Function report |
Source Code:kernel\bpf\syscall.c |
Create Date:2022-07-28 12:54:47 |
Last Modify:2022-05-19 18:06:12 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:bpf_obj_get_info_by_fd
Proto:static int bpf_obj_get_info_by_fd(const union bpf_attr *attr, union bpf_attr __user *uattr)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
const union bpf_attr * | attr | |
union bpf_attr __user * | uattr |
2815 | If helper macro to check that unused fields 'union bpf_attr' are zero (BPF_OBJ_GET_INFO_BY_FD) Then Return -EINVAL |
2822 | If f_op == bpf_prog_fops Then err = bpf_prog_get_info_by_fd( needed for tty driver, and maybe others , attr, uattr) |
2825 | Else if f_op == bpf_map_fops Then err = bpf_map_get_info_by_fd( needed for tty driver, and maybe others , attr, uattr) |
2828 | Else if f_op == btf_fops Then err = bpf_btf_get_info_by_fd( needed for tty driver, and maybe others , attr, uattr) |
2834 | Return err |
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