Messages in this thread Patch in this message |  | | From | Amirreza Zarrabi <> | | Date | Mon, 26 May 2025 23:56:50 -0700 | | Subject | [PATCH v5 05/12] tee: increase TEE_MAX_ARG_SIZE to 4096 |
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Increase TEE_MAX_ARG_SIZE to accommodate worst-case scenarios where additional buffer space is required to pass all arguments to TEE. This change is necessary for upcoming support for Qualcomm TEE, which requires a larger buffer for argument marshaling.
Signed-off-by: Amirreza Zarrabi <amirreza.zarrabi@oss.qualcomm.com> --- include/uapi/linux/tee.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/uapi/linux/tee.h b/include/uapi/linux/tee.h index 441d97add53f..71a365afb89b 100644 --- a/include/uapi/linux/tee.h +++ b/include/uapi/linux/tee.h @@ -42,7 +42,7 @@ #define TEE_IOC_MAGIC 0xa4 #define TEE_IOC_BASE 0 -#define TEE_MAX_ARG_SIZE 1024 +#define TEE_MAX_ARG_SIZE 4096 #define TEE_GEN_CAP_GP (1 << 0)/* GlobalPlatform compliant TEE */ #define TEE_GEN_CAP_PRIVILEGED (1 << 1)/* Privileged device (for supplicant) */ -- 2.34.1
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