[PATCH 10/10] Add support for VMUFAT filesystem

From: Adrian McMenamin

Date: Fri Apr 10 2026 - 11:11:04 EST


The pattern 0x55555555 is used in the VMUFAT system block, so we add it as a magic number here.

Signed-off-by: Adrian McMenamin <adrianmcmenamin@xxxxxxxxx>

---


diff --git a/include/uapi/linux/magic.h b/include/uapi/linux/magic.h
index 4f2da935a76c..7a3ab866ef48 100644
--- a/include/uapi/linux/magic.h
+++ b/include/uapi/linux/magic.h
@@ -54,6 +54,7 @@
#define QNX4_SUPER_MAGIC 0x002f /* qnx4 fs detection */
#define QNX6_SUPER_MAGIC 0x68191122 /* qnx6 fs detection */
#define AFS_FS_MAGIC 0x6B414653
+#define VMUFAT_SUPER_MAGIC 0x55555555 /* opening bytes of root */


#define REISERFS_SUPER_MAGIC 0x52654973 /* used by gcc */
--
2.43.0