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btrfs: kill extent_buffer_page helper

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It used to be more complex but now it's just a simple array access.

Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
David Sterba 2014-07-31 01:03:53 +02:00
commit fb85fc9a67
2 changed files with 26 additions and 35 deletions
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6
fs/btrfs/extent_io.h
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@ -279,12 +279,6 @@ static inline unsigned long num_extent_pages(u64 start, u64 len)
(start >> PAGE_CACHE_SHIFT);
}
static inline struct page *extent_buffer_page(struct extent_buffer *eb,
unsigned long i)
{
return eb->pages[i];
}
static inline void extent_buffer_get(struct extent_buffer *eb)
{
atomic_inc(&eb->refs);