Thread: pgsql: pg_test_fsync: add C comment about direct I/O and write size fai

pg_test_fsync: add C comment about direct I/O and write size failure

Report from Marti Raudsepp

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/f9bb944cd879949cf454b941f2b8fa7b00fcc1e4

Modified Files
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contrib/pg_test_fsync/pg_test_fsync.c |    6 ++++++
1 file changed, 6 insertions(+)