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authorSajan Karumanchi <sajan.karumanchi@amd.com>2023-08-01 15:20:55 +0000
committerFlorian Weimer <fweimer@redhat.com>2023-09-26 08:48:01 +0200
commit9d5c6e27ed6af40339f0be28f0c613fae4179c46 (patch)
tree3b05f731cf689d1dfc370d5e91b81e10cbcf5fa9 /time/strptime_l.c
parent79310b45afbbfae573312029298e8a7fc0b892a1 (diff)
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x86: Fix for cache computation on AMD legacy cpus.
Some legacy AMD CPUs and hypervisors have the _cpuid_ '0x8000_001D'
set to Zero, thus resulting in zeroed-out computed cache values.
This patch reintroduces the old way of cache computation as a
fail-safe option to handle these exceptions.
Fixed 'level4_cache_size' value through handle_amd().

Reviewed-by: Premachandra Mallappa <premachandra.mallappa@amd.com>
Tested-by: Florian Weimer <fweimer@redhat.com>
(cherry picked from commit dcad5c8578130dec7f35fd5b0885304b59f9f543)
Diffstat (limited to 'time/strptime_l.c')
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