Tixy)
2012-10-01 16:07 ` Dave Martin
2012-10-05 9:00 ` Russell King - ARM Linux
2012-10-08 10:04 ` Dave Martin
2012-10-08 21:52 ` Christoffer Dall
2012-09-15 15:36 ` [PATCH 15/15] KVM: ARM: Guest wait-for-interrupts (WFI) support Christoffer Dall
2012-09-25 17:04 ` Will Deacon
2012-09-29 23:00 ` Christoffer Dall
2012-09-18 12:21 ` [PATCH 00/15] KVM/ARM Implementation Will Deacon
2012-09-18 12:32 ` Christoffer Dall
2012-09-19 12:44 ` Avi Kivity
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