6 ms·
No, they reproduced on "Intel (Sandy Bridge, Ivy Bridge, and Haswell) and AMD (Piledriver) systems using a 2GB DDR3 module." (see Section 4) They evict cache l
by kmowery 12y ago
No, they reproduced on "Intel (Sandy Bridge, Ivy Bridge, and Haswell) and AMD (Piledriver) systems
using a 2GB DDR3 module." (see Section 4)
They evict cache lines using the CLFLUSH x86 instruction, which I believe is unprivileged.
- dllthomas 12y agoCLFLUSH is definitely unprivileged - I made use of it on a recent project (evicting outbound messages from a core's cache cut cash misses meaningfully).