netdev - [PATCH 21/24] netmem_to

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Message-Id: <20221130220803.3657490-22-willy@infradead.org>
Date:   Wed, 30 Nov 2022 22:08:00 +0000
From:   "Matthew Wilcox (Oracle)" <willy@...radead.org>
To:     Jesper Dangaard Brouer <hawk@...nel.org>,
        Ilias Apalodimas <ilias.apalodimas@...aro.org>
Cc:     "Matthew Wilcox (Oracle)" <willy@...radead.org>,
        netdev@...r.kernel.org, linux-mm@...ck.org
Subject: [PATCH 21/24] netmem_to_virt

---
 include/net/page_pool.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/net/page_pool.h b/include/net/page_pool.h
index 222eedc39140..e13e3a8e83d3 100644
--- a/include/net/page_pool.h
+++ b/include/net/page_pool.h
@@ -112,6 +112,11 @@ static inline struct netmem *virt_to_netmem(const void *x)
 	return page_netmem(virt_to_head_page(x));
 }
 
+static inline void *netmem_to_virt(const struct netmem *nmem)
+{
+	return page_to_virt(netmem_page(nmem));
+}
+
 static inline int netmem_ref_count(const struct netmem *nmem)
 {
 	return page_ref_count(netmem_page(nmem));
-- 
2.35.1