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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-16 10:10:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-16 10:10:02 -0700
commite7fd3b4669f5b835c8afce28425d9f698a558115 (patch)
treed7f254a1d75807cc8b50f416ba3bd13010913ddc /arch/x86/kernel/vmlinux.lds.S
parentfc82e1d59a24cbac01c49d4eb3b28d6abc26a5f4 (diff)
parent2ae9d293b14d17f35eff624272cfecac7979a2ee (diff)
Merge branch 'x86-trampoline-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-trampoline-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86: Fix binutils-2.21 symbol related build failures x86-64, trampoline: Remove unused variable x86, reboot: Fix the use of passed arguments in 32-bit BIOS reboot x86, reboot: Move the real-mode reboot code to an assembly file x86: Make the GDT_ENTRY() macro in <asm/segment.h> safe for assembly x86, trampoline: Use the unified trampoline setup for ACPI wakeup x86, trampoline: Common infrastructure for low memory trampolines Fix up trivial conflicts in arch/x86/kernel/Makefile
Diffstat (limited to 'arch/x86/kernel/vmlinux.lds.S')
-rw-r--r--arch/x86/kernel/vmlinux.lds.S13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index 101c32309f1..624a2016198 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -241,6 +241,18 @@ SECTIONS
INIT_DATA_SECTION(16)
+ /*
+ * Code and data for a variety of lowlevel trampolines, to be
+ * copied into base memory (< 1 MiB) during initialization.
+ * Since it is copied early, the main copy can be discarded
+ * afterwards.
+ */
+ .x86_trampoline : AT(ADDR(.x86_trampoline) - LOAD_OFFSET) {
+ x86_trampoline_start = .;
+ *(.x86_trampoline)
+ x86_trampoline_end = .;
+ }
+
.x86_cpu_dev.init : AT(ADDR(.x86_cpu_dev.init) - LOAD_OFFSET) {
__x86_cpu_dev_start = .;
*(.x86_cpu_dev.init)
@@ -292,6 +304,7 @@ SECTIONS
*(.iommu_table)
__iommu_table_end = .;
}
+
. = ALIGN(8);
/*
* .exit.text is discard at runtime, not link time, to deal with