函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\ptr_ring.h Create Date:2022-07-27 14:40:36
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：ptr_ring_full_bh

函数原型：static inline bool ptr_ring_full_bh(struct ptr_ring *r)

返回类型：bool

参数：

类型参数名称
struct ptr_ring *r
91  spin_lock_bh( & producer_lock)
92  ret等于Note: callers invoking this in a loop must use a compiler barrier,* for example cpu_relax().* NB: this is unlike __ptr_ring_empty in that callers must hold producer_lock:* see e.g. ptr_ring_full.
93  spin_unlock_bh( & producer_lock)
95  返回:ret