函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\read_write.c Create Date:2022-07-29 10:31:27
Last Modify:2020-03-18 10:18:51 Copyright©Brick
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函数名称：SYSCALL_DEFINE5

函数原型：SYSCALL_DEFINE5(pwritev, unsigned long, fd, const struct iovec __user *, vec, unsigned long, vlen, unsigned long, pos_l, unsigned long, pos_h)

返回类型：

参数：无

1157  pos等于pos_from_hilo(pos_h, pos_l)
1159  返回:do_pwritev(fd, vec, vlen, pos, 0)