Move the *_new_altkstack() and *_dispose_altkstack() functions out of the

various pmap implementations into the machine-independent vm.  They were
all identical.

1 files changed, 0 insertions, 30 deletions

diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c
index d3cdb59..38a5f5b 100644
--- a/sys/amd64/amd64/pmap.c
+++ b/sys/amd64/amd64/pmap.c
@@ -997,36 +997,6 @@ pmap_dispose_thread(td)
 }
 
 /*
- * Set up a variable sized alternate kstack.  Though it may look MI, it may
- * need to be different on certain arches like ia64.
- */
-void
-pmap_new_altkstack(struct thread *td, int pages)
-{
-	/* shuffle the original stack */
-	td->td_altkstack_obj = td->td_kstack_obj;
-	td->td_altkstack = td->td_kstack;
-	td->td_altkstack_pages = td->td_kstack_pages;
-
-	pmap_new_thread(td, pages);
-}
-
-void
-pmap_dispose_altkstack(td)
-	struct thread *td;
-{
-	pmap_dispose_thread(td);
-
-	/* restore the original kstack */
-	td->td_kstack = td->td_altkstack;
-	td->td_kstack_obj = td->td_altkstack_obj;
-	td->td_kstack_pages = td->td_altkstack_pages;
-	td->td_altkstack = 0;
-	td->td_altkstack_obj = NULL;
-	td->td_altkstack_pages = 0;
-}
-
-/*
  * Allow the Kernel stack for a thread to be prejudicially paged out.
  */
 void