kernel: physmem: Panic when out of memory

Signed-off-by: Ian Moffett <ian@osmora.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/sys/vm/vm_physmem.c b/sys/vm/vm_physmem.c
index f8caf9a..0bd2d54 100644
--- a/sys/vm/vm_physmem.c
+++ b/sys/vm/vm_physmem.c
@@ -32,6 +32,7 @@
 #include <sys/limine.h>
 #include <sys/syslog.h>
 #include <sys/spinlock.h>
+#include <sys/panic.h>
 #include <vm/physmem.h>
 #include <vm/vm.h>
 #include <string.h>
@@ -194,6 +195,10 @@ vm_alloc_frame(size_t count)
         ret = __vm_alloc_frame(count);
     }
 
+    if (ret == 0) {
+        panic("out of memory\n");
+    }
+
     pages_used += count;
     pages_free -= count;
     spinlock_release(&lock);