* [PATCH 1 of 1] x86_43: Put .note.* sections into a PT_NOTE segment in vmlinux [not found] <2bf2abf6e97048bbef24.1154462451@ezr> @ 2006-08-22 11:14 ` Ian Campbell 2006-08-22 11:33 ` Andi Kleen 0 siblings, 1 reply; 3+ messages in thread From: Ian Campbell @ 2006-08-22 11:14 UTC (permalink / raw) To: Andrew Morton Cc: Xen-devel, Jeremy Fitzhardinge, Virtualization, Linux Kernel, Andi Kleen, Chris Wright, Ian Pratt, Eric W. Biederman, Christoph Lameter 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@xensource.com> 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 } ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH 1 of 1] x86_43: Put .note.* sections into a PT_NOTE segment in vmlinux 2006-08-22 11:14 ` [PATCH 1 of 1] x86_43: Put .note.* sections into a PT_NOTE segment in vmlinux Ian Campbell @ 2006-08-22 11:33 ` Andi Kleen 2006-08-22 11:43 ` Ian Campbell 0 siblings, 1 reply; 3+ messages in thread From: Andi Kleen @ 2006-08-22 11:33 UTC (permalink / raw) To: Ian Campbell Cc: Andrew Morton, Xen-devel, Jeremy Fitzhardinge, Virtualization, Linux Kernel, Chris Wright, Ian Pratt, Eric W. Biederman, Christoph Lameter On Tue, 22 Aug 2006 12:14:18 +0100 Ian Campbell <Ian.Campbell@XenSource.com> wrote: > 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. Ok, but can you please resubmit with complete changelog/rationale? Thanks, -Andi ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH 1 of 1] x86_43: Put .note.* sections into a PT_NOTE segment in vmlinux 2006-08-22 11:33 ` Andi Kleen @ 2006-08-22 11:43 ` Ian Campbell 0 siblings, 0 replies; 3+ messages in thread From: Ian Campbell @ 2006-08-22 11:43 UTC (permalink / raw) To: Andi Kleen Cc: Andrew Morton, Xen-devel, Jeremy Fitzhardinge, Virtualization, Linux Kernel, Chris Wright, Ian Pratt, Eric W. Biederman, Christoph Lameter On Tue, 2006-08-22 at 13:33 +0200, Andi Kleen wrote: > On Tue, 22 Aug 2006 12:14:18 +0100 > Ian Campbell <Ian.Campbell@XenSource.com> wrote: > > > 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. > > Ok, but can you please resubmit with complete changelog/rationale? Will do. I've just noticed a bunch of sections (.vsyscall_*, .xtime and others) which aren't getting put into segments for some reason. I'll figure that out first... Ian. ^ permalink raw reply [flat|nested] 3+ messages in thread
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2006-08-22 11:14 ` [PATCH 1 of 1] x86_43: Put .note.* sections into a PT_NOTE segment in vmlinux Ian Campbell
2006-08-22 11:33 ` Andi Kleen
2006-08-22 11:43 ` Ian Campbell
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