On Mon, Nov 05, 2007 at 06:52:41PM -0800, Andrew Morton wrote:
> On Mon, 5 Nov 2007 19:09:24 -0600 Matt Mackall <[email protected]> wrote:
>
> > Noticed by a Mercurial user. I think this should fix it.
> >
>
> "should". That pitter patter sound your hear is little akpm feet running
> away.
Well I did actually test it.
> > Index: l/drivers/block/loop.c
> > ===================================================================
> > --- l.orig/drivers/block/loop.c 2007-11-05 17:50:07.000000000 -0600
> > +++ l/drivers/block/loop.c 2007-11-05 19:03:51.000000000 -0600
> > @@ -221,6 +221,7 @@ static int do_lo_send_aops(struct loop_d
> > offset = pos & ((pgoff_t)PAGE_CACHE_SIZE - 1);
> > bv_offs = bvec->bv_offset;
> > len = bvec->bv_len;
> > + file_update_time(file);
> > while (len > 0) {
> > sector_t IV;
> > unsigned size;
> > @@ -299,6 +300,7 @@ static int __do_lo_send_write(struct fil
> >
> > set_fs(get_ds());
> > bw = file->f_op->write(file, buf, len, &pos);
> > + file_update_time(file);
> > set_fs(old_fs);
> > if (likely(bw == len))
> > return 0;
>
> Probably makes sense, but bear in mind that we can be fairly deep in
> filesystem A functions here, and file_update_time() can do stuff like
> starting journal transactions on filesystem B.
I think that can alread happen, no? Especially if we're filling in
holes.
--
Mathematics is the supreme nostalgia of our time.
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