| From: | Thomas Munro <thomas(dot)munro(at)gmail(dot)com> |
|---|---|
| To: | Dilip Kumar <dilipbalaut(at)gmail(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Melanie Plageman <melanieplageman(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de> |
| Subject: | Re: Streaming I/O, vectored I/O (WIP) |
| Date: | 2024-03-12 06:45:00 |
| Message-ID: | CA+hUKGJFJn3WeC+q3hNe_bpiLVKVSXpm2=wTBQMDpaRTNFmiCw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Tue, Mar 12, 2024 at 7:40 PM Thomas Munro <thomas(dot)munro(at)gmail(dot)com> wrote:
> possible. So in the current patch you say "hey please read these 16
> blocks" and it returns saying "only read 1", you call again with 15
Oops, typo worth correcting: s/15/16/. Point being that the caller is
interested in more blocks after the original 16, so it uses 16 again
when it calls back (because that's the size of the Buffer array it
provides).
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