函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\fcntl.c Create Date:2022-07-29 10:35:46
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:COMPAT_SYSCALL_DEFINE3

函数原型:COMPAT_SYSCALL_DEFINE3(fcntl, unsigned int, fd, unsigned int, cmd, compat_ulong_t, arg)

返回类型:

参数:

685  :cmd恒等于using 'struct flock64'
686  :cmd恒等于F_SETLK64
687  :cmd恒等于F_SETLKW64
688  :cmd恒等于F_OFD_GETLK
689  :cmd恒等于F_OFD_SETLK
690  :cmd恒等于F_OFD_SETLKW
691  返回:负EINVAL
693  返回:do_compat_fcntl64(fd, cmd, arg)