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powerpc: Removing dead CONFIG_SMP_750

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CONFIG_SMP_750 doesn't exist in Kconfig, therefore removing all
references for it from the source code.

Signed-off-by: Christoph Egger <siccegge@cs.fau.de>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Christoph Egger 2010-06-10 02:23:11 +00:00 committed by Benjamin Herrenschmidt
parent 7405217317
commit cccd234283
1 changed files with 0 additions and 15 deletions
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15
arch/powerpc/mm/tlb_hash32.c
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@ -89,17 +89,6 @@ void tlb_flush(struct mmu_gather *tlb)
* -- Cort
*/
/*
* 750 SMP is a Bad Idea because the 750 doesn't broadcast all
* the cache operations on the bus. Hence we need to use an IPI
* to get the other CPU(s) to invalidate their TLBs.
*/
#ifdef CONFIG_SMP_750
#define FINISH_FLUSH smp_send_tlb_invalidate(0)
#else
#define FINISH_FLUSH do { } while (0)
#endif
static void flush_range(struct mm_struct *mm, unsigned long start,
unsigned long end)
{
@ -138,7 +127,6 @@ static void flush_range(struct mm_struct *mm, unsigned long start,
void flush_tlb_kernel_range(unsigned long start, unsigned long end)
{
flush_range(&init_mm, start, end);
FINISH_FLUSH;
}
EXPORT_SYMBOL(flush_tlb_kernel_range);
@ -162,7 +150,6 @@ void flush_tlb_mm(struct mm_struct *mm)
*/
for (mp = mm->mmap; mp != NULL; mp = mp->vm_next)
flush_range(mp->vm_mm, mp->vm_start, mp->vm_end);
FINISH_FLUSH;
}
EXPORT_SYMBOL(flush_tlb_mm);
@ -179,7 +166,6 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr)
pmd = pmd_offset(pud_offset(pgd_offset(mm, vmaddr), vmaddr), vmaddr);
if (!pmd_none(*pmd))
flush_hash_pages(mm->context.id, vmaddr, pmd_val(*pmd), 1);
FINISH_FLUSH;
}
EXPORT_SYMBOL(flush_tlb_page);
@ -192,6 +178,5 @@ void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
unsigned long end)
{
flush_range(vma->vm_mm, start, end);
FINISH_FLUSH;
}
EXPORT_SYMBOL(flush_tlb_range);