Thread: pgsql: pg_start_backup() can use a share lock to lock ControlFileLock

pgsql: pg_start_backup() can use a share lock to lock ControlFileLock

From

itagaki@postgresql.org (Takahiro Itagaki)

Date:

10 March 2010, 01:05:04

Log Message:
-----------
pg_start_backup() can use a share lock to lock ControlFileLock
instead of an exclusive lock.

The change is almost for code cleanup. Since there seems to be no
performance benefits from it, backports should not be needed.

Fujii Masao

Modified Files:
--------------
    pgsql/src/backend/access/transam:
        xlog.c (r1.379 -> r1.380)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/access/transam/xlog.c?r1=1.379&r2=1.380)