函数逻辑报告

函数名称：xa_insert() - Store this entry in the XArray unless another entry is* already present.*@xa: XArray.*@index: Index into array.*@entry: New entry.*@gfp: Memory allocation flags.* Inserting a NULL entry will store a reserved entry (like xa_reserve())

函数原型：static inline int __must_check xa_insert(struct xarray *xa, unsigned long index, void *entry, gfp_t gfp)

返回类型：int

参数：