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mm: optimize acorn partition truncate 

invalidate_bdev() is superfluous when truncate_inode_pages() is also
called.  do call invalidate_bh_lrus() though, to avoid stale pointers.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Peter Zijlstra 2007-05-06 14:49:55 -07:00 committed by Linus Torvalds
parent f9a14399ae
commit 96018fdacb
1 changed files with 1 additions and 1 deletions
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2
fs/partitions/acorn.c
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@ -271,7 +271,7 @@ adfspart_check_ADFS(struct parsed_partitions *state, struct block_device *bdev)
extern void xd_set_geometry(struct block_device *,
unsigned char, unsigned char, unsigned int);
xd_set_geometry(bdev, dr->secspertrack, heads, 1);
invalidate_bdev(bdev);
invalidate_bh_lrus();
truncate_inode_pages(bdev->bd_inode->i_mapping, 0);
}
#endif