xnu-4903.231.4.tar.gz

[apple/xnu.git] / osfmk / vm / vm_compressor_pager.c

diff --git a/osfmk/vm/vm_compressor_pager.c b/osfmk/vm/vm_compressor_pager.c
index c8ec4fed006213c26c63c8faf0fbb908ceb889ab..aa9d4662e3f7590096b8fcd55745e4853be68007 100644 (file)
--- a/osfmk/vm/vm_compressor_pager.c
+++ b/osfmk/vm/vm_compressor_pager.c
@@ -707,8 +707,10 @@ vm_compressor_pager_put(
 {
        compressor_pager_t      pager;
        compressor_slot_t       *slot_p;
+#if __arm__ || __arm64__
        unsigned int            prev_wimg = VM_WIMG_DEFAULT;
        boolean_t               set_cache_attr = FALSE;
+#endif
 
        compressor_pager_stats.put++;
 
@@ -749,6 +751,7 @@ vm_compressor_pager_put(
                *compressed_count_delta_p -= 1;
        }
 
+#if __arm__ || __arm64__
        /*
         * cacheability should be set to the system default (usually writeback)
         * during compressor operations, both for performance and correctness,
@@ -772,6 +775,11 @@ vm_compressor_pager_put(
                        pmap_set_cache_attributes(ppnum, prev_wimg);
                return KERN_RESOURCE_SHORTAGE;
        }
+#else
+       if (vm_compressor_put(ppnum, slot_p, current_chead, scratch_buf)) {
+               return KERN_RESOURCE_SHORTAGE;
+       }
+#endif
        *compressed_count_delta_p += 1;
 
        return KERN_SUCCESS;
@@ -820,6 +828,7 @@ vm_compressor_pager_get(
                
        if (kr == KERN_SUCCESS) {
                int     retval;
+#if __arm__ || __arm64__
                unsigned int prev_wimg = VM_WIMG_DEFAULT;
                boolean_t set_cache_attr = FALSE;
 
@@ -835,7 +844,7 @@ vm_compressor_pager_get(
                        set_cache_attr = TRUE;
                        pmap_set_cache_attributes(ppnum, VM_WIMG_DEFAULT);
                }
-
+#endif
                /* get the page from the compressor */
                retval = vm_compressor_get(ppnum, slot_p, flags);
                if (retval == -1)
@@ -846,8 +855,10 @@ vm_compressor_pager_get(
                        assert((flags & C_DONT_BLOCK));
                        kr = KERN_FAILURE;
                }
+#if __arm__ || __arm64__
                if (set_cache_attr)
                        pmap_set_cache_attributes(ppnum, prev_wimg);
+#endif
        }
 
        if (kr == KERN_SUCCESS) {