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mm: rename anon_vma_lock to vma_lock_anon_vma
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Rename anon_vma_lock to vma_lock_anon_vma.  This matches the naming style
used in page_lock_anon_vma and will come in really handy further down in
this patch series.

Signed-off-by: Rik van Riel <[email protected]>
Acked-by: Mel Gorman <[email protected]>
Acked-by: KAMEZAWA Hiroyuki <[email protected]>
Tested-by: Larry Woodman <[email protected]>
Acked-by: Larry Woodman <[email protected]>
Reviewed-by: Minchan Kim <[email protected]>
Acked-by: Linus Torvalds <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
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Rik van Riel authored and torvalds committed Aug 10, 2010
1 parent 597781f commit bb4a340
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Showing 2 changed files with 9 additions and 9 deletions.
4 changes: 2 additions & 2 deletions include/linux/rmap.h
Original file line number Diff line number Diff line change
Expand Up @@ -99,14 +99,14 @@ static inline struct anon_vma *page_anon_vma(struct page *page)
return page_rmapping(page);
}

static inline void anon_vma_lock(struct vm_area_struct *vma)
static inline void vma_lock_anon_vma(struct vm_area_struct *vma)
{
struct anon_vma *anon_vma = vma->anon_vma;
if (anon_vma)
spin_lock(&anon_vma->lock);
}

static inline void anon_vma_unlock(struct vm_area_struct *vma)
static inline void vma_unlock_anon_vma(struct vm_area_struct *vma)
{
struct anon_vma *anon_vma = vma->anon_vma;
if (anon_vma)
Expand Down
14 changes: 7 additions & 7 deletions mm/mmap.c
Original file line number Diff line number Diff line change
Expand Up @@ -452,12 +452,12 @@ static void vma_link(struct mm_struct *mm, struct vm_area_struct *vma,
spin_lock(&mapping->i_mmap_lock);
vma->vm_truncate_count = mapping->truncate_count;
}
anon_vma_lock(vma);
vma_lock_anon_vma(vma);

__vma_link(mm, vma, prev, rb_link, rb_parent);
__vma_link_file(vma);

anon_vma_unlock(vma);
vma_unlock_anon_vma(vma);
if (mapping)
spin_unlock(&mapping->i_mmap_lock);

Expand Down Expand Up @@ -1710,7 +1710,7 @@ int expand_upwards(struct vm_area_struct *vma, unsigned long address)
*/
if (unlikely(anon_vma_prepare(vma)))
return -ENOMEM;
anon_vma_lock(vma);
vma_lock_anon_vma(vma);

/*
* vma->vm_start/vm_end cannot change under us because the caller
Expand All @@ -1721,7 +1721,7 @@ int expand_upwards(struct vm_area_struct *vma, unsigned long address)
if (address < PAGE_ALIGN(address+4))
address = PAGE_ALIGN(address+4);
else {
anon_vma_unlock(vma);
vma_unlock_anon_vma(vma);
return -ENOMEM;
}
error = 0;
Expand All @@ -1739,7 +1739,7 @@ int expand_upwards(struct vm_area_struct *vma, unsigned long address)
perf_event_mmap(vma);
}
}
anon_vma_unlock(vma);
vma_unlock_anon_vma(vma);
return error;
}
#endif /* CONFIG_STACK_GROWSUP || CONFIG_IA64 */
Expand All @@ -1764,7 +1764,7 @@ static int expand_downwards(struct vm_area_struct *vma,
if (error)
return error;

anon_vma_lock(vma);
vma_lock_anon_vma(vma);

/*
* vma->vm_start/vm_end cannot change under us because the caller
Expand All @@ -1786,7 +1786,7 @@ static int expand_downwards(struct vm_area_struct *vma,
perf_event_mmap(vma);
}
}
anon_vma_unlock(vma);
vma_unlock_anon_vma(vma);
return error;
}

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