Changeset 40740 in vbox for trunk/include/VBox/sup.h

Timestamp:

Apr 2, 2012 11:54:41 AM (13 years ago)

Author:

vboxsync

Message:

SUPDrv: Update GIP data behind a spinlock for online/offline race conditions.

File:

• trunk/include/VBox/sup.h (modified) (1 diff)

trunk/include/VBox/sup.h

@@ -208 +208 @@
     /** The max CPU ID (RTMpGetMaxCpuId). */
     RTCPUID             idCpuMax;
+    /** Padding to 8 byte alignment. */
+    uint16_t            au16Padding1[2];
+    /** Spinlock protecting the GIP array members. */
+    RTSPINLOCK          Spinlock;                       /* 144 */
 
     /** Padding / reserved space for future data. */
-    uint32_t            au32Padding1[29];
+    uint32_t            au32Padding1[26];
 
     /** Table indexed by the CPU APIC ID to get the CPU table index. */