On Fri, 2008-10-31 at 15:05 +0000, Heikki Linnakangas wrote: > Log Message: > ----------- > Unite ReadBufferWithFork, ReadBufferWithStrategy, and ZeroOrReadBuffer > functions into one ReadBufferExtended function, that takes the strategy > and mode as argument. There's three modes, RBM_NORMAL which is the default > used by plain ReadBuffer(), RBM_ZERO, which replaces ZeroOrReadBuffer, and > a new mode RBM_ZERO_ON_ERROR, which allows callers to read corrupt pages > without throwing an error. The FSM needs the new mode to recover from > corrupt pages, which could happend if we crash after extending an FSM file, > and the new page is "torn".
I thought you were adding the "read buffer only if in cache" option also? -- Simon Riggs www.2ndQuadrant.com PostgreSQL Training, Services and Support -- Sent via pgsql-committers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-committers
