函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\page_alloc.c Create Date:2022-07-27 16:34:15
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：__rmqueue_cma_fallback

函数原型：static __always_inline struct page *__rmqueue_cma_fallback(struct zone *zone, unsigned int order)

返回类型：struct page

参数：

类型参数名称
struct zone *zone
unsigned intorder
2225  返回:Go through the free lists for the given migratetype and remove* the smallest available page from the freelists
调用者
名称描述
__rmqueueDo the hard work of removing an element from the buddy allocator.* Call me with the zone->lock already held.