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| author | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2016-05-24 14:55:34 -0400 |
|---|---|---|
| committer | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2016-05-24 14:55:34 -0400 |
| commit | 0c7cd45b6d702253c09427929bcceb6e7fe9029a (patch) | |
| tree | 71458325e92299345c2c977087df24e6ffae91c6 /src/backend | |
| parent | c45fb43c8448c5b710d4ef9774497e1789e070e5 (diff) | |
| download | postgresql-0c7cd45b6d702253c09427929bcceb6e7fe9029a.tar.gz | |
Fix range check for effective_io_concurrency
Commit 1aba62ec moved the range check of that option form guc.c into
bufmgr.c, but introduced a bug by changing a >= 0.0 to > 0.0, which made
the value 0 no longer accepted. Put it back.
Reported by Jeff Janes, diagnosed by Tom Lane
Diffstat (limited to 'src/backend')
| -rw-r--r-- | src/backend/storage/buffer/bufmgr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/storage/buffer/bufmgr.c b/src/backend/storage/buffer/bufmgr.c index c0d5fa74e1..e5dafaf00c 100644 --- a/src/backend/storage/buffer/bufmgr.c +++ b/src/backend/storage/buffer/bufmgr.c @@ -514,7 +514,7 @@ ComputeIoConcurrency(int io_concurrency, double *target) *target = new_prefetch_pages; /* This range check shouldn't fail, but let's be paranoid */ - return (new_prefetch_pages > 0.0 && new_prefetch_pages < (double) INT_MAX); + return (new_prefetch_pages >= 0.0 && new_prefetch_pages < (double) INT_MAX); } /* |