On Mon, Feb 05, 2018 at 07:53:03AM +1100, Bruce Evans wrote:
> On Sun, 4 Feb 2018, Konstantin Belousov wrote:
>
> > On Sun, Feb 04, 2018 at 04:15:16PM +1100, Bruce Evans wrote:
> >> sig_atomic_t is no better than plain int. This behaviour now makes
> >> complete
> >> sense. It is just like the
On Sun, 4 Feb 2018, Konstantin Belousov wrote:
On Sun, Feb 04, 2018 at 04:15:16PM +1100, Bruce Evans wrote:
sig_atomic_t is no better than plain int. This behaviour now makes complete
sense. It is just like the undefined behaviour with the ctype functions,
except since we own terminate_wfd we
On Sat, 3 Feb 2018, Conrad Meyer wrote:
On Sat, Feb 3, 2018 at 6:46 AM, Bruce Evans wrote:
On Tue, 2 Jan 2018, Conrad Meyer wrote:
...
Today I learned from the POSIX list that the pselect() function is designed
to avoid this bug. It takes a signal mask arg (like msleep() in the
kernel).
I
On Sun, Feb 04, 2018 at 04:15:16PM +1100, Bruce Evans wrote:
> sig_atomic_t is no better than plain int. This behaviour now makes complete
> sense. It is just like the undefined behaviour with the ctype functions,
> except since we own terminate_wfd we can guarantee that it doesn't change
> while
On Sat, Feb 3, 2018 at 6:46 AM, Bruce Evans wrote:
> On Tue, 2 Jan 2018, Conrad Meyer wrote:
>> ...
> Today I learned from the POSIX list that the pselect() function is designed
> to avoid this bug. It takes a signal mask arg (like msleep() in the
> kernel).
>
> I haven't noticed any function rel
On Tue, 2 Jan 2018, Conrad Meyer wrote:
Log:
rpcbind: Fix race in signal termination
I have yet to see any application that was correctly converted from using
unsafe signal handlers to safe signal handlers that just set a flag. That
is without even noticing this race problem before.
If a
On Tue, Jan 2, 2018 at 9:25 AM, Conrad Meyer wrote:
> Author: cem
> Date: Tue Jan 2 17:25:13 2018
> New Revision: 327495
> URL: https://svnweb.freebsd.org/changeset/base/327495
>
> Log:
> rpcbind: Fix race in signal termination
>
> If a signal was delivered while the main thread was not in po
