pgsql: Harden pmsignal.c against clobbered shared memory.

2022-10-11 Thread Tom Lane
Harden pmsignal.c against clobbered shared memory. The postmaster is not supposed to do anything that depends fundamentally on shared memory contents, because that creates the risk that a backend crash that trashes shared memory will take the postmaster down with it, preventing automatic recovery.

pgsql: Harden pmsignal.c against clobbered shared memory.

2022-10-11 Thread Tom Lane
Harden pmsignal.c against clobbered shared memory. The postmaster is not supposed to do anything that depends fundamentally on shared memory contents, because that creates the risk that a backend crash that trashes shared memory will take the postmaster down with it, preventing automatic recovery.

pgsql: Harden pmsignal.c against clobbered shared memory.

2022-10-11 Thread Tom Lane
Harden pmsignal.c against clobbered shared memory. The postmaster is not supposed to do anything that depends fundamentally on shared memory contents, because that creates the risk that a backend crash that trashes shared memory will take the postmaster down with it, preventing automatic recovery.

pgsql: Harden pmsignal.c against clobbered shared memory.

2022-10-11 Thread Tom Lane
Harden pmsignal.c against clobbered shared memory. The postmaster is not supposed to do anything that depends fundamentally on shared memory contents, because that creates the risk that a backend crash that trashes shared memory will take the postmaster down with it, preventing automatic recovery.

pgsql: Harden pmsignal.c against clobbered shared memory.

2022-10-11 Thread Tom Lane
Harden pmsignal.c against clobbered shared memory. The postmaster is not supposed to do anything that depends fundamentally on shared memory contents, because that creates the risk that a backend crash that trashes shared memory will take the postmaster down with it, preventing automatic recovery.

pgsql: Harden pmsignal.c against clobbered shared memory.

2022-10-11 Thread Tom Lane
Harden pmsignal.c against clobbered shared memory. The postmaster is not supposed to do anything that depends fundamentally on shared memory contents, because that creates the risk that a backend crash that trashes shared memory will take the postmaster down with it, preventing automatic recovery.

pgsql: Harden pmsignal.c against clobbered shared memory.

2022-10-11 Thread Tom Lane
Harden pmsignal.c against clobbered shared memory. The postmaster is not supposed to do anything that depends fundamentally on shared memory contents, because that creates the risk that a backend crash that trashes shared memory will take the postmaster down with it, preventing automatic recovery.