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authorLinus Torvalds <torvalds@linux-foundation.org>2008-12-28 12:33:21 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2008-12-28 12:33:21 -0800
commit1db2a5c11e495366bff35cf7445d494703f7febe (patch)
tree3347dd1cab0a2a96a4333524298a62132eb22336 /arch/s390/include/asm/vdso.h
parenta39b863342b8aba52390092be95db58f6ed56061 (diff)
parentcef7125def4dd104769f400c941199614da0aca1 (diff)
Merge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6
* 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6: (85 commits) [S390] provide documentation for hvc_iucv kernel parameter. [S390] convert ctcm printks to dev_xxx and pr_xxx macros. [S390] convert zfcp printks to pr_xxx macros. [S390] convert vmlogrdr printks to pr_xxx macros. [S390] convert zfcp dumper printks to pr_xxx macros. [S390] convert cpu related printks to pr_xxx macros. [S390] convert qeth printks to dev_xxx and pr_xxx macros. [S390] convert sclp printks to pr_xxx macros. [S390] convert iucv printks to dev_xxx and pr_xxx macros. [S390] convert ap_bus printks to pr_xxx macros. [S390] convert dcssblk and extmem printks messages to pr_xxx macros. [S390] convert monwriter printks to pr_xxx macros. [S390] convert s390 debug feature printks to pr_xxx macros. [S390] convert monreader printks to pr_xxx macros. [S390] convert appldata printks to pr_xxx macros. [S390] convert setup printks to pr_xxx macros. [S390] convert hypfs printks to pr_xxx macros. [S390] convert time printks to pr_xxx macros. [S390] convert cpacf printks to pr_xxx macros. [S390] convert cio printks to pr_xxx macros. ...
Diffstat (limited to 'arch/s390/include/asm/vdso.h')
-rw-r--r--arch/s390/include/asm/vdso.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/s390/include/asm/vdso.h b/arch/s390/include/asm/vdso.h
new file mode 100644
index 00000000000..a44f4fe16a3
--- /dev/null
+++ b/arch/s390/include/asm/vdso.h
@@ -0,0 +1,39 @@
+#ifndef __S390_VDSO_H__
+#define __S390_VDSO_H__
+
+#ifdef __KERNEL__
+
+/* Default link addresses for the vDSOs */
+#define VDSO32_LBASE 0
+#define VDSO64_LBASE 0
+
+#define VDSO_VERSION_STRING LINUX_2.6.26
+
+#ifndef __ASSEMBLY__
+
+/*
+ * Note about this structure:
+ *
+ * NEVER USE THIS IN USERSPACE CODE DIRECTLY. The layout of this
+ * structure is supposed to be known only to the function in the vdso
+ * itself and may change without notice.
+ */
+
+struct vdso_data {
+ __u64 tb_update_count; /* Timebase atomicity ctr 0x00 */
+ __u64 xtime_tod_stamp; /* TOD clock for xtime 0x08 */
+ __u64 xtime_clock_sec; /* Kernel time 0x10 */
+ __u64 xtime_clock_nsec; /* 0x18 */
+ __u64 wtom_clock_sec; /* Wall to monotonic clock 0x20 */
+ __u64 wtom_clock_nsec; /* 0x28 */
+ __u32 tz_minuteswest; /* Minutes west of Greenwich 0x30 */
+ __u32 tz_dsttime; /* Type of dst correction 0x34 */
+};
+
+extern struct vdso_data *vdso_data;
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* __KERNEL__ */
+
+#endif /* __S390_VDSO_H__ */