The patch titled
mm: optimize acorn partition truncate
has been added to the -mm tree. Its filename is
mm-optimize-acorn-partition-truncate.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: mm: optimize acorn partition truncate
From: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
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@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/partitions/acorn.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
diff -puN fs/partitions/acorn.c~mm-optimize-acorn-partition-truncate fs/partitions/acorn.c
--- a/fs/partitions/acorn.c~mm-optimize-acorn-partition-truncate
+++ a/fs/partitions/acorn.c
@@ -271,7 +271,7 @@ adfspart_check_ADFS(struct parsed_partit
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
_
Patches currently in -mm which might be from a.p.zijlstra@xxxxxxxxx are
lumpy-reclaim-v4.patch
split-mmap.patch
only-allow-nonlinear-vmas-for-ram-backed-filesystems.patch
mm-remove-destroy_dirty_buffers-from-invalidate_bdev.patch
mm-optimize-kill_bdev.patch
mm-optimize-kill_bdev-fix.patch
mm-optimize-acorn-partition-truncate.patch
exec-fix-remove_arg_zero-add-comment.patch
lockdep-treats-down_write_trylock-like-regular-down_write.patch
nfs-fix-congestion-control-use-atomic_longs.patch
-
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