函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\xarray.c Create Date:2022-07-27 07:10:33
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：xas_lock_type

函数原型：static inline void xas_lock_type(struct xa_state *xas, unsigned int lock_type)

返回类型：void

参数：

类型参数名称
struct xa_state *xas
unsigned intlock_type
38  如果lock_type恒等于XA_LOCK_IRQ则xas_lock_irq(xas)
40  否则如果lock_type恒等于XA_LOCK_BH则xas_lock_bh(xas)
42  否则xas_lock(xas)
调用者
名称描述
__xas_nomem__xas_nomem() - Drop locks and allocate memory if needed.*@xas: XArray operation state.*@gfp: Memory allocation flags.* Internal variant of xas_nomem().* Return: true if memory was needed, and was successfully allocated.