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-rw-r--r--arch/arm64/kernel/vmlinux.lds.S30
1 files changed, 21 insertions, 9 deletions
diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S
index 3fae2be8b01..f5e55747242 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);
@@ -56,7 +70,7 @@ SECTIONS
}
RO_DATA(PAGE_SIZE)
-
+ EXCEPTION_TABLE(8)
_etext = .; /* End of text and rodata section */
. = ALIGN(PAGE_SIZE);
@@ -99,14 +113,6 @@ SECTIONS
READ_MOSTLY_DATA(64)
/*
- * The exception fixup table (might need resorting at runtime)
- */
- . = ALIGN(32);
- __start___ex_table = .;
- *(__ex_table)
- __stop___ex_table = .;
-
- /*
* and the usual data section
*/
DATA_DATA
@@ -124,3 +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")