Expose vmalloc-like os interface to Palacios, and updates to use it

[palacios.git] / linux_module / palacios-stubs.c

diff --git a/linux_module/palacios-stubs.c b/linux_module/palacios-stubs.c
index ba9da58..54b2ad1 100644 (file)
--- a/linux_module/palacios-stubs.c
+++ b/linux_module/palacios-stubs.c
@@ -832,10 +832,14 @@ palacios_mutex_unlock_irqrestore(void *mutex, void *flags)
 
 void palacios_used_fpu(void)
 {
-   struct thread_info *cur = current_thread_info();
-
    // We assume we are not preemptible here...
-   cur->status |= 1;
+#ifndef TS_USEDFPU
+   struct task_struct *tsk = current;
+   tsk->thread.fpu.has_fpu = 1;
+#else
+   struct thread_info *cur = current_thread_info();
+   cur->status |= TS_USEDFPU; 
+#endif
    clts(); 
    // After this, FP Save should be handled by Linux if it
    // switches to a different task and that task uses FPU
@@ -864,6 +868,8 @@ static struct v3_os_hooks palacios_os_hooks = {
        .print                  = palacios_print_scoped,
        .allocate_pages         = palacios_allocate_pages,
        .free_pages             = palacios_free_pages,
+       .vmalloc                = palacios_valloc,
+       .vfree                  = palacios_vfree,
        .malloc                 = palacios_alloc,
        .free                   = palacios_free,
        .vaddr_to_paddr         = palacios_vaddr_to_paddr,