On Sat, 2008-01-19 at 11:22 +0100, Miklos Szeredi wrote:
quoted text
> > Reminds me, I've got a patch here for addressing that problem with loop mounts:
> > 
> > Writes to loop should update the mtime of the underlying file.
> > 
> > Signed-off-by: Matt Mackall <mpm@selenic.com>
> > 
> > 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);
> 
> ->write should have already updated the times, no?

Yes, this second case is redundant. Still needed in the first case.

-- 
Mathematics is the supreme nostalgia of our time.

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