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kill spurious reference to vmtruncate

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Lots of filesystems calls vmtruncate despite not implementing the old
->truncate method.  Switch them to use simple_setsize and add some
comments about the truncate code where it seems fitting.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
npiggin@suse.de
2010-05-27 01:05:34 +10:00
committed by Al Viro
parent 7bb46a6734
commit 15c6fd9786
10 changed files with 37 additions and 22 deletions
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8
fs/gfs2/aops.c
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@@ -700,8 +700,14 @@ out:
return 0;
page_cache_release(page);
/*
* XXX(hch): the call below should probably be replaced with
* a call to the gfs2-specific truncate blocks helper to actually
* release disk blocks..
*/
if (pos + len > ip->i_inode.i_size)
vmtruncate(&ip->i_inode, ip->i_inode.i_size);
simple_setsize(&ip->i_inode, ip->i_inode.i_size);
out_endtrans:
gfs2_trans_end(sdp);
out_trans_fail: