search for: 113ee93

...lton at google.com> Cc: Eric Dumazet <edumazet at google.com> Signed-off-by: Jason Wang <jasowang at redhat.com> --- drivers/net/virtio_net.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 113ee93..4ff4f78 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -305,7 +305,7 @@ static int receive_mergeable(struct receive_queue *rq, struct sk_buff *head_skb) struct sk_buff *curr_skb = head_skb; char *buf; struct page *page; - int num_buf, len; + int num_buf, len, offset;...

...google.com> Acked-by: Michael S. Tsirkin <mst at redhat.com> Signed-off-by: Jason Wang <jasowang at redhat.com> --- drivers/net/virtio_net.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 113ee93..5dc0de0 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -305,7 +305,7 @@ static int receive_mergeable(struct receive_queue *rq, struct sk_buff *head_skb) struct sk_buff *curr_skb = head_skb; char *buf; struct page *page; - int num_buf, len; + int num_buf, len, offset;...

...ason Wang <jasowang at redhat.com> --- Changes from V2: - call put_page() instead of depending on skb_coalesce_rx_frag() --- drivers/net/virtio_net.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 113ee93..50774ae 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -305,7 +305,7 @@ static int receive_mergeable(struct receive_queue *rq, struct sk_buff *head_skb) struct sk_buff *curr_skb = head_skb; char *buf; struct page *page; - int num_buf, len; + int num_buf, len, offset;...

Sometimes we need to coalesce the rx frags to avoid frag list. One example is virtio-net driver which tries to use small frags for both MTU sized packet and GSO packet. So this patch introduce skb_coalesce_rx_frag() to do this. Cc: Rusty Russell <rusty at rustcorp.com.au> Cc: Michael S. Tsirkin <mst at redhat.com> Cc: Michael Dalton <mwdalton at google.com> Cc: Eric Dumazet

Sometimes we need to coalesce the rx frags to avoid frag list. One example is virtio-net driver which tries to use small frags for both MTU sized packet and GSO packet. So this patch introduce skb_coalesce_rx_frag() to do this. Cc: Rusty Russell <rusty at rustcorp.com.au> Cc: Michael S. Tsirkin <mst at redhat.com> Cc: Michael Dalton <mwdalton at google.com> Cc: Eric Dumazet

...B frag_list is used. Signed-off-by: Michael Dalton <mwdalton at google.com> --- drivers/net/virtio_net.c | 164 ++++++++++++++++++++++++++++++----------------- 1 file changed, 106 insertions(+), 58 deletions(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 9fbdfcd..113ee93 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -124,6 +124,11 @@ struct virtnet_info { /* Lock for config space updates */ struct mutex config_lock; + /* Page_frag for GFP_KERNEL packet buffer allocation when we run + * low on memory. + */ + struct page_frag alloc_f...

...B frag_list is used. Signed-off-by: Michael Dalton <mwdalton at google.com> --- drivers/net/virtio_net.c | 164 ++++++++++++++++++++++++++++++----------------- 1 file changed, 106 insertions(+), 58 deletions(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 9fbdfcd..113ee93 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -124,6 +124,11 @@ struct virtnet_info { /* Lock for config space updates */ struct mutex config_lock; + /* Page_frag for GFP_KERNEL packet buffer allocation when we run + * low on memory. + */ + struct page_frag alloc_f...

...off-by: Michael Dalton <mwdalton at google.com> > --- > drivers/net/virtio_net.c | 164 ++++++++++++++++++++++++++++++----------------- > 1 file changed, 106 insertions(+), 58 deletions(-) > > diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c > index 9fbdfcd..113ee93 100644 > --- a/drivers/net/virtio_net.c > +++ b/drivers/net/virtio_net.c > @@ -124,6 +124,11 @@ struct virtnet_info { > /* Lock for config space updates */ > struct mutex config_lock; > > + /* Page_frag for GFP_KERNEL packet buffer allocation when we run &...

Sometimes we need to coalesce the rx frags to avoid frag list. One example is virtio-net driver which tries to use small frags for both MTU sized packet and GSO packet. So this patch introduce skb_coalesce_rx_frag() to do this. Cc: Rusty Russell <rusty at rustcorp.com.au> Cc: Michael S. Tsirkin <mst at redhat.com> Cc: Michael Dalton <mwdalton at google.com> Cc: Eric Dumazet

Sometimes we need to coalesce the rx frags to avoid frag list. One example is virtio-net driver which tries to use small frags for both MTU sized packet and GSO packet. So this patch introduce skb_coalesce_rx_frag() to do this. Cc: Rusty Russell <rusty at rustcorp.com.au> Cc: Michael S. Tsirkin <mst at redhat.com> Cc: Michael Dalton <mwdalton at google.com> Cc: Eric Dumazet

Sometimes we need to coalesce the rx frags to avoid frag list. One example is virtio-net driver which tries to use small frags for both MTU sized packet and GSO packet. So this patch introduce skb_coalesce_rx_frag() to do this. Cc: Rusty Russell <rusty at rustcorp.com.au> Cc: Michael S. Tsirkin <mst at redhat.com> Cc: Michael Dalton <mwdalton at google.com> Cc: Eric Dumazet

Sometimes we need to coalesce the rx frags to avoid frag list. One example is virtio-net driver which tries to use small frags for both MTU sized packet and GSO packet. So this patch introduce skb_coalesce_rx_frag() to do this. Cc: Rusty Russell <rusty at rustcorp.com.au> Cc: Michael S. Tsirkin <mst at redhat.com> Cc: Michael Dalton <mwdalton at google.com> Cc: Eric Dumazet