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[POWERPC] Fix non HUGETLB_PAGE build warning

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arch/powerpc/mm/mmu_context_64.c: In function 'init_new_context':
arch/powerpc/mm/mmu_context_64.c:31: warning: unused variable 'new_context'

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Stephen Rothwell 2007-08-15 16:33:55 +10:00 committed by Paul Mackerras
parent 1ac9f1f71d
commit 9dfe5c53d0
2 changed files with 3 additions and 3 deletions
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5
arch/powerpc/mm/mmu_context_64.c
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@ -28,7 +28,6 @@ int init_new_context(struct task_struct *tsk, struct mm_struct *mm)
{
int index;
int err;
int new_context = (mm->context.id == 0);
again:
if (!idr_pre_get(&mmu_context_idr, GFP_KERNEL))
@ -50,19 +49,19 @@ int init_new_context(struct task_struct *tsk, struct mm_struct *mm)
return -ENOMEM;
}
mm->context.id = index;
#ifdef CONFIG_PPC_MM_SLICES
/* The old code would re-promote on fork, we don't do that
* when using slices as it could cause problem promoting slices
* that have been forced down to 4K
*/
if (new_context)
if (mm->context.id == 0)
slice_set_user_psize(mm, mmu_virtual_psize);
#else
mm->context.user_psize = mmu_virtual_psize;
mm->context.sllp = SLB_VSID_USER |
mmu_psize_defs[mmu_virtual_psize].sllp;
#endif
mm->context.id = index;
return 0;
}

1
arch/powerpc/mm/slice.c
View file

@ -551,6 +551,7 @@ EXPORT_SYMBOL_GPL(get_slice_psize);
*
* This is also called in init_new_context() to change back the user
* psize from whatever the parent context had it set to
* N.B. This may be called before mm->context.id has been set.
*
* This function will only change the content of the {low,high)_slice_psize
* masks, it will not flush SLBs as this shall be handled lazily by the