On Mon Jan 22, 2024 at 7:20 PM EET, Haitao Huang wrote:
> From: Kristen Carlson Accardi <kristen@xxxxxxxxxxxxxxx>
>
> Add SGX EPC memory, MISC_CG_RES_SGX_EPC, to be a valid resource type
> for the misc controller.
>
> Signed-off-by: Kristen Carlson Accardi <kristen@xxxxxxxxxxxxxxx>
> Co-developed-by: Haitao Huang <haitao.huang@xxxxxxxxxxxxxxx>
> Signed-off-by: Haitao Huang <haitao.huang@xxxxxxxxxxxxxxx>
> ---
> V6:
> - Split the original patch into this and the preceding one (Kai)
> ---
> include/linux/misc_cgroup.h | 4 ++++
> kernel/cgroup/misc.c | 4 ++++
> 2 files changed, 8 insertions(+)
>
> diff --git a/include/linux/misc_cgroup.h b/include/linux/misc_cgroup.h
> index 541a5611c597..2f6cc3a0ad23 100644
> --- a/include/linux/misc_cgroup.h
> +++ b/include/linux/misc_cgroup.h
> @@ -17,6 +17,10 @@ enum misc_res_type {
> MISC_CG_RES_SEV,
> /* AMD SEV-ES ASIDs resource */
> MISC_CG_RES_SEV_ES,
> +#endif
> +#ifdef CONFIG_CGROUP_SGX_EPC
> + /* SGX EPC memory resource */
> + MISC_CG_RES_SGX_EPC,
> #endif
> MISC_CG_RES_TYPES
> };
> diff --git a/kernel/cgroup/misc.c b/kernel/cgroup/misc.c
> index 99d971ecc842..4c519423b071 100644
> --- a/kernel/cgroup/misc.c
> +++ b/kernel/cgroup/misc.c
> @@ -24,6 +24,10 @@ static const char *const misc_res_name[] = {
> /* AMD SEV-ES ASIDs resource */
> "sev_es",
> #endif
> +#ifdef CONFIG_CGROUP_SGX_EPC
> + /* Intel SGX EPC memory bytes */
> + "sgx_epc",
> +#endif
> };
>
> /* Root misc cgroup */
Reviewed-by: Jarkko Sakkinen <jarkko@xxxxxxxxxx>
BR, Jarkko
