On Wed, Oct 31, 2018 at 5:25 PM, Andy Lutomirski wrote:
> I had an old patch to do much the same thing:
It's a perennial idea. :-)
> https://lore.kernel.org/patchwork/patch/345098/
>
> Can you comment as to how your API compares to my old patch?
Sure. Basically, my approach is sort-of eventfd-e
+ linux-api
On Mon, Oct 29, 2018 at 5:53 PM, Daniel Colascione wrote:
> This patch adds a new file under /proc/pid, /proc/pid/exithand.
> Attempting to read from an exithand file will block until the
> corresponding process exits, at which point the read will successfully
> complete with EOF. Th
On Wed, Oct 31, 2018 at 2:25 PM, David Laight wrote:
> From: Daniel Colascione
>> Sent: 31 October 2018 12:56
>> On Wed, Oct 31, 2018 at 12:27 PM, David Laight
>> wrote:
>> > From: Daniel Colascione
>> >> Sent: 29 October 2018 17:53
>> >>
>> >> This patch adds a new file under /proc/pid, /proc/p
On Wed, Oct 31, 2018 at 7:41 AM, Joel Fernandes wrote:
[...]
>>> > Indeed, to avoid killing the wrong process you need to have opened
>>> > some node of /proc/pid/* (maybe cmdline) before sending the kill
>>> > signal.
>>>
>>> The kernel really needs better documentation of the semantics of
>>> pr
On Wed, Oct 31, 2018 at 7:25 AM, David Laight wrote:
> From: Daniel Colascione
>> Sent: 31 October 2018 12:56
>> On Wed, Oct 31, 2018 at 12:27 PM, David Laight
>> wrote:
>> > From: Daniel Colascione
>> >> Sent: 29 October 2018 17:53
>> >>
>> >> This patch adds a new file under /proc/pid, /proc/p
From: Daniel Colascione
> Sent: 31 October 2018 12:56
> On Wed, Oct 31, 2018 at 12:27 PM, David Laight
> wrote:
> > From: Daniel Colascione
> >> Sent: 29 October 2018 17:53
> >>
> >> This patch adds a new file under /proc/pid, /proc/pid/exithand.
> >> Attempting to read from an exithand file will
On Wed, Oct 31, 2018 at 12:27 PM, David Laight wrote:
> From: Daniel Colascione
>> Sent: 29 October 2018 17:53
>>
>> This patch adds a new file under /proc/pid, /proc/pid/exithand.
>> Attempting to read from an exithand file will block until the
>> corresponding process exits, at which point the r
From: Daniel Colascione
> Sent: 29 October 2018 17:53
>
> This patch adds a new file under /proc/pid, /proc/pid/exithand.
> Attempting to read from an exithand file will block until the
> corresponding process exits, at which point the read will successfully
> complete with EOF. The file descript
On Tue, Oct 30, 2018 at 08:59:25AM +, Daniel Colascione wrote:
> On Tue, Oct 30, 2018 at 3:06 AM, Joel Fernandes wrote:
> > On Mon, Oct 29, 2018 at 1:01 PM Daniel Colascione wrote:
> >>
> >> Thanks for taking a look.
> >>
> >> On Mon, Oct 29, 2018 at 7:45 PM, Joel Fernandes wrote:
> >> >
> >
On Tue, Oct 30, 2018 at 3:06 AM, Joel Fernandes wrote:
> On Mon, Oct 29, 2018 at 1:01 PM Daniel Colascione wrote:
>>
>> Thanks for taking a look.
>>
>> On Mon, Oct 29, 2018 at 7:45 PM, Joel Fernandes wrote:
>> >
>> > On Mon, Oct 29, 2018 at 10:53 AM Daniel Colascione
>> > wrote:
>> > >
>> > >
On Mon, Oct 29, 2018 at 1:01 PM Daniel Colascione wrote:
>
> Thanks for taking a look.
>
> On Mon, Oct 29, 2018 at 7:45 PM, Joel Fernandes wrote:
> >
> > On Mon, Oct 29, 2018 at 10:53 AM Daniel Colascione
> > wrote:
> > >
> > > This patch adds a new file under /proc/pid, /proc/pid/exithand.
> >
Thanks for taking a look.
On Mon, Oct 29, 2018 at 7:45 PM, Joel Fernandes wrote:
>
> On Mon, Oct 29, 2018 at 10:53 AM Daniel Colascione wrote:
> >
> > This patch adds a new file under /proc/pid, /proc/pid/exithand.
> > Attempting to read from an exithand file will block until the
> > correspondi
On Mon, Oct 29, 2018 at 12:45 PM Joel Fernandes wrote:
>
> On Mon, Oct 29, 2018 at 10:53 AM Daniel Colascione wrote:
> >
> > This patch adds a new file under /proc/pid, /proc/pid/exithand.
> > Attempting to read from an exithand file will block until the
> > corresponding process exits, at which
On Mon, Oct 29, 2018 at 10:53 AM Daniel Colascione wrote:
>
> This patch adds a new file under /proc/pid, /proc/pid/exithand.
> Attempting to read from an exithand file will block until the
> corresponding process exits, at which point the read will successfully
> complete with EOF. The file desc
This patch adds a new file under /proc/pid, /proc/pid/exithand.
Attempting to read from an exithand file will block until the
corresponding process exits, at which point the read will successfully
complete with EOF. The file descriptor supports both blocking
operations and poll(2). It's intended t
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