diff mbox series

[3/8] xsk: add usage of xdp netdev_features flags

Message ID 20201116093452.7541-4-marekx.majtyka@intel.com (mailing list archive)
State Changes Requested
Delegated to: BPF
Headers show
Series New netdev feature flags for XDP | expand

Checks

Context Check Description
netdev/cover_letter success Link
netdev/fixes_present success Link
netdev/patch_count success Link
netdev/tree_selection success Guessed tree name to be net-next
netdev/subject_prefix success Link
netdev/source_inline success Was 0 now: 0
netdev/verify_signedoff success Link
netdev/module_param success Was 0 now: 0
netdev/build_32bit success Errors and warnings before: 1 this patch: 1
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/verify_fixes success Link
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 10 lines checked
netdev/build_allmodconfig_warn success Errors and warnings before: 1 this patch: 1
netdev/header_inline success Link
netdev/stable success Stable not CCed

Commit Message

Marek Majtyka Nov. 16, 2020, 9:34 a.m. UTC 
From: Marek Majtyka <marekx.majtyka@intel.com>

Change necessary condition check for XSK from ndo functions to
netdev_features flags.

Signed-off-by: Marek Majtyka <marekx.majtyka@intel.com>
---
 net/xdp/xsk_buff_pool.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c
index 8a3bf4e1318e..76922696ad3c 100644
--- a/net/xdp/xsk_buff_pool.c
+++ b/net/xdp/xsk_buff_pool.c
@@ -159,8 +159,8 @@  static int __xp_assign_dev(struct xsk_buff_pool *pool,
 		/* For copy-mode, we are done. */
 		return 0;
 
-	if (!netdev->netdev_ops->ndo_bpf ||
-	    !netdev->netdev_ops->ndo_xsk_wakeup) {
+	if (!(NETIF_F_XDP & netdev->features &&
+	      NETIF_F_AF_XDP_ZC & netdev->features)) {
 		err = -EOPNOTSUPP;
 		goto err_unreg_pool;
 	}