Lines Matching refs:mmap_sem

150 	down_write(&current->mm->mmap_sem);  in ib_umem_get()
153 		up_write(&current->mm->mmap_sem);  in ib_umem_get()
157 	up_write(&current->mm->mmap_sem);  in ib_umem_get()
175 	down_read(&current->mm->mmap_sem);  in ib_umem_get()
182 			up_read(&current->mm->mmap_sem);  in ib_umem_get()
200 	up_read(&current->mm->mmap_sem);  in ib_umem_get()
219 	down_write(&current->mm->mmap_sem);  in ib_umem_get()
221 	up_write(&current->mm->mmap_sem);  in ib_umem_get()
237 	down_write(&umem->mm->mmap_sem);  in ib_umem_account()
239 	up_write(&umem->mm->mmap_sem);  in ib_umem_account()
281 		if (!down_write_trylock(&mm->mmap_sem)) {  in ib_umem_release()
290 		down_write(&mm->mmap_sem);  in ib_umem_release()
293 	up_write(&mm->mmap_sem);  in ib_umem_release()