Re: [HACKERS] shm_mq inconsistent behavior of SHM_MQ_DETACHED

2014-04-30 Thread Robert Haas
On Mon, Apr 28, 2014 at 4:24 PM, Petr Jelinek wrote: > Yes, the patch fixes it for me. OK. I committed it. Thanks for the report. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)

Re: [HACKERS] shm_mq inconsistent behavior of SHM_MQ_DETACHED

2014-04-28 Thread Petr Jelinek
On 28/04/14 15:36, Robert Haas wrote: On Tue, Apr 22, 2014 at 9:55 AM, Petr Jelinek wrote: But if I do first receive after detach like in this sequence: P1 -> set_sender P1 -> attach P2 -> set_receiver P2 -> attach P1 -> send P1 -> send P1 -> detach P2 -> receive I get SHM_MQ_DETACHED on the

Re: [HACKERS] shm_mq inconsistent behavior of SHM_MQ_DETACHED

2014-04-28 Thread Robert Haas
On Tue, Apr 22, 2014 at 9:55 AM, Petr Jelinek wrote: > I was playing with shm_mq and found a little odd behavior with detaching > after sending messages. > > Following sequence behaves as expected (receiver gets 2 messages): > P1 -> set_sender > P1 -> attach > P2 -> set_receiver > P2 -> attach > P

[HACKERS] shm_mq inconsistent behavior of SHM_MQ_DETACHED

2014-04-22 Thread Petr Jelinek
Hi, I was playing with shm_mq and found a little odd behavior with detaching after sending messages. Following sequence behaves as expected (receiver gets 2 messages): P1 -> set_sender P1 -> attach P2 -> set_receiver P2 -> attach P1 -> send P2 -> receive P1 -> send P1 -> detach P2 -> receive P