[POWERPC] Remove cmd_line from head*.S

It is just a C char array, so declare it thusly.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

7 files changed, 2 insertions, 47 deletions

diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S
index 12febfe43de6..c86c626cf156 100644
--- a/arch/powerpc/kernel/head_32.S
+++ b/arch/powerpc/kernel/head_32.S
@@ -1297,14 +1297,6 @@ empty_zero_page:
 swapper_pg_dir:
         .space  4096
 
-/*
- * This space gets a copy of optional info passed to us by the bootstrap
- * Used to pass parameters into the kernel like root=/dev/sda1, etc.
- */
-        .globl  cmd_line
-cmd_line:
-        .space  512
-
         .globl intercept_table
 intercept_table:
         .long 0, 0, i0x200, i0x300, i0x400, 0, i0x600, i0x700
diff --git a/arch/powerpc/kernel/head_40x.S b/arch/powerpc/kernel/head_40x.S
index 00bdb6d1c724..e312824bdd98 100644
--- a/arch/powerpc/kernel/head_40x.S
+++ b/arch/powerpc/kernel/head_40x.S
@@ -1006,13 +1006,6 @@ critical_stack_top:
         .globl  exception_stack_top
 exception_stack_top:
 
-/* This space gets a copy of optional info passed to us by the bootstrap
- * which is used to pass parameters into the kernel like root=/dev/sda1, etc.
- */
-        .globl  cmd_line
-cmd_line:
-        .space  512
-
 /* Room for two PTE pointers, usually the kernel and current user pointers
  * to their respective root page table.
  */
diff --git a/arch/powerpc/kernel/head_44x.S b/arch/powerpc/kernel/head_44x.S
index a3dc0e4d0456..c6a510bdefd4 100644
--- a/arch/powerpc/kernel/head_44x.S
+++ b/arch/powerpc/kernel/head_44x.S
@@ -744,14 +744,6 @@ exception_stack_bottom:
 exception_stack_top:
 
 /*
- * This space gets a copy of optional info passed to us by the bootstrap
- * which is used to pass parameters into the kernel like root=/dev/sda1, etc.
- */
-        .globl  cmd_line
-cmd_line:
-        .space  512
-
-/*
  * Room for two PTE pointers, usually the kernel and current user pointers
  * to their respective root page table.
  */
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index cec59089e48c..f4ae82e9c92d 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -1540,11 +1540,3 @@ empty_zero_page:
         .globl  swapper_pg_dir
 swapper_pg_dir:
         .space  PAGE_SIZE
-
-/*
- * This space gets a copy of optional info passed to us by the bootstrap
- * Used to pass parameters into the kernel like root=/dev/sda1, etc.
- */
-        .globl  cmd_line
-cmd_line:
-        .space  COMMAND_LINE_SIZE
diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index a6ecdd643167..96cea8e753c4 100644
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -832,14 +832,6 @@ empty_zero_page:
 swapper_pg_dir:
         .space  4096
 
-/*
- * This space gets a copy of optional info passed to us by the bootstrap
- * Used to pass parameters into the kernel like root=/dev/sda1, etc.
- */
-        .globl  cmd_line
-cmd_line:
-        .space  512
-
 /* Room for two PTE table poiners, usually the kernel and current user
  * pointer to their respective root page table (pgdir).
  */
diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S
index d83cbbb264e2..bfc38703a8ac 100644
--- a/arch/powerpc/kernel/head_fsl_booke.S
+++ b/arch/powerpc/kernel/head_fsl_booke.S
@@ -1050,14 +1050,6 @@ exception_stack_bottom:
 exception_stack_top:
 
 /*
- * This space gets a copy of optional info passed to us by the bootstrap
- * which is used to pass parameters into the kernel like root=/dev/sda1, etc.
- */
-        .globl  cmd_line
-cmd_line:
-        .space  512
-
-/*
  * Room for two PTE pointers, usually the kernel and current user pointers
  * to their respective root page table.
  */
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 50ef38cffdbf..36c90ba2d312 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -76,6 +76,8 @@ EXPORT_SYMBOL(machine_id);
 
 unsigned long klimit = (unsigned long) _end;
 
+char cmd_line[COMMAND_LINE_SIZE];
+
 /*
  * This still seems to be needed... -- paulus
  */