read_stream: Move logic about IO combining & issuing to helpers
The long if statements were hard to read and hard to document. Splitting them
into inline helpers makes it much easier to explain each part separately.
This is done in preparation for making the logic more complicated...
Reviewed-by: Melanie Plageman <melanieplageman@gmail.com>
Reviewed-by: Nazir Bilal Yavuz <byavuz81@gmail.com>
Discussion: https://postgr.es/m/f3xxfrkafjxpyqxywcxricxgyizjirfceychyxsgn7bwjp5eda@kwbduhy7tfmu
Branch
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master
Details
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https://git.postgresql.org/pg/commitdiff/434dab76ba76fba5dacab2dc695b6b3d5df8315b
Modified Files
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src/backend/storage/aio/read_stream.c | 97 +++++++++++++++++++++++++++++------
1 file changed, 80 insertions(+), 17 deletions(-)
