Differential D28192 Diff 85279 sys/compat/linux/linux_stats.c

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sys/compat/linux/linux_stats.c

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	int			int
	linux_newfstatat(struct thread td, struct linux_newfstatat_args args)			linux_newfstatat(struct thread td, struct linux_newfstatat_args args)
	{			{
	char *path;			char *path;
	int error, dfd, flag;			int error, dfd, flag;
	struct stat buf;			struct stat buf;

				if (args->flag & LINUX_AT_EMPTY_PATH) {
				if (args->dfd == AT_FDCWD) {
				emasteUnsubmitted Not Done Inline Actions Should this be (should we have) `LINUX_AT_FDCWD`? emaste: Should this be (should we have) `LINUX_AT_FDCWD`?
				traszAuthorUnsubmitted Done Inline Actions Linux uses the same value as we do, -100. trasz: Linux uses the same value as we do, -100.
				linux_msg(td, "unsupported fstatat with AT_FDCWD");
				return (EBADF);
				}
				error = kern_fstat(td, args->dfd, &buf);
				translate_fd_major_minor(td, args->dfd, &buf);
				goto out;
				}

	if (args->flag & ~LINUX_AT_SYMLINK_NOFOLLOW)			if (args->flag & ~LINUX_AT_SYMLINK_NOFOLLOW)
	return (EINVAL);			return (EINVAL);
	flag = (args->flag & LINUX_AT_SYMLINK_NOFOLLOW) ?			flag = (args->flag & LINUX_AT_SYMLINK_NOFOLLOW) ?
	AT_SYMLINK_NOFOLLOW : 0;			AT_SYMLINK_NOFOLLOW : 0;

	dfd = (args->dfd == LINUX_AT_FDCWD) ? AT_FDCWD : args->dfd;			dfd = (args->dfd == LINUX_AT_FDCWD) ? AT_FDCWD : args->dfd;
	if (!LUSECONVPATH(td)) {			if (!LUSECONVPATH(td)) {
	error = linux_kern_statat(td, flag, dfd, args->pathname,			error = linux_kern_statat(td, flag, dfd, args->pathname,
	UIO_USERSPACE, &buf);			UIO_USERSPACE, &buf);
	} else {			} else {
	LCONVPATHEXIST_AT(td, args->pathname, &path, dfd);			LCONVPATHEXIST_AT(td, args->pathname, &path, dfd);
	error = linux_kern_statat(td, flag, dfd, path, UIO_SYSSPACE, &buf);			error = linux_kern_statat(td, flag, dfd, path, UIO_SYSSPACE, &buf);
	LFREEPATH(path);			LFREEPATH(path);
	}			}
				out:
	if (error == 0)			if (error == 0)
	error = newstat_copyout(&buf, args->statbuf);			error = newstat_copyout(&buf, args->statbuf);

	return (error);			return (error);
	}			}

	#endif /* __i386__ \|\| (__amd64__ && COMPAT_LINUX32) */			#endif /* __i386__ \|\| (__amd64__ && COMPAT_LINUX32) */

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