On Monday 09 April 2018 12:35:54 Pali Rohár wrote:
> On Monday 09 April 2018 03:24:14 Christoph Hellwig wrote:
> > On Mon, Apr 09, 2018 at 12:10:09PM +0200, Pali Rohár wrote:
> > > Another example:
> > >
> > > fd = open("/a")
> > > link("/a", "/b")
> > > unlink("/a")
> > >
> > > Calling funlink f
On Monday 09 April 2018 03:24:14 Christoph Hellwig wrote:
> On Mon, Apr 09, 2018 at 12:10:09PM +0200, Pali Rohár wrote:
> > Another example:
> >
> > fd = open("/a")
> > link("/a", "/b")
> > unlink("/a")
> >
> > Calling funlink for fd should unlink "/b" or it should fail?
>
> It should fail, as '
On Mon, Apr 09, 2018 at 12:10:09PM +0200, Pali Rohár wrote:
> I do not think it is enough, specially in cases when hard links are in
> use. Example:
>
> fd = open("/a")
> link("/a", "/b")
> link("/a", "/c")
> unlink("/a")
>
> And now I want to call funlink for "fd". Which file should be unlinked?
On Monday 09 April 2018 02:59:19 Christoph Hellwig wrote:
> On Mon, Apr 09, 2018 at 09:42:41AM +0200, Pali Rohár wrote:
> > Hi! I would like to remind this my older email about race free
> > unlinking. Is there any plan to provide such support?
>
> Given that in Linux we know which directory entry
On Mon, Apr 09, 2018 at 09:42:41AM +0200, Pali Rohár wrote:
> Hi! I would like to remind this my older email about race free
> unlinking. Is there any plan to provide such support?
Given that in Linux we know which directory entry a given fd refers to,
we shouldn't even need a new syscall, but sim
Hi! I would like to remind this my older email about race free
unlinking. Is there any plan to provide such support?
On Wednesday 20 December 2017 20:18:44 Pali Rohár wrote:
> Hi!
>
> Linux kernel currently does not provide any race-free way for calling
> unlink() syscall on file entry which poin
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