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authorCatalin Marinas <catalin.marinas@arm.com>2013-06-12 16:48:38 +0100
committerCatalin Marinas <catalin.marinas@arm.com>2013-06-12 16:48:38 +0100
commit63917f0b5ba2a932d4fca7f67d1a1eae9034269e (patch)
tree2e5b219ca98b56868136e227601a91143d289daf /arch/arm64/kernel/vmlinux.lds.S
parentd822d2a1e33144967b01f9535ce217639aa75279 (diff)
parentaa4a73a0a23a65a2f531d01f1865d1e61c6acb55 (diff)
downloadlinux-63917f0b5ba2a932d4fca7f67d1a1eae9034269e.tar.bz2
Merge branch 'kvm-arm64/kvm-for-3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into upstream
* 'kvm-arm64/kvm-for-3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms: (33 commits) arm64: KVM: document kernel object mappings in HYP arm64: KVM: MAINTAINERS update arm64: KVM: userspace API documentation arm64: KVM: enable initialization of a 32bit vcpu arm64: KVM: 32bit guest fault injection arm64: KVM: 32bit specific register world switch arm64: KVM: CPU specific 32bit coprocessor access arm64: KVM: 32bit handling of coprocessor traps arm64: KVM: 32bit conditional execution emulation arm64: KVM: 32bit GP register access arm64: KVM: define 32bit specific registers arm64: KVM: Build system integration arm64: KVM: PSCI implementation arm64: KVM: Plug the arch timer ARM: KVM: timer: allow DT matching for ARMv8 cores arm64: KVM: Plug the VGIC arm64: KVM: Exit handling arm64: KVM: HYP mode world switch implementation arm64: KVM: hypervisor initialization code arm64: KVM: guest one-reg interface ... Conflicts: arch/arm64/Makefile
Diffstat (limited to 'arch/arm64/kernel/vmlinux.lds.S')
-rw-r--r--arch/arm64/kernel/vmlinux.lds.S20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S
index 5e06a1786e26..f5e55747242f 100644
--- a/arch/arm64/kernel/vmlinux.lds.S
+++ b/arch/arm64/kernel/vmlinux.lds.S
@@ -17,6 +17,19 @@ ENTRY(stext)
jiffies = jiffies_64;
+#define HYPERVISOR_TEXT \
+ /* \
+ * Force the alignment to be compatible with \
+ * the vectors requirements \
+ */ \
+ . = ALIGN(2048); \
+ VMLINUX_SYMBOL(__hyp_idmap_text_start) = .; \
+ *(.hyp.idmap.text) \
+ VMLINUX_SYMBOL(__hyp_idmap_text_end) = .; \
+ VMLINUX_SYMBOL(__hyp_text_start) = .; \
+ *(.hyp.text) \
+ VMLINUX_SYMBOL(__hyp_text_end) = .;
+
SECTIONS
{
/*
@@ -49,6 +62,7 @@ SECTIONS
TEXT_TEXT
SCHED_TEXT
LOCK_TEXT
+ HYPERVISOR_TEXT
*(.fixup)
*(.gnu.warning)
. = ALIGN(16);
@@ -116,3 +130,9 @@ SECTIONS
STABS_DEBUG
.comment 0 : { *(.comment) }
}
+
+/*
+ * The HYP init code can't be more than a page long.
+ */
+ASSERT(((__hyp_idmap_text_start + PAGE_SIZE) > __hyp_idmap_text_end),
+ "HYP init code too big")