Use smp barrier instead of IO barrier when sending mbox request as the
write has to be reflected between cores not IO devices.
Fixes: 6da9d24574db ("event/octeontx: add mailbox support")
Cc: [email protected]
Signed-off-by: Pavan Nikhilesh <[email protected]>
Acked-by: Santosh Shukla <[email protected]>
---
drivers/mempool/octeontx/octeontx_mbox.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mempool/octeontx/octeontx_mbox.c
b/drivers/mempool/octeontx/octeontx_mbox.c
index 9525da1aa..6c6900389 100644
--- a/drivers/mempool/octeontx/octeontx_mbox.c
+++ b/drivers/mempool/octeontx/octeontx_mbox.c
@@ -128,7 +128,7 @@ mbox_send_request(struct mbox *m, struct octeontx_mbox_hdr
*hdr,
/* Write the msg header */
rte_write64(new_hdr.u64, ram_mbox_hdr);
- rte_io_wmb();
+ rte_smp_wmb();
/* Notify PF about the new msg - write to MBOX reg generates PF IRQ */
rte_write64(0, m->reg);
}
--
2.14.1
