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authorJeff Dike <jdike@addtoit.com>2007-02-10 01:44:25 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-11 10:51:24 -0800
commitde5fe76e436d9e98f8af8005ff23a2e6066aea10 (patch)
treef4d5672caab38f21f19bc18ac348387b363a9ec1 /arch/um
parent4cffb7fa69349d48d900d98766dc9ad52d9c851e (diff)
[PATCH] uml: umid tidying
Add an error message when two umids are put on the command line. umid.h is kind of pointless since it only declares one thing, and that is already declared in os.h. Commented the lack of locking of some data in os-Linux/umid.h. Signed-off-by: Jeff Dike <jdike@addtoit.com> Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/um')
-rw-r--r--arch/um/drivers/mconsole_kern.c1
-rw-r--r--arch/um/drivers/mconsole_user.c2
-rw-r--r--arch/um/include/umid.h22
-rw-r--r--arch/um/kernel/um_arch.c1
-rw-r--r--arch/um/kernel/umid.c4
-rw-r--r--arch/um/os-Linux/umid.c3
6 files changed, 6 insertions, 27 deletions
diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c
index a5a683d6fc5..178b2eff4a8 100644
--- a/arch/um/drivers/mconsole_kern.c
+++ b/arch/um/drivers/mconsole_kern.c
@@ -33,7 +33,6 @@
#include "irq_user.h"
#include "init.h"
#include "os.h"
-#include "umid.h"
#include "irq_kern.h"
#include "choose-mode.h"
diff --git a/arch/um/drivers/mconsole_user.c b/arch/um/drivers/mconsole_user.c
index 75aef6f7ef6..f02634fbf32 100644
--- a/arch/um/drivers/mconsole_user.c
+++ b/arch/um/drivers/mconsole_user.c
@@ -16,7 +16,7 @@
#include "user.h"
#include "sysdep/ptrace.h"
#include "mconsole.h"
-#include "umid.h"
+#include "os.h"
#include "user_util.h"
static struct mconsole_command commands[] = {
diff --git a/arch/um/include/umid.h b/arch/um/include/umid.h
deleted file mode 100644
index 11373c851f1..00000000000
--- a/arch/um/include/umid.h
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright (C) 2001 Jeff Dike (jdike@karaya.com)
- * Licensed under the GPL
- */
-
-#ifndef __UMID_H__
-#define __UMID_H__
-
-extern int umid_file_name(char *name, char *buf, int len);
-
-#endif
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only. This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
diff --git a/arch/um/kernel/um_arch.c b/arch/um/kernel/um_arch.c
index 66f43c90682..84e57f6da1d 100644
--- a/arch/um/kernel/um_arch.c
+++ b/arch/um/kernel/um_arch.c
@@ -30,7 +30,6 @@
#include "kern.h"
#include "mem_user.h"
#include "mem.h"
-#include "umid.h"
#include "initrd.h"
#include "init.h"
#include "os.h"
diff --git a/arch/um/kernel/umid.c b/arch/um/kernel/umid.c
index 4eaee823bfd..039e16efcd5 100644
--- a/arch/um/kernel/umid.c
+++ b/arch/um/kernel/umid.c
@@ -16,8 +16,10 @@ static int __init set_umid_arg(char *name, int *add)
{
int err;
- if(umid_inited)
+ if(umid_inited){
+ printf("umid already set\n");
return 0;
+ }
*add = 0;
err = set_umid(name);
diff --git a/arch/um/os-Linux/umid.c b/arch/um/os-Linux/umid.c
index 48092b95c8a..b462863f717 100644
--- a/arch/um/os-Linux/umid.c
+++ b/arch/um/os-Linux/umid.c
@@ -18,7 +18,7 @@
#define UMID_LEN 64
/* Changed by set_umid, which is run early in boot */
-char umid[UMID_LEN] = { 0 };
+static char umid[UMID_LEN] = { 0 };
/* Changed by set_uml_dir and make_uml_dir, which are run early in boot */
static char *uml_dir = UML_DIR;
@@ -235,6 +235,7 @@ int __init set_umid(char *name)
return 0;
}
+/* Changed in make_umid, which is called during early boot */
static int umid_setup = 0;
int __init make_umid(void)