Git Repo - linux.git/blame_incremental

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Commit	Line	Data
	1	// SPDX-License-Identifier: GPL-2.0-only
	2	/*
	3	* linux/init/version.c
	4	*
	5	* Copyright (C) 1992 Theodore Ts'o
	6	*
	7	* May be freely distributed as part of Linux.
	8	*/
	9
	10	#include <generated/compile.h>
	11	#include <linux/build-salt.h>
	12	#include <linux/elfnote-lto.h>
	13	#include <linux/export.h>
	14	#include <linux/init.h>
	15	#include <linux/printk.h>
	16	#include <linux/uts.h>
	17	#include <linux/utsname.h>
	18	#include <linux/proc_ns.h>
	19
	20	static int __init early_hostname(char *arg)
	21	{
	22	size_t bufsize = sizeof(init_uts_ns.name.nodename);
	23	size_t maxlen = bufsize - 1;
	24	ssize_t arglen;
	25
	26	arglen = strscpy(init_uts_ns.name.nodename, arg, bufsize);
	27	if (arglen < 0) {
	28	pr_warn("hostname parameter exceeds %zd characters and will be truncated",
	29	maxlen);
	30	}
	31	return 0;
	32	}
	33	early_param("hostname", early_hostname);
	34
	35	const char linux_proc_banner[] =
	36	"%s version %s"
	37	" (" LINUX_COMPILE_BY "@" LINUX_COMPILE_HOST ")"
	38	" (" LINUX_COMPILER ") %s\n";
	39
	40	BUILD_SALT;
	41	BUILD_LTO_INFO;
	42
	43	/*
	44	* init_uts_ns and linux_banner contain the build version and timestamp,
	45	* which are really fixed at the very last step of build process.
	46	* They are compiled with __weak first, and without __weak later.
	47	*/
	48
	49	struct uts_namespace init_uts_ns __weak;
	50	const char linux_banner[] __weak;
	51
	52	#include "version-timestamp.c"
	53
	54	EXPORT_SYMBOL_GPL(init_uts_ns);