Web转自：Android系列-ION内存管理简介 - 简书Android系列-ION内存管理简介Android的ION子系统的目的主要是通过在硬件设备和用户空间之间分配和共享内存，实现设备之间零拷贝共享内存。说来简单，其实不易。在Soc硬件中，许多设备可以进行DMA，这些设备可能有不同的能力，以及不同的内存访问机制。 Web[PATCH 058/115] gpu: ion: Refactor the code to zero buffers John Stultz [PATCH 059/115] gpu: ion: Only flush buffers in the chunk heap... John Stultz [PATCH 055/115] gpu: ion: Export ion_client_create John Stultz [PATCH 053/115] gpu: ion: Add chunk heap John Stultz [PATCH 050/115] gpu: ion: Fix bug where MAP ioctl was no longe...

git.linuxtv.org

Webstatic void ion_carveout_heap_free(struct ion_buffer *buffer) {struct ion_heap *heap = buffer->heap; ion_carveout_free(heap, buffer->priv_phys, buffer->size); buffer->priv_phys = … Webstatic void ion_carveout_heap_free(struct ion_buffer *buffer) {struct ion_heap *heap = buffer->heap; + struct sg_table *table = buffer->priv_virt; + struct page *page = … sharee gilbert

sources.debian.org

Web/* * drivers/staging/android/ion/ion_carveout_heap.c * * Copyright (C) 2011 Google, Inc. * * This software is licensed under the terms of the GNU General Public ... Webstatic void ion_carveout_heap_free(struct ion_buffer *buffer) {struct ion_heap *heap = buffer->heap; ion_carveout_free(heap, buffer->priv_phys, buffer->size); buffer->priv_phys = … Web* drivers/staging/android/ion/ion_carveout_heap.c * * Copyright (C) 2011 Google, Inc. * * This software is licensed under the terms of the GNU General Public sharee glenn