Hi Fenghua,
On 12/6/2025 2:53 AM, Fenghua Yu wrote:
@@ -243,6 +243,16 @@ int snc_nodes_per_l3_cache(void) } snc_mode = cache_cpus / node_cpus; + /* + * On certain Hygon platforms:
nit. This situation could happen on other platforms than Hygon. Maybe it's better to have a more generic comment here? * On some platforms (e.g. Hygon),
I will update the comment as you suggested. Thank you!
Reviewed-by: Fenghua Yu fenghuay@nvidia.com
Thank you!
+ * cache_cpus < node_cpus, the calculated snc_mode is 0. + * + * Set snc_mode = 1 to indicate that SNC mode is not + * supported on the platform. + */ + if (!snc_mode) + snc_mode = 1;
if (snc_mode > 1) ksft_print_msg("SNC-%d mode discovered.\n", snc_mode); }
Thanks. -Fenghua
Best regards, Xiaochen Shen