xnu-7195.60.75.tar.gz

[apple/xnu.git] / osfmk / arm / caches_asm.s

diff --git a/osfmk/arm/caches_asm.s b/osfmk/arm/caches_asm.s
index 0b305f48f613be90726ad2ce097f88fce74f0288..d30f034a06e074bd58fb352ebf1458538ad7b7e3 100644 (file)
--- a/osfmk/arm/caches_asm.s
+++ b/osfmk/arm/caches_asm.s
@@ -224,7 +224,7 @@ cudr_loop:
        bx              lr
 
 /*
- *     void CleanPoC_DcacheRegion(vm_offset_t va, unsigned length)
+ *     void CleanPoC_DcacheRegion(vm_offset_t va, size_t length)
  *
  *             Clean d-cache region to Point of Coherency
  */
@@ -239,6 +239,7 @@ LEXT(CleanPoC_DcacheRegion_Force)
        add             r1, r1, r2
        sub             r1, r1, #1
        mov             r1, r1, LSR #MMU_CLINE                          // Set cache line counter
+       dsb
 ccdr_loop:
        mcr             p15, 0, r0, c7, c10, 1                          // Clean dcache line to PoC
        add             r0, r0, #1<<MMU_CLINE                           // Get next cache aligned addr