[PATCH net-next v10 04/12] netdevsim: access ->pp through netmem_desc instead of page
Byungchul Park
byungchul at sk.com
Mon Jul 14 05:00:39 PDT 2025
To eliminate the use of struct page in page pool, the page pool users
should use netmem descriptor and APIs instead.
Make netdevsim access ->pp through netmem_desc instead of page.
Signed-off-by: Byungchul Park <byungchul at sk.com>
---
drivers/net/netdevsim/netdev.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/netdevsim/netdev.c b/drivers/net/netdevsim/netdev.c
index e36d3e846c2d..d6b3a7755f14 100644
--- a/drivers/net/netdevsim/netdev.c
+++ b/drivers/net/netdevsim/netdev.c
@@ -842,7 +842,8 @@ nsim_pp_hold_write(struct file *file, const char __user *data,
if (!ns->page)
ret = -ENOMEM;
} else {
- page_pool_put_full_page(ns->page->pp, ns->page, false);
+ page_pool_put_full_page(pp_page_to_nmdesc(ns->page)->pp,
+ ns->page, false);
ns->page = NULL;
}
@@ -1069,7 +1070,8 @@ void nsim_destroy(struct netdevsim *ns)
/* Put this intentionally late to exercise the orphaning path */
if (ns->page) {
- page_pool_put_full_page(ns->page->pp, ns->page, false);
+ page_pool_put_full_page(pp_page_to_nmdesc(ns->page)->pp,
+ ns->page, false);
ns->page = NULL;
}
--
2.17.1
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