diff options
-rw-r--r-- | ring.h | 8 | ||||
-rw-r--r-- | ring_rx.c | 5 | ||||
-rw-r--r-- | ring_tx.c | 5 |
3 files changed, 10 insertions, 8 deletions
@@ -145,6 +145,14 @@ static inline void ring_verify_layout(struct ring *ring) bug_on((ring->layout.tp_block_size % RUNTIME_PAGE_SIZE) != 0); } +static inline void shrink_ring_layout_generic(struct ring *ring) +{ + ring->layout.tp_block_nr >>= 1; + ring->layout.tp_frame_nr = ring->layout.tp_block_size / + ring->layout.tp_frame_size * + ring->layout.tp_block_nr; +} + static inline void tpacket_hdr_clone(struct tpacket2_hdr *thdrd, struct tpacket2_hdr *thdrs) { @@ -165,10 +165,7 @@ retry: layout_size); if (errno == ENOMEM && ring->layout.tp_block_nr > 1) { - ring->layout.tp_block_nr >>= 1; - ring->layout.tp_frame_nr = ring->layout.tp_block_size / - ring->layout.tp_frame_size * - ring->layout.tp_block_nr; + shrink_ring_layout_generic(ring); goto retry; } if (ret < 0) @@ -64,10 +64,7 @@ retry: sizeof(ring->layout)); if (errno == ENOMEM && ring->layout.tp_block_nr > 1) { - ring->layout.tp_block_nr >>= 1; - ring->layout.tp_frame_nr = ring->layout.tp_block_size / - ring->layout.tp_frame_size * - ring->layout.tp_block_nr; + shrink_ring_layout_generic(ring); goto retry; } |