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A comment on Blacksmith – Rowhammer bit flips on all DRAM devices today despite mitigations. Parent comment

Re:Blacksmith – Rowhammer bit flips on all DRAM devices toda... by classichasclass on Monday November 15, 2021 @03:56PM (#29232608)
But, not 7400 G4 and earlier.

https://tenfourfox.blogspot.com/2018/01/actual-field-testing...

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Re:Blacksmith – Rowhammer bit flips on all DRAM devices toda... by monocasa on Monday November 15, 2021 @04:45PM (#29233202)
Which aren't POWER cores. POWER is an IBM trademark; the 7400 is a Motorola PowerPC core.
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Re:Blacksmith – Rowhammer bit flips on all DRAM devices toda... by classichasclass on Monday November 15, 2021 @04:47PM (#29233218)
A fair point, though early POWER cores probably aren't for the same reasons these aren't (can't speculate through indirect branches using SPRs), and IBM was involved in the development of both.
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