函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\resctrl\rdtgroup.c Create Date:2022-07-27 09:11:08
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：rdt_last_cmd_status_show

函数原型：static int rdt_last_cmd_status_show(struct kernfs_open_file *of, struct seq_file *seq, void *v)

返回类型：int

参数：

类型参数名称
struct kernfs_open_file *of
struct seq_file *seq
void *v
733  mutex_lock( & Mutex to protect rdtgroup access. )
734  len等于How much buffer was written?
735  如果len则seq_printf(seq, "%.*s", len, last_cmd_status_buf)
737  否则seq_puts(seq, "ok\n")
739  mutex_unlock( & Mutex to protect rdtgroup access. )
740  返回:0