From: Dragos Tatulea <dtatulea@nvidia.com>
Date: Mon, 16 Jun 2025 14:14:30 +0000 (+0300)
Subject: net: Allow const args for of page_to_netmem()
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c9e1225352d48b184991a4edc77b897cac66991e;p=thirdparty%2Flinux.git

net: Allow const args for of page_to_netmem()

This allows calling page_to_netmem() with a const page * argument.

Signed-off-by: Dragos Tatulea <dtatulea@nvidia.com>
Reviewed-by: Mina Almasry <almasrymina@google.com>
Reviewed-by: Cosmin Ratiu <cratiu@nvidia.com>
Signed-off-by: Mark Bloch <mbloch@nvidia.com>
Link: https://patch.msgid.link/20250616141441.1243044-2-mbloch@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---

diff --git a/include/net/netmem.h b/include/net/netmem.h
index 850869b45b455..7a1dafa3f0801 100644
--- a/include/net/netmem.h
+++ b/include/net/netmem.h
@@ -139,7 +139,7 @@ static inline netmem_ref net_iov_to_netmem(struct net_iov *niov)
 	return (__force netmem_ref)((unsigned long)niov | NET_IOV);
 }
 
-static inline netmem_ref page_to_netmem(struct page *page)
+static inline netmem_ref page_to_netmem(const struct page *page)
 {
 	return (__force netmem_ref)page;
 }