Re: [PATCH] check kernel version for io_method

From: Andreas Karlsson <andreas(at)proxel(dot)se>
To: Pierre <pierre(dot)forstmann(at)gmail(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org
Subject: Re: [PATCH] check kernel version for io_method
Date: 2026-01-14 01:07:43
Message-ID: 98b4032e-64b9-4d36-bc65-2dc4d0d80a58@proxel.se
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On 1/13/26 11:05 PM, Pierre wrote:
> Please find a patch proposal for bug BUG #19369: Not documented that
> io_uring on kernel versions between 5.1 and below 5.6 does not work.
Wouldn't it make more sense to use io_uring_get_probe_ring() and
io_uring_opcode_supported() to actually check for the required opcode?
Then if someone uses a Kernel with the required features backported
everything will still work.

Andreas

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