Hi Alejandro,
Great work!
On 17/07/2023 17:03, Alejandro Vallejo wrote:
Currently there's a CONFIG_HAS_PDX Kconfig option, but it's impossible to
disable it because the whole codebase performs unconditional
compression/decompression operations on addresses. This has the
unfortunate side effect that systems without a need for compression still
have to pay the performance impact of juggling bits on every pfn<->pdx
conversion (this requires reading several global variables). This series
attempts to:
Just as a datapoint. I applied this to a tree with Live-Update support.
From the basic test I did, this is reducing the downtime by 10% :).
Cheers,
--
Julien Grall
