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M3s have a flag to disable the caching vulnerable to GoFetch on p-cores. M1s and M2s are the ones that have no mitigation besides running workloads on slower e-
by 1123581321 3y ago
M3s have a flag to disable the caching vulnerable to GoFetch on p-cores. M1s and M2s are the ones that have no mitigation besides running workloads on slower e-cores.
- lwkl 3y agoThat‘s not true DMP can be disabled on M2 chips and probably also on the M1 chips. This was found by Hector Martin (@marcan) and will probably supported in Asahi Linux.
- 1123581321 3y agoThat's great news. Direct link for anyone else not up to date: https://social.treehouse.systems/@marcan/112238385679496096 https://social.treehouse.systems/@marcan/112238385679496096