函数逻辑报告

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Source Code:fs\aio.c Create Date:2022-07-29 10:53:24
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：get_reqs_available

函数原型：static bool get_reqs_available(struct kioctx *ctx)

返回类型：bool

参数：

类型参数名称
struct kioctx *ctx
1013  如果__get_reqs_available(ctx)则返回:true
1015  ser_refill_reqs_available* Called to refill reqs_available when aio_get_req() encounters an* out of space in the completion ring.
1016  返回:__get_reqs_available(ctx)
调用者
名称描述
aio_get_reqaio_get_req* Allocate a slot for an aio request.* Returns NULL if no requests are free.* The refcount is initialized to 2 - one for the async op completion,* one for the synchronous code that does this.