page_pool: add page_pool_dev_alloc_netmem()

Similarly to other _dev shorthands, add one for page_pool_alloc_netmem()
to allocate a netmem using the default Rx GFP flags (ATOMIC | NOWARN) to
make the page -> netmem transition of drivers easier.

Signed-off-by: Alexander Lobakin <aleksander.lobakin@intel.com>
Link: https://patch.msgid.link/20241218174435.1445282-2-aleksander.lobakin@intel.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/include/net/page_pool/helpers.h b/include/net/page_pool/helpers.h
index 776a3008ac28cfb5770b7c6ac43aabbbf7606d34..543f54fa3020c7581eeaa44a69ed605d9798de1d 100644 (file)
--- a/include/net/page_pool/helpers.h
+++ b/include/net/page_pool/helpers.h
@@ -144,6 +144,15 @@ static inline netmem_ref page_pool_alloc_netmem(struct page_pool *pool,
        return netmem;
 }
 
+static inline netmem_ref page_pool_dev_alloc_netmem(struct page_pool *pool,
+                                                   unsigned int *offset,
+                                                   unsigned int *size)
+{
+       gfp_t gfp = GFP_ATOMIC | __GFP_NOWARN;
+
+       return page_pool_alloc_netmem(pool, offset, size, gfp);
+}
+
 static inline struct page *page_pool_alloc(struct page_pool *pool,
                                           unsigned int *offset,
                                           unsigned int *size, gfp_t gfp)