函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\tomoyo\tomoyo.c Create Date:2022-07-27 21:15:55
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：moyo_sb_umount - Target for security_sb_umount().*@mnt: Pointer to "struct vfsmount".*@flags: Unmount options.* Returns 0 on success, negative value otherwise.

函数原型：static int tomoyo_sb_umount(struct vfsmount *mnt, int flags)

返回类型：int

参数：

类型参数名称
struct vfsmount *mnt
intflags
413  struct path path = {mnt = mnt, dentry = root of the mounted tree }
415  返回:moyo_path_perm - Check permission for "unlink", "rmdir", "truncate", "symlink", "append", "chroot" and "unmount".*@operation: Type of operation.*@path: Pointer to "struct path".*@target: Symlink's target if @operation is TOMOYO_TYPE_SYMLINK,