regression: mmap for fd

[lunaix-os.git] / lunaix-os / includes / lunaix / mm / page.h

diff --git a/lunaix-os/includes/lunaix/mm/page.h b/lunaix-os/includes/lunaix/mm/page.h
index 37496a384a63583b465325041001e6f56f612012..8d479c2f47f3305b7d1669d938a63c47672496ee 100644 (file)
--- a/lunaix-os/includes/lunaix/mm/page.h
+++ b/lunaix-os/includes/lunaix/mm/page.h
@@ -23,6 +23,7 @@
 
 #define PG_DIRTY(pte) ((pte & (1 << 6)) >> 6)
 #define PG_ACCESSED(pte) ((pte & (1 << 5)) >> 5)
+#define PG_PRESENTED(pte) ((pte)&PG_PRESENT)
 
 #define IS_CACHED(entry) ((entry & 0x1))