[IA64] Export three symbols for module use

Since kvm/module needs to use some unexported functions in kernel,
so export them with this patch.

Signed-off-by: Zhang Xiantao <xiantao.zhang@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/arch/ia64/kernel/sal.c b/arch/ia64/kernel/sal.c
index 27c2ef445a56..f44fe8412162 100644
--- a/arch/ia64/kernel/sal.c
+++ b/arch/ia64/kernel/sal.c
@@ -284,6 +284,7 @@ ia64_sal_cache_flush (u64 cache_type)
         SAL_CALL(isrv, SAL_CACHE_FLUSH, cache_type, 0, 0, 0, 0, 0, 0);
         return isrv.status;
 }
+EXPORT_SYMBOL_GPL(ia64_sal_cache_flush);
 
 void __init
 ia64_sal_init (struct ia64_sal_systab *systab)
@@ -372,3 +373,16 @@ ia64_sal_oemcall_reentrant(struct ia64_sal_retval *isrvp, u64 oemfunc,
         return 0;
 }
 EXPORT_SYMBOL(ia64_sal_oemcall_reentrant);
+
+long
+ia64_sal_freq_base (unsigned long which, unsigned long *ticks_per_second,
+                    unsigned long *drift_info)
+{
+        struct ia64_sal_retval isrv;
+
+        SAL_CALL(isrv, SAL_FREQ_BASE, which, 0, 0, 0, 0, 0, 0);
+        *ticks_per_second = isrv.v0;
+        *drift_info = isrv.v1;
+        return isrv.status;
+}
+EXPORT_SYMBOL_GPL(ia64_sal_freq_base);