RFC: [PATCH] Fixup modpost warnings in head*.S for ppc32

[Josh Boyer]

On Fri, 17 Aug 2007 08:48:40 -0500 (CDT)
Kumar Gala <galak at kernel.crashing.org> wrote:

> Addess the following modpost warnings we get out of the ppc32 head files:
> 
> WARNING: vmlinux.o(.text+0x358): Section mismatch: reference to .init.text:early_init (between 'skpinv' and 'interrupt_base')
> WARNING: vmlinux.o(.text+0x380): Section mismatch: reference to .init.text:machine_init (between 'skpinv' and 'interrupt_base')
> WARNING: vmlinux.o(.text+0x384): Section mismatch: reference to .init.text:MMU_init (between 'skpinv' and 'interrupt_base')
> WARNING: vmlinux.o(.text+0x3aa): Section mismatch: reference to .init.text:start_kernel (between 'skpinv' and 'interrupt_base')
> WARNING: vmlinux.o(.text+0x3ae): Section mismatch: reference to .init.text:start_kernel (between 'skpinv' and 'interrupt_base')
> 

Works for 44x.  For 40x, I needed the additional patch below.

josh

---
 arch/powerpc/kernel/head_40x.S |   20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

--- linux-2.6.orig/arch/powerpc/kernel/head_40x.S
+++ linux-2.6/arch/powerpc/kernel/head_40x.S
@@ -89,9 +89,9 @@ turn_on_mmu:
  */
 	. = 0xc0
 crit_save:
-_GLOBAL(crit_r10)
+_ENTRY(crit_r10)
 	.space	4
-_GLOBAL(crit_r11)
+_ENTRY(crit_r11)
 	.space	4
 
 /*
@@ -809,14 +809,6 @@ finish_tlb_load:
 	rfi			/* Should sync shadow TLBs */
 	b	.		/* prevent prefetch past rfi */
 
-/* extern void giveup_fpu(struct task_struct *prev)
- *
- * The PowerPC 4xx family of processors do not have an FPU, so this just
- * returns.
- */
-_GLOBAL(giveup_fpu)
-	blr
-
 /* This is where the main kernel code starts.
  */
 start_here:
@@ -961,6 +953,14 @@ initial_mmu:
 
 	blr
 
+/* extern void giveup_fpu(struct task_struct *prev)
+ *
+ * The PowerPC 4xx family of processors do not have an FPU, so this just
+ * returns.
+ */
+_GLOBAL(giveup_fpu)
+	blr
+
 _GLOBAL(abort)
         mfspr   r13,SPRN_DBCR0
         oris    r13,r13,DBCR0_RST_SYSTEM at h