Ion_carveout_heap_free

Author: heym

August undefined, 2024

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。

[PATCH 016/115] gpu: ion: Add cache maintenance to ion.

Web18 apr. 2014 · chipset: MSM8X25Q. codebase: Android 4.1. ION概念： ION是Google的下一代内存管理器，用来支持不同的内存分配机制，如CARVOUT(PMEM)，物理连续内存(kmalloc), 虚拟地址连续但物理不连续内存(vmalloc)， IOMMU等。 WebFrom: Rebecca Schultz Zavin This patch adds cache maintenance operations to ion. As per mailing list discussions regarding dma_buf, cache operations are done implicitly. smallest shower curtain size

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Web22 feb. 2024 · carveout heap的创建需要调用struct ion_heap *ion_carveout_heap_create(struct ion_platform_heap *heap_data)函数, 传入参数：一 … WebYou can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long. Web17 sep. 2001 · Android patches for the linux kernel. Contribute to powerc20/raw-android-patches development by creating an account on GitHub. smallest shower room layout

drivers/gpu/ion/ion_carveout_heap.c - kernel/bcm - Git at Google

Ion_carveout_heap_free

Web* drivers/gpu/ion/ion_carveout_heap.c * * Copyright (C) 2011 Google, Inc. * * This software is licensed under the terms of the GNU General Public * License version 2 ... WebFile: ion_carveout_heap.c. package info (click to toggle) linux 4.7.8-1~bpo8%2B1. links: PTS , VCS. area: main. in suites: jessie-backports. size: 797,264 kB. sloc : ansic: …

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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... 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 ...

WebKernel Source for AOSP build for the OnePlus One. Contribute to OnePlusTech/android_kernel_oneplus_one development by creating an account on GitHub. 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 ...

Websearchcode is a free source code search engine. Code snippets and open source (free software) repositories are indexed and searchable. http://www.katsuster.net/wiki/index.php?linux-4.4.1%2Fion_heap

WebTo: labbott@xxxxxxxxxx, sumit.semwal@xxxxxxxxxx, gregkh@xxxxxxxxxxxxxxxxxxx, arve@xxxxxxxxxxx, tkjos@xxxxxxxxxxx, maco@xxxxxxxxxxx, joel@xxxxxxxxxxxxxxxxx, christian@xxxxxxxxxx, devel@xxxxxxxxxxxxxxxxxxxx, dri-devel@xxxxxxxxxxxxxxxxxxxxx, linaro-mm-sig@xxxxxxxxxxxxxxxx; Subject: [PATCH 1/2] staging: android: ion: Remove … song of solomon pilateWeb* 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 smallest shower door size转到msm_ion.c，ion.c的某些函数也被重新封装了下.万事都从设备匹配开始：从下面的代码可以得知，ION_HEAP_TYPE_SYSTEM_CONTIG使用kmalloc创 … Meer weergeven 内核空间使用ION也是大同小异，按照创建client,buffer,handle的流程，只是它的使用对用户空间来说是透明的罢了！ ion_client_create … Meer weergeven 前一篇文章有说到，要使用ION, 必须要先创建ion_client, 因此用户空间在open ion的时候创建了client. 有了client之后，用户程序就可以开始申请分配ION buffer了！通过ioctl命令实现。 ion_ioct函数有若干个cmd，ION_IOC_ALLOC … Meer weergeven smallest shower sizeWebTo: labbott@xxxxxxxxxx, sumit.semwal@xxxxxxxxxx, gregkh@xxxxxxxxxxxxxxxxxxx, arve@xxxxxxxxxxx, tkjos@xxxxxxxxxxx, maco@xxxxxxxxxxx, joel@xxxxxxxxxxxxxxxxx, … song of solomon on marriageWeb実装 † /** * struct ion_heap - represents a heap in the system * @node: rb node to put the heap on the device's tree of heaps * @dev: back pointer to the ion_device * @type: type of heap * @ops: ops struct as above * @flags: flags * @id: id of heap, also indicates priority of this heap when * allocating. smallest shower panWeb* enum ion_heap_types - list of all possible types of heaps * @ION_HEAP_TYPE_SYSTEM: memory allocated via vmalloc * @ION_HEAP_TYPE_SYSTEM_CONTIG: memory allocated via kmalloc song of solomon paintingWebstatic 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 = … song of solomon rings