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pg_start_backup() can use a share lock to lock ControlFileLock

author Itagaki Takahiro <itagaki.takahiro@gmail.com>

2010年3月10日 02:04:48 +0000 (02:04 +0000)

committer Itagaki Takahiro <itagaki.takahiro@gmail.com>

2010年3月10日 02:04:48 +0000 (02:04 +0000)

commit 17d8de0e6102d288a0745cb30499411c2e7ad213

tree fbb5e587d4e79f3522bdeea243a991e6deb1517b tree

parent 8c9a120f6b1e181812a31830416488bac2f8ba92 commit | diff

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

src/backend/access/transam/xlog.c diff | blob | blame | history

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