[src/trunk]: src/sys/arch/alpha Garbage-collect pmap_do_reactivate() and the ...

[thorpej <thorpej%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/48978afeeca8
branches:  trunk
changeset: 748521:48978afeeca8
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Mon Oct 26 03:51:42 2009 +0000

description:
Garbage-collect pmap_do_reactivate() and the associated IPI -- nothing has
used them for a long time.

diffstat:

 sys/arch/alpha/alpha/ipifuncs.c |   6 ++----
 sys/arch/alpha/alpha/pmap.c     |  27 ++-------------------------
 sys/arch/alpha/include/intr.h   |   5 ++---
 sys/arch/alpha/include/pmap.h   |   4 +---
 4 files changed, 7 insertions(+), 35 deletions(-)

diffs (120 lines):

diff -r 09957cf35574 -r 48978afeeca8 sys/arch/alpha/alpha/ipifuncs.c
--- a/sys/arch/alpha/alpha/ipifuncs.c   Mon Oct 26 03:21:19 2009 +0000
+++ b/sys/arch/alpha/alpha/ipifuncs.c   Mon Oct 26 03:51:42 2009 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ipifuncs.c,v 1.40 2008/04/28 20:23:10 martin Exp $ */
+/* $NetBSD: ipifuncs.c,v 1.41 2009/10/26 03:51:42 thorpej Exp $ */
 
 /*-
  * Copyright (c) 1998, 1999, 2000, 2001 The NetBSD Foundation, Inc.
@@ -32,7 +32,7 @@
 
 #include <sys/cdefs.h>                 /* RCS ID & Copyright macro defns */
 
-__KERNEL_RCSID(0, "$NetBSD: ipifuncs.c,v 1.40 2008/04/28 20:23:10 martin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ipifuncs.c,v 1.41 2009/10/26 03:51:42 thorpej Exp $");
 
 /*
  * Interprocessor interrupt handlers.
@@ -78,7 +78,6 @@
        alpha_ipi_synch_fpu,
        alpha_ipi_discard_fpu,
        alpha_ipi_pause,
-       pmap_do_reactivate,
 };
 
 const char *ipinames[ALPHA_NIPIS] = {
@@ -90,7 +89,6 @@
        "synch fpu ipi",
        "discard fpu ipi",
        "pause ipi",
-       "pmap reactivate ipi",
 };
 
 /*
diff -r 09957cf35574 -r 48978afeeca8 sys/arch/alpha/alpha/pmap.c
--- a/sys/arch/alpha/alpha/pmap.c       Mon Oct 26 03:21:19 2009 +0000
+++ b/sys/arch/alpha/alpha/pmap.c       Mon Oct 26 03:51:42 2009 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: pmap.c,v 1.247 2009/10/26 03:21:19 thorpej Exp $ */
+/* $NetBSD: pmap.c,v 1.248 2009/10/26 03:51:42 thorpej Exp $ */
 
 /*-
  * Copyright (c) 1998, 1999, 2000, 2001, 2007, 2008 The NetBSD Foundation, Inc.
@@ -140,7 +140,7 @@
 
 #include <sys/cdefs.h>                 /* RCS ID & Copyright macro defns */
 
-__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.247 2009/10/26 03:21:19 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.248 2009/10/26 03:51:42 thorpej Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -2167,29 +2167,6 @@
        atomic_and_ulong(&pmap->pm_cpus, ~(1UL << cpu_number()));
 }
 
-#if defined(MULTIPROCESSOR)
-/*
- * pmap_do_reactivate:
- *
- *     Reactivate an address space when the level 1 map changes.
- *     We are invoked by an interprocessor interrupt.
- */
-void
-pmap_do_reactivate(struct cpu_info *ci, struct trapframe *framep)
-{
-       struct pmap *pmap;
-
-       if (ci->ci_curlwp == ci->ci_data.cpu_idlelwp)
-               return;
-
-       pmap = ci->ci_curlwp->l_proc->p_vmspace->vm_map.pmap;
-
-       pmap_asn_alloc(pmap, ci->ci_cpuid);
-       if (PMAP_ISACTIVE(pmap, ci->ci_cpuid))
-               PMAP_ACTIVATE(pmap, ci->ci_curlwp, ci->ci_cpuid);
-}
-#endif /* MULTIPROCESSOR */
-
 /*
  * pmap_zero_page:             [ INTERFACE ]
  *
diff -r 09957cf35574 -r 48978afeeca8 sys/arch/alpha/include/intr.h
--- a/sys/arch/alpha/include/intr.h     Mon Oct 26 03:21:19 2009 +0000
+++ b/sys/arch/alpha/include/intr.h     Mon Oct 26 03:51:42 2009 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: intr.h,v 1.66 2008/04/28 20:23:11 martin Exp $ */
+/* $NetBSD: intr.h,v 1.67 2009/10/26 03:51:43 thorpej Exp $ */
 
 /*-
  * Copyright (c) 2000, 2001, 2002 The NetBSD Foundation, Inc.
@@ -165,9 +165,8 @@
 #define        ALPHA_IPI_SYNCH_FPU             (1UL << 5)
 #define        ALPHA_IPI_DISCARD_FPU           (1UL << 6)
 #define        ALPHA_IPI_PAUSE                 (1UL << 7)
-#define        ALPHA_IPI_PMAP_REACTIVATE       (1UL << 8)
 
-#define        ALPHA_NIPIS             9       /* must not exceed 64 */
+#define        ALPHA_NIPIS             8       /* must not exceed 64 */
 
 struct cpu_info;
 struct trapframe;
diff -r 09957cf35574 -r 48978afeeca8 sys/arch/alpha/include/pmap.h
--- a/sys/arch/alpha/include/pmap.h     Mon Oct 26 03:21:19 2009 +0000
+++ b/sys/arch/alpha/include/pmap.h     Mon Oct 26 03:51:42 2009 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: pmap.h,v 1.74 2009/03/15 22:19:15 cegger Exp $ */
+/* $NetBSD: pmap.h,v 1.75 2009/10/26 03:51:43 thorpej Exp $ */
 
 /*-
  * Copyright (c) 1998, 1999, 2000, 2001, 2007 The NetBSD Foundation, Inc.
@@ -195,8 +195,6 @@
 struct cpu_info;
 struct trapframe;
 
-void   pmap_do_reactivate(struct cpu_info *, struct trapframe *);
-
 void   pmap_tlb_shootdown(pmap_t, vaddr_t, pt_entry_t, u_long *);
 void   pmap_tlb_shootnow(u_long);
 void   pmap_do_tlb_shootdown(struct cpu_info *, struct trapframe *);