svn commit: r305884 - stable/11/sys/arm64/arm64

[Andrew Turner]

Author: andrew
Date: Fri Sep 16 12:42:36 2016
New Revision: 305884
URL: https://svnweb.freebsd.org/changeset/base/305884

Log:
  MFC 305546:
  When synchronising the instruction and data caches we only need to clean
  the data cache to the point of unification. This is the point where the
  two caches are unified to a single unified cache so cleaning past here
  is just extra unneeded work.
  
  Obtained from:	ABT Systems Ltd
  Sponsored by:	The FreeBSD Foundation

Modified:
  stable/11/sys/arm64/arm64/cpufunc_asm.S
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/arm64/arm64/cpufunc_asm.S
==============================================================================
--- stable/11/sys/arm64/arm64/cpufunc_asm.S	Fri Sep 16 12:39:21 2016	(r305883)
+++ stable/11/sys/arm64/arm64/cpufunc_asm.S	Fri Sep 16 12:42:36 2016	(r305884)
@@ -151,5 +151,5 @@ END(arm64_idcache_wbinv_range)
  * void arm64_icache_sync_range(vm_offset_t, vm_size_t)
  */
 ENTRY(arm64_icache_sync_range)
-	cache_handle_range	dcop = cvac, ic = 1, icop = ivau
+	cache_handle_range	dcop = cvau, ic = 1, icop = ivau
 END(arm64_icache_sync_range)