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authorJames Bottomley <jejb@titanic.(none)>2005-05-20 15:27:44 -0500
committerJames Bottomley <jejb@titanic.(none)>2005-05-20 15:27:44 -0500
commitad34ea2cc3845ef4dcd7d12fb0fa8484734bd672 (patch)
treead434400f5ecaa33b433c8f830e40792d8d6c05c /arch/ppc64/kernel/vdso32/note.S
parent90356ac3194bf91a441a5f9c3067af386ef62462 (diff)
parent88d7bd8cb9eb8d64bf7997600b0d64f7834047c5 (diff)
merge by hand - fix up rejections in Documentation/DocBook/Makefile
Diffstat (limited to 'arch/ppc64/kernel/vdso32/note.S')
-rw-r--r--arch/ppc64/kernel/vdso32/note.S25
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/ppc64/kernel/vdso32/note.S b/arch/ppc64/kernel/vdso32/note.S
new file mode 100644
index 000000000000..d4b5be4f3d5f
--- /dev/null
+++ b/arch/ppc64/kernel/vdso32/note.S
@@ -0,0 +1,25 @@
+/*
+ * This supplies .note.* sections to go into the PT_NOTE inside the vDSO text.
+ * Here we can supply some information useful to userland.
+ */
+
+#include <linux/uts.h>
+#include <linux/version.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)
+ .long LINUX_VERSION_CODE
+ ASM_ELF_NOTE_END