VBox

Timestamp:

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

Author:

vboxsync

svn:sync-xref-src-repo-rev:

77217

Message:

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

Location:

trunk/include/VBox

Files:

trunk/include/VBox/sup.h

-              r40667
+              r40740
     /** 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. */

-              r36262
+              r40740
     .u16Padding0                resw 1
     .idCpuMax                   resd 1
+    .au32Padding1               resd 29
+    .au16Padding1               resw 2
+    .Spinlock                   RTR0PTR_RES 1
+    .au32Padding1               resd 26
     .aiCpuFromApicId            resw 256
     .aiCpuFromCpuSetIdx         resw 256

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