upstream: https://github.com/mirage/mirage-crypto
Add update_col and delete_col to csvt
Typed column updates: decode → transform → re-encode a specific
column by name. delete_col removes a column from header and row.
4 new tests (50 total).
+3
-3
+3
-3
src/c/entropy_cpu_stubs.c
+3
-3
src/c/entropy_cpu_stubs.c
···
216
216
/* AMD Ryzen 3000 bug where RDRAND always returns -1
217
217
https://arstechnica.com/gadgets/2019/10/how-a-months-old-amd-microcode-bug-destroyed-my-weekend/ */
218
218
for (int i = 0; i < 10; i++)
219
-
if (_rdrand_step(&r) == 1 && r != (random_t) (-1)) {
219
+
if (_rdrand_step(&r) == 1 && r != (random_t) (-1) && r != 0) {
220
220
__cpu_rng = RNG_RDRAND;
221
221
break;
222
222
}
223
223
224
224
if (mc_detected_cpu_features.rdseed)
225
-
/* RDSEED could return -1, thus we test it here
225
+
/* RDSEED could return -1 or stuck-at-zero, thus we test it here
226
226
https://www.reddit.com/r/Amd/comments/cmza34/agesa_1003_abb_fixes_rdrandrdseed/ */
227
227
for (int i = 0; i < 100; i++)
228
-
if (_rdseed_step(&r) == 1 && r != (random_t) (-1)) {
228
+
if (_rdseed_step(&r) == 1 && r != (random_t) (-1) && r != 0) {
229
229
__cpu_rng |= RNG_RDSEED;
230
230
break;
231
231
}