Cross Reference: /vbox/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c

Lines Matching defs:pTask
183  * @param   pTask       The Linux task to create this mapping in.
186 static void *rtR0MemObjLinuxDoMmap(RTR3PTR R3PtrFixed, size_t cb, size_t uAlignment, struct task_struct *pTask, unsigned fProt)
191     Assert((pTask == current)); /* do_mmap */
215         down_write(&pTask->mm->mmap_sem);
217         up_write(&pTask->mm->mmap_sem);
225         down_write(&pTask->mm->mmap_sem);
227         up_write(&pTask->mm->mmap_sem);
254  * @param   pTask       The Linux task to destroy this mapping in.
256 static void rtR0MemObjLinuxDoMunmap(void *pv, size_t cb, struct task_struct *pTask)
259     Assert(pTask == current);
262     down_write(&pTask->mm->mmap_sem);
263     do_munmap(pTask->mm, (unsigned long)pv, cb, 0); /* should it be 1 or 0? */
264     up_write(&pTask->mm->mmap_sem);
266     down_write(&pTask->mm->mmap_sem);
267     do_munmap(pTask->mm, (unsigned long)pv, cb);
268     up_write(&pTask->mm->mmap_sem);
569                 struct task_struct *pTask = rtR0ProcessToLinuxTask(pMemLnx->Core.u.Lock.R0Process);
571                 Assert(pTask);
572                 if (pTask && pTask->mm)
573                     down_read(&pTask->mm->mmap_sem);
583                 if (pTask && pTask->mm)
584                     up_read(&pTask->mm->mmap_sem);
593                 struct task_struct *pTask = rtR0ProcessToLinuxTask(pMemLnx->Core.u.Lock.R0Process);
594                 Assert(pTask);
595                 if (pTask && pTask->mm)
596                     rtR0MemObjLinuxDoMunmap(pMemLnx->Core.pv, pMemLnx->Core.cb, pTask);
614                 struct task_struct *pTask = rtR0ProcessToLinuxTask(pMemLnx->Core.u.Lock.R0Process);
615                 Assert(pTask);
616                 if (pTask && pTask->mm)
617                     rtR0MemObjLinuxDoMunmap(pMemLnx->Core.pv, pMemLnx->Core.cb, pTask);
980     struct task_struct *pTask = rtR0ProcessToLinuxTask(R0Process);
989     if (!pTask)
1004         down_read(&pTask->mm->mmap_sem);
1009         rc = get_user_pages(pTask,                  /* Task for fault accounting. */
1010                             pTask->mm,              /* Whose pages. */
1041             up_read(&pTask->mm->mmap_sem);
1063         up_read(&pTask->mm->mmap_sem);
1220     struct task_struct *pTask = rtR0ProcessToLinuxTask(R0Process);
1221     if (!pTask)
1233     pv = rtR0MemObjLinuxDoMmap(R3PtrFixed, cb, uAlignment, pTask, RTMEM_PROT_NONE);
1240         rtR0MemObjLinuxDoMunmap(pv, cb, pTask);
1389     struct task_struct *pTask        = rtR0ProcessToLinuxTask(R0Process);
1401     if (!pTask)
1427         pv = rtR0MemObjLinuxDoMmap(R3PtrFixed, pMemLnxToMap->Core.cb, uAlignment, pTask, fProt);
1439             down_write(&pTask->mm->mmap_sem);
1450                     struct vm_area_struct *vma = find_vma(pTask->mm, ulAddrCur); /* this is probably the same for all the pages... */
1472                         rc = rtR0MemObjLinuxFixPte(pTask->mm, ulAddrCur, Phys);
1502                         struct vm_area_struct *vma = find_vma(pTask->mm, ulAddrCur); /* this is probably the same for all the pages... */
1515                             rc = rtR0MemObjLinuxFixPte(pTask->mm, ulAddrCur, Phys);
1544                 pTask->mm->numa_next_reset = jiffies + 0x7fffffffUL;
1546                 pTask->mm->numa_next_scan  = jiffies + 0x7fffffffUL;
1549                 pTask->mm->numa_next_reset = jiffies + 0x7fffffffffffffffUL;
1551                 pTask->mm->numa_next_scan  = jiffies + 0x7fffffffffffffffUL;
1556             up_write(&pTask->mm->mmap_sem);
1572             rtR0MemObjLinuxDoMunmap(pv, pMemLnxToMap->Core.cb, pTask);