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s390/ap: Move response_type struct into ap_msg struct

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Move the very small response_type struct into struct ap_msg.
So there is no need to kmalloc this tiny struct with each
ap message preparation.

Signed-off-by: Harald Freudenberger <freude@linux.ibm.com>
Reviewed-by: Holger Dengler <dengler@linux.ibm.com>
Link: https://lore.kernel.org/r/20250424133619.16495-2-freude@linux.ibm.com
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
This commit is contained in:
Harald Freudenberger
2025-04-24 15:35:55 +02:00
committed by Heiko Carstens
parent 7cf58880ea
commit 43435495a0
3 changed files with 37 additions and 61 deletions
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8
drivers/s390/crypto/ap_bus.h
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@@ -214,6 +214,11 @@ struct ap_queue {
typedef enum ap_sm_wait (ap_func_t)(struct ap_queue *queue);
struct ap_response_type {
struct completion work;
int type;
};
struct ap_message {
struct list_head list; /* Request queueing. */
unsigned long psmid; /* Message id. */
@@ -222,7 +227,7 @@ struct ap_message {
size_t bufsize; /* allocated msg buffer size */
u16 flags; /* Flags, see AP_MSG_FLAG_xxx */
int rc; /* Return code for this message */
void *private; /* ap driver private pointer. */
struct ap_response_type response;
/* receive is called from tasklet context */
void (*receive)(struct ap_queue *, struct ap_message *,
struct ap_message *);
@@ -250,7 +255,6 @@ static inline void ap_init_message(struct ap_message *ap_msg)
static inline void ap_release_message(struct ap_message *ap_msg)
{
kfree_sensitive(ap_msg->msg);
kfree_sensitive(ap_msg->private);
}
enum ap_sm_wait ap_sm_event(struct ap_queue *aq, enum ap_sm_event event);