lguest: the host code

This is the code for the "lg.ko" module, which allows lguest guests to
be launched.

[akpm@linux-foundation.org: update for futex-new-private-futexes]
[akpm@linux-foundation.org: build fix]
[jmorris@namei.org: lguest: use hrtimers]
[akpm@linux-foundation.org: x86_64 build fix]
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Andi Kleen <ak@suse.de>
Cc: Eric Dumazet <dada1@cosmosbay.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 6 insertions, 6 deletions

diff --git a/include/linux/lguest.h b/include/linux/lguest.h
index f30c04fc22b7..500aace21ca7 100644
--- a/include/linux/lguest.h
+++ b/include/linux/lguest.h
@@ -3,11 +3,6 @@
 #ifndef _ASM_LGUEST_H
 #define _ASM_LGUEST_H
 
-/* These are randomly chosen numbers which indicate we're an lguest at boot */
-#define LGUEST_MAGIC_EBP 0x4C687970
-#define LGUEST_MAGIC_EDI 0x652D4D65
-#define LGUEST_MAGIC_ESI 0xFFFFFFFF
-
 #ifndef __ASSEMBLY__
 #include <asm/irq.h>
 
@@ -20,7 +15,7 @@
 #define LHCALL_LOAD_IDT_ENTRY   6
 #define LHCALL_SET_STACK        7
 #define LHCALL_TS               8
-#define LHCALL_TIMER_READ       9
+#define LHCALL_SET_CLOCKEVENT   9
 #define LHCALL_HALT             10
 #define LHCALL_GET_WALLCLOCK    11
 #define LHCALL_BIND_DMA         12
@@ -29,6 +24,9 @@
 #define LHCALL_SET_PMD          15
 #define LHCALL_LOAD_TLS         16
 
+#define LG_CLOCK_MIN_DELTA      100UL
+#define LG_CLOCK_MAX_DELTA      ULONG_MAX
+
 #define LGUEST_TRAP_ENTRY 0x1F
 
 static inline unsigned long
@@ -75,6 +73,8 @@ struct lguest_data
         unsigned long reserve_mem;
         /* ID of this guest (used by network driver to set ethernet address) */
         u16 guestid;
+        /* KHz for the TSC clock. */
+        u32 tsc_khz;
 
 /* Fields initialized by the guest at boot: */
         /* Instruction range to suppress interrupts even if enabled */