Skip site navigation (1)Skip section navigation (2) 
Date:      Wed, 6 Apr 2016 14:16:38 +0000 (UTC)
From:      Andrew Turner <andrew@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r297617 - head/sys/arm64/arm64
Message-ID:  <201604061416.u36EGcQh061666@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help 
Author: andrew
Date: Wed Apr  6 14:16:37 2016
New Revision: 297617
URL: https://svnweb.freebsd.org/changeset/base/297617

Log:
  Use PHYS_IN_DMAP to check if a physical address is within the DMAP region.
  
  Approved by:	ABT Systems Ltd
  Sponsored by:	The FreeBSD Foundation

Modified:
  head/sys/arm64/arm64/pmap.c

Modified: head/sys/arm64/arm64/pmap.c
==============================================================================
--- head/sys/arm64/arm64/pmap.c	Wed Apr  6 14:12:00 2016	(r297616)
+++ head/sys/arm64/arm64/pmap.c	Wed Apr  6 14:16:37 2016	(r297617)
@@ -3534,7 +3534,7 @@ pmap_map_io_transient(vm_page_t page[], 
 	needs_mapping = FALSE;
 	for (i = 0; i < count; i++) {
 		paddr = VM_PAGE_TO_PHYS(page[i]);
-		if (__predict_false(paddr >= DMAP_MAX_PHYSADDR)) {
+		if (__predict_false(!PHYS_IN_DMAP(paddr))) {
 			error = vmem_alloc(kernel_arena, PAGE_SIZE,
 			    M_BESTFIT | M_WAITOK, &vaddr[i]);
 			KASSERT(error == 0, ("vmem_alloc failed: %d", error));
@@ -3552,7 +3552,7 @@ pmap_map_io_transient(vm_page_t page[], 
 		sched_pin();
 	for (i = 0; i < count; i++) {
 		paddr = VM_PAGE_TO_PHYS(page[i]);
-		if (paddr >= DMAP_MAX_PHYSADDR) {
+		if (!PHYS_IN_DMAP(paddr)) {
 			panic(
 			   "pmap_map_io_transient: TODO: Map out of DMAP data");
 		}
@@ -3572,7 +3572,7 @@ pmap_unmap_io_transient(vm_page_t page[]
 		sched_unpin();
 	for (i = 0; i < count; i++) {
 		paddr = VM_PAGE_TO_PHYS(page[i]);
-		if (paddr >= DMAP_MAX_PHYSADDR) {
+		if (!PHYS_IN_DMAP(paddr)) {
 			panic("ARM64TODO: pmap_unmap_io_transient: Unmap data");
 		}
 	}

Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201604061416.u36EGcQh061666>