X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/946c3fdd31300074cc78841795bd47af908ddddb..04ee277abd77fc51c5ab02ee58790a859607ea24:/lunaix-os/includes/lunaix/common.h

diff --git a/lunaix-os/includes/lunaix/common.h b/lunaix-os/includes/lunaix/common.h
index c9ef9e4..ac0b4d4 100644
--- a/lunaix-os/includes/lunaix/common.h
+++ b/lunaix-os/includes/lunaix/common.h
@@ -13,6 +13,7 @@
 #define KSTACK_SIZE MEM_1MB
 #define KSTACK_START (USER_START - KSTACK_SIZE)
 #define KSTACK_TOP ((USER_START - 1) & ~0xf)
+#define within_kstack(addr) (KSTACK_START <= (addr) && (addr) <= KSTACK_TOP)
 
 #define KERNEL_MM_BASE 0xC0000000