This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / arch / sh / kernel / vsyscall / vsyscall-note.S

diff --git a/arch/sh/kernel/vsyscall/vsyscall-note.S b/arch/sh/kernel/vsyscall/vsyscall-note.S
new file mode 100644 (file)
index 0000000..d4b5be4
--- /dev/null
+++ b/arch/sh/kernel/vsyscall/vsyscall-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