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xen-devel
[Xen-devel] [PATCH 1 of 1] x86_43: Put .note.* sections into a PT_NOTE s
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To: |
Andrew Morton <akpm@xxxxxxxx> |
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Subject: |
[Xen-devel] [PATCH 1 of 1] x86_43: Put .note.* sections into a PT_NOTE segment in vmlinux |
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From: |
Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx> |
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Date: |
Tue, 22 Aug 2006 12:14:18 +0100 |
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Cc: |
Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Jeremy Fitzhardinge <jeremy@xxxxxxxxxxxxx>, Virtualization <virtualization@xxxxxxxxxxxxxx>, Linux Kernel <linux-kernel@xxxxxxxxxxxxxxx>, Andi Kleen <ak@xxxxxxx>, Chris Wright <chrisw@xxxxxxxxxxxx>, Ian Pratt <ian.pratt@xxxxxxxxxxxxx>, "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>, Christoph Lameter <clameter@xxxxxxx> |
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Delivery-date: |
Tue, 22 Aug 2006 04:14:45 -0700 |
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<2bf2abf6e97048bbef24.1154462451@ezr> |
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On Tue, 2006-08-01 at 13:00 -0700, Jeremy Fitzhardinge wrote:
> This patch will pack any .note.* section into a PT_NOTE segment in the
> output file.
[...]
> This only changes i386 for now, but I presume the corresponding
> changes for other architectures will be as simple.
Here is the patch for x86_64.
Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxxxxx>
diff -urN ref-linux-2.6.16.13/arch/x86_64/kernel/vmlinux.lds.S
x86-64_elfnotes/arch/x86_64/kernel/vmlinux.lds.S
--- ref-linux-2.6.16.13/arch/x86_64/kernel/vmlinux.lds.S 2006-05-02
22:38:44.000000000 +0100
+++ x86-64_elfnotes/arch/x86_64/kernel/vmlinux.lds.S 2006-08-22
11:39:14.000000000 +0100
@@ -14,6 +14,11 @@
OUTPUT_ARCH(i386:x86-64)
ENTRY(phys_startup_64)
jiffies_64 = jiffies;
+PHDRS {
+ text PT_LOAD FLAGS(5); /* R_E */
+ data PT_LOAD FLAGS(7); /* RWE */
+ note PT_NOTE FLAGS(4); /* R__ */
+}
SECTIONS
{
. = __START_KERNEL;
@@ -26,7 +31,7 @@
KPROBES_TEXT
*(.fixup)
*(.gnu.warning)
- } = 0x9090
+ } :text = 0x9090
/* out-of-line lock text */
.text.lock : AT(ADDR(.text.lock) - LOAD_OFFSET) { *(.text.lock) }
@@ -43,7 +48,7 @@
.data : AT(ADDR(.data) - LOAD_OFFSET) {
*(.data)
CONSTRUCTORS
- }
+ } :data
_edata = .; /* End of data section */
@@ -201,4 +206,6 @@
STABS_DEBUG
DWARF_DEBUG
+
+ NOTES
}
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