Change Details

A hypothetical CPU bug makes invalidation of global PTEs using INVLPG in pcid mode unreliable, it seems. The workaround is applied for all CPUs with small cores, since we do not know the scope of the issue, and the right fix. Also: amd64: identify small cores

A hypothetical CPU bug makes invalidation of global PTEs using INVLPG in pcid mode unreliable, it seems. The workaround is applied for all CPUs with small cores, since we do not know the scope of the issue, and the right fix. PR: 261169, 266145 Also: amd64: identify small cores

A hypothetical CPU bug makes invalidation of global PTEs using INVLPG in pcid mode unreliable, it seems. The workaround is applied for all all CPUs with small coreses, since we do not know the scope of the issue, since we do not knowand the scope of the issue, and the right fix.right fix. PR: 261169, 266145 Also: amd64: identify small cores