On Sat, 29 Sep 2012 00:49:04 -0400, "Theodore Ts'o" <tytso@xxxxxxx> wrote:
> On Fri, Sep 28, 2012 at 07:44:07PM +0400, Dmitry Monakhov wrote:
> > if (attr->ia_valid & ATTR_SIZE) {
> > - if (attr->ia_size != i_size_read(inode))
> > + if (attr->ia_size != inode->i_size) {
>
> Why this change? Why are you not using i_size_read() here?
Since we hold i_mutex no one is able to change i_size, and it
is safe to access it directly.
>
> - Ted
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