[kernel] generic-2.6/2.6.30: gets rid of the length limitation on the name in the...

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15930 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/generic-2.6/patches-2.6.30/020-mips_multi_machine_support.patch b/target/linux/generic-2.6/patches-2.6.30/020-mips_multi_machine_support.patch
index ceb6158..6799fdb 100644 (file)
--- a/target/linux/generic-2.6/patches-2.6.30/020-mips_multi_machine_support.patch
+++ b/target/linux/generic-2.6/patches-2.6.30/020-mips_multi_machine_support.patch
@@ -1,8 +1,8 @@
 --- /dev/null
 +++ b/include/asm-mips/mips_machine.h
-@@ -0,0 +1,47 @@
+@@ -0,0 +1,46 @@
 +/*
-+ *  Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
++ *  Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
 + *
 + *  This program is free software; you can redistribute it and/or modify it
 + *  under the terms of the GNU General Public License version 2 as published
@@ -16,25 +16,24 @@
 +#include <linux/init.h>
 +#include <linux/list.h>
 +
-+#define MIPS_MACHINE_NAME_LEN 64
-+
 +struct mips_machine {
 +      unsigned long           mach_type;
 +      void                    (*mach_setup)(void);
-+      unsigned char           mach_name[MIPS_MACHINE_NAME_LEN];
++      char                    *mach_name;
 +      struct list_head        list;
 +};
 +
 +void mips_machine_register(struct mips_machine *) __init;
 +void mips_machine_setup(unsigned long machtype) __init;
 +
-+extern unsigned char mips_machine_name[MIPS_MACHINE_NAME_LEN];
++extern char *mips_machine_name;
 +
 +#define MIPS_MACHINE(_type, _name, _setup)                    \
++static char machine_name_##_type[] __initdata = _name;                \
 +static struct mips_machine machine_##_type __initdata =               \
 +{                                                             \
 +      .mach_type      = _type,                                \
-+      .mach_name      = _name,                                \
++      .mach_name      = machine_name_##_type,                 \
 +      .mach_setup     = _setup,                               \
 +};                                                            \
 +                                                              \
@@ -50,15 +49,16 @@
 +
 --- /dev/null
 +++ b/arch/mips/kernel/mips_machine.c
-@@ -0,0 +1,58 @@
+@@ -0,0 +1,70 @@
 +/*
-+ *  Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
++ *  Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
 + *
 + *  This program is free software; you can redistribute it and/or modify it
 + *  under the terms of the GNU General Public License version 2 as published
 + *  by the Free Software Foundation.
 + *
 + */
++#include <linux/mm.h>
 +
 +#include <asm/mips_machine.h>
 +#include <asm/bootinfo.h>
@@ -66,7 +66,7 @@
 +static struct list_head mips_machines __initdata =
 +              LIST_HEAD_INIT(mips_machines);
 +
-+unsigned char mips_machine_name[MIPS_MACHINE_NAME_LEN] = "Unknown";
++char *mips_machine_name = "Unknown";
 +
 +static struct mips_machine * __init mips_machine_find(unsigned long machtype)
 +{
@@ -99,9 +99,20 @@
 +              return;
 +      }
 +
-+      if (mach->mach_name[0])
-+              strncpy(mips_machine_name, mach->mach_name,
-+                      MIPS_MACHINE_NAME_LEN);
++      if (mach->mach_name) {
++              char *name;
++              unsigned int len;
++
++              len = strlen(mach->mach_name);
++              name = kmalloc(len + 1, GFP_KERNEL);
++              if (name) {
++                      strncpy(name, mach->mach_name,len);
++                      name[len] = '\0';
++                      mips_machine_name = name;
++              } else {
++                      printk(KERN_WARNING "MIPS: no memory for machine_name\n");
++              }
++      }
 +
 +      printk(KERN_INFO "MIPS: machine is %s\n", mips_machine_name);
 +