Windows: record history of read lock threads

[openafs.git] / src / WINNT / client_osi / osisleep.h

diff --git a/src/WINNT/client_osi/osisleep.h b/src/WINNT/client_osi/osisleep.h
index 4c7fb9b..0c3fe46 100644 (file)
--- a/src/WINNT/client_osi/osisleep.h
+++ b/src/WINNT/client_osi/osisleep.h
@@ -25,14 +25,15 @@
 #define OSI_SLEEPINFO_W4READ   1       /* waiting for a read lock */
 #define OSI_SLEEPINFO_W4WRITE  2       /* waiting for a write lock */
 typedef struct osi_sleepInfo {
-       osi_queue_t q;
-       LONG_PTR value;         /* sleep value when in a sleep queue, patch addr for turnstiles */
-       size_t tid;             /* thread ID of sleeper */
-       EVENT_HANDLE sema;      /* semaphore for this entry */
-       unsigned short states;  /* states bits */
-       unsigned short idx;     /* sleep hash table we're in, if in hash */
-        unsigned short waitFor;        /* what are we waiting for; used for bulk wakeups */
-       unsigned long refCount; /* reference count from FDs */
+    osi_queue_t q;
+    LONG_PTR value;            /* sleep value when in a sleep queue, patch addr for turnstiles */
+    DWORD *tidp;                /* tid history */
+    size_t tid;                        /* thread ID of sleeper */
+    EVENT_HANDLE sema;         /* semaphore for this entry */
+    unsigned short states;     /* states bits */
+    unsigned short idx;                /* sleep hash table we're in, if in hash */
+    unsigned short waitFor;    /* what are we waiting for; used for bulk wakeups */
+    unsigned long refCount;     /* reference count from FDs */
 } osi_sleepInfo_t;
 
 /* first guy is the most recently added process */
@@ -144,8 +145,9 @@ void osi_panic(char *, char *, long);
 
 time_t osi_Time(void);
 
-extern void osi_TWait(osi_turnstile_t *turnp, int waitFor, void *patchp,
-       Crit_Sec *releasep);
+extern void osi_TWait(osi_turnstile_t *turnp, int waitFor,
+                      void *patchp, DWORD *tidp,
+                      Crit_Sec *releasep);
 
 extern void osi_TSignal(osi_turnstile_t *turnp);