Author: andrew
Date: Thu Jul 2 16:13:29 2015
New Revision: 285048
URL: https://svnweb.freebsd.org/changeset/base/285048
Log:
Remove an unneeded define and old comment referencing amd64.
Modified:
head/sys/arm64/arm64/pmap.c
Modified: head/sys/arm64/arm64/pmap.c
==============================================================================
--- head/sys/arm64/arm64/pmap.c Thu Jul 2 15:26:40 2015 (r285047)
+++ head/sys/arm64/arm64/pmap.c Thu Jul 2 16:13:29 2015 (r285048)
@@ -83,8 +83,6 @@
* SUCH DAMAGE.
*/
-#define AMD64_NPT_AWARE
-
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
@@ -3040,14 +3038,6 @@ pmap_map_io_transient(vm_page_t page[],
if (!needs_mapping)
return (FALSE);
- /*
- * NB: The sequence of updating a page table followed by accesses
- * to the corresponding pages used in the !DMAP case is subject to
- * the situation described in the "AMD64 Architecture Programmer's
- * Manual Volume 2: System Programming" rev. 3.23, "7.3.1 Special
- * Coherency Considerations". Therefore, issuing the INVLPG right
- * after modifying the PTE bits is crucial.
- */
if (!can_fault)
sched_pin();
for (i = 0; i < count; i++) {
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