Searched defs:xc_sys_mutex (Results 1 - 1 of 1) sorted by relevance

/illumos-gate/usr/src/uts/sun4/os/
H A Dx_call.c49 kmutex_t xc_sys_mutex; /* protect xcall session and xc_mbox */ variable
54 * Mail box for handshaking and xcall request; protected by xc_sys_mutex
126 mutex_init(&xc_sys_mutex, NULL, MUTEX_SPIN,
455 if (xc_holder == lcx) { /* got the xc_sys_mutex already */
456 ASSERT(MUTEX_HELD(&xc_sys_mutex));
488 * we are trying to grab xc_sys_mutex.
493 * At this point, since we don't own xc_sys_mutex,
502 * xc_sys_mutex before we write to the xc_mbox, and
506 mutex_enter(&xc_sys_mutex);
510 * Since we own xc_sys_mutex no
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