Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=810bab448e563ffd1718d78e9a3756806b626acc
Commit: 810bab448e563ffd1718d78e9a3756806b626acc
Parent: 86313c488a6848b7ec2ba04e74f25f79dd32a0b7
Author: Jeremy Fitzhardinge <[EMAIL PROTECTED]>
AuthorDate: Tue Jul 17 18:37:03 2007 -0700
Committer: Jeremy Fitzhardinge <[EMAIL PROTECTED]>
CommitDate: Wed Jul 18 08:47:40 2007 -0700
use elfnote.h to generate vsyscall notes.
Use existing elfnote.h to generate vsyscall notes, rather than doing
it locally. Changes elfnote.h a bit to suit, since this is the first
asm user, and it wasn't quite right.
Signed-off-by: Jeremy Fitzhardinge <[EMAIL PROTECTED]>
Cc: "Eric W. Biederman" <[EMAIL PROTECTED]>
Cc: Roland McGrath <[EMAIL PROTECTED]>
Cc: Andrew Morton <[EMAIL PROTECTED]>
---
arch/i386/kernel/vsyscall-note.S | 23 ++++++-----------------
include/linux/elfnote.h | 22 +++++++++++++++-------
2 files changed, 21 insertions(+), 24 deletions(-)
diff --git a/arch/i386/kernel/vsyscall-note.S b/arch/i386/kernel/vsyscall-note.S
index d4b5be4..52e0cbb 100644
--- a/arch/i386/kernel/vsyscall-note.S
+++ b/arch/i386/kernel/vsyscall-note.S
@@ -3,23 +3,12 @@
* Here we can supply some information useful to userland.
*/
-#include <linux/uts.h>
#include <linux/version.h>
+#include <linux/elfnote.h>
-#define ASM_ELF_NOTE_BEGIN(name, flags, vendor, type) \
- .section name, flags; \
- .balign 4; \
- .long 1f - 0f; /* name length */ \
- .long 3f - 2f; /* data length */ \
- .long type; /* note type */ \
-0: .asciz vendor; /* vendor name */ \
-1: .balign 4; \
-2:
-
-#define ASM_ELF_NOTE_END \
-3: .balign 4; /* pad out section */ \
- .previous
-
- ASM_ELF_NOTE_BEGIN(".note.kernel-version", "a", UTS_SYSNAME, 0)
+/* Ideally this would use UTS_NAME, but using a quoted string here
+ doesn't work. Remember to change this when changing the
+ kernel's name. */
+ELFNOTE_START(Linux, 0, "a")
.long LINUX_VERSION_CODE
- ASM_ELF_NOTE_END
+ELFNOTE_END
diff --git a/include/linux/elfnote.h b/include/linux/elfnote.h
index 9a1e067..e831759 100644
--- a/include/linux/elfnote.h
+++ b/include/linux/elfnote.h
@@ -38,17 +38,25 @@
* e.g. ELFNOTE(XYZCo, 42, .asciz, "forty-two")
* ELFNOTE(XYZCo, 12, .long, 0xdeadbeef)
*/
-#define ELFNOTE(name, type, desctype, descdata) \
-.pushsection .note.name, "",@note ; \
- .align 4 ; \
+#define ELFNOTE_START(name, type, flags) \
+.pushsection .note.name, flags,@note ; \
+ .balign 4 ; \
.long 2f - 1f /* namesz */ ; \
- .long 4f - 3f /* descsz */ ; \
+ .long 4484f - 3f /* descsz */ ; \
.long type ; \
1:.asciz #name ; \
-2:.align 4 ; \
-3:desctype descdata ; \
-4:.align 4 ; \
+2:.balign 4 ; \
+3:
+
+#define ELFNOTE_END \
+4484:.balign 4 ; \
.popsection ;
+
+#define ELFNOTE(name, type, desc) \
+ ELFNOTE_START(name, type, "") \
+ desc ; \
+ ELFNOTE_END
+
#else /* !__ASSEMBLER__ */
#include <linux/elf.h>
/*
-
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