函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\keys\big_key.c Create Date:2022-07-27 20:02:50
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：describe the big_key key

函数原型：void big_key_describe(const struct key *key, struct seq_file *m)

返回类型：void

参数：

类型参数名称
const struct key *key
struct seq_file *m
341  datalen等于data[big_key_len]
343  seq_puts(m, description)
345  如果key_is_positive - Determine if a key has been positively instantiated*@key: The key to check.* Return true if the specified key has been positively instantiated, false* otherwise.则seq_printf(m, ": %zu [%s]", datalen, datalen > If the data is under this limit, there's no point creating a shm file to* hold it as the permanently resident metadata for the shmem fs will be at* least as large as the data. ? "file" : "buff")