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Commit d3878bb8 authored by Masami Hiramatsu's avatar Masami Hiramatsu Committed by Richard Weinberger
Browse files

um: Use os_info for the messages on normal path 



Use os_info() for printing out the messages on the
normal execution path.

Signed-off-by: default avatarMasami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
parent f7887ee1

arch/um/kernel/um_arch.c

+4 −4
Original line number Diff line number Diff line
@@ -289,7 +289,7 @@ int __init linux_main(int argc, char **argv) 


	diff = UML_ROUND_UP(brk_start) - UML_ROUND_UP(&_end);

	if (diff > 1024 * 1024) {

		printf("Adding %ld bytes to physical memory to account for "

		os_info("Adding %ld bytes to physical memory to account for "

			"exec-shield gap\n", diff);

		physmem_size += UML_ROUND_UP(brk_start) - UML_ROUND_UP(&_end);

	}
@@ -330,7 +330,7 @@ int __init linux_main(int argc, char **argv) 
	end_vm = start_vm + virtmem_size;



	if (virtmem_size < physmem_size)

		printf("Kernel virtual memory size shrunk to %lu bytes\n",

		os_info("Kernel virtual memory size shrunk to %lu bytes\n",

			virtmem_size);



	os_flush_stdout();

arch/um/os-Linux/main.c

+1 −2
Original line number Diff line number Diff line
@@ -184,14 +184,13 @@ int __init main(int argc, char **argv, char **envp) 
	 */

	unblock_signals();



	os_info("\n");

	/* Reboot */

	if (ret) {

		printf("\n");

		execvp(new_argv[0], new_argv);

		perror("Failed to exec kernel");

		ret = 1;

	}

	printf("\n");

	return uml_exitcode;

}

arch/um/os-Linux/mem.c

+9 −9
Original line number Diff line number Diff line
@@ -25,13 +25,13 @@ static int __init check_tmpfs(const char *dir) 
{

	struct statfs st;



	printf("Checking if %s is on tmpfs...", dir);

	os_info("Checking if %s is on tmpfs...", dir);

	if (statfs(dir, &st) < 0) {

		printf("%s\n", strerror(errno));

		os_info("%s\n", strerror(errno));

	} else if (st.f_type != TMPFS_MAGIC) {

		printf("no\n");

		os_info("no\n");

	} else {

		printf("OK\n");

		os_info("OK\n");

		return 0;

	}

	return -1;
@@ -61,18 +61,18 @@ static char * __init choose_tempdir(void) 
	int i;

	const char *dir;



	printf("Checking environment variables for a tempdir...");

	os_info("Checking environment variables for a tempdir...");

	for (i = 0; vars[i]; i++) {

		dir = getenv(vars[i]);

		if ((dir != NULL) && (*dir != '\0')) {

			printf("%s\n", dir);

			os_info("%s\n", dir);

			if (check_tmpfs(dir) >= 0)

				goto done;

			else

				goto warn;

		}

	}

	printf("none found\n");

	os_info("none found\n");



	for (i = 0; tmpfs_dirs[i]; i++) {

		dir = tmpfs_dirs[i];
@@ -194,7 +194,7 @@ void __init check_tmpexec(void) 


	addr = mmap(NULL, UM_KERN_PAGE_SIZE,

		    PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE, fd, 0);

	printf("Checking PROT_EXEC mmap in %s...", tempdir);

	os_info("Checking PROT_EXEC mmap in %s...", tempdir);

	if (addr == MAP_FAILED) {

		err = errno;

		printf("%s\n", strerror(err));
@@ -203,7 +203,7 @@ void __init check_tmpexec(void) 
			printf("%s must be not mounted noexec\n", tempdir);

		exit(1);

	}

	printf("OK\n");

	os_info("OK\n");

	munmap(addr, UM_KERN_PAGE_SIZE);



	close(fd);

arch/um/os-Linux/start_up.c

+14 −12
Original line number Diff line number Diff line
@@ -166,7 +166,7 @@ static void __init check_sysemu(void) 
	unsigned long regs[MAX_REG_NR];

	int pid, n, status, count=0;



	non_fatal("Checking syscall emulation patch for ptrace...");

	os_info("Checking syscall emulation patch for ptrace...");

	sysemu_supported = 0;

	pid = start_ptraced_child();
@@ -199,10 +199,10 @@ static void __init check_sysemu(void) 
		goto fail_stopped;



	sysemu_supported = 1;

	non_fatal("OK\n");

	os_info("OK\n");

	set_using_sysemu(!force_sysemu_disabled);



	non_fatal("Checking advanced syscall emulation patch for ptrace...");

	os_info("Checking advanced syscall emulation patch for ptrace...");

	pid = start_ptraced_child();



	if ((ptrace(PTRACE_OLDSETOPTIONS, pid, 0,
@@ -244,7 +244,7 @@ static void __init check_sysemu(void) 
		goto fail_stopped;



	sysemu_supported = 2;

	non_fatal("OK\n");

	os_info("OK\n");



	if (!force_sysemu_disabled)

		set_using_sysemu(sysemu_supported);
@@ -260,7 +260,7 @@ static void __init check_ptrace(void) 
{

	int pid, syscall, n, status;



	non_fatal("Checking that ptrace can change system call numbers...");

	os_info("Checking that ptrace can change system call numbers...");

	pid = start_ptraced_child();



	if ((ptrace(PTRACE_OLDSETOPTIONS, pid, 0,
@@ -292,7 +292,7 @@ static void __init check_ptrace(void) 
		}

	}

	stop_ptraced_child(pid, 0, 1);

	non_fatal("OK\n");

	os_info("OK\n");

	check_sysemu();

}
@@ -308,15 +308,17 @@ static void __init check_coredump_limit(void) 
		return;

	}



	printf("Core dump limits :\n\tsoft - ");

	os_info("Core dump limits :\n\tsoft - ");

	if (lim.rlim_cur == RLIM_INFINITY)

		printf("NONE\n");

	else printf("%lu\n", lim.rlim_cur);

		os_info("NONE\n");

	else

		os_info("%llu\n", (unsigned long long)lim.rlim_cur);



	printf("\thard - ");

	os_info("\thard - ");

	if (lim.rlim_max == RLIM_INFINITY)

		printf("NONE\n");

	else printf("%lu\n", lim.rlim_max);

		os_info("NONE\n");

	else

		os_info("%llu\n", (unsigned long long)lim.rlim_max);

}



void __init os_early_checks(void)