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authorOctavian Purdila <octavian.purdila@intel.com>2014-06-12 00:36:26 +0200
committerDavid S. Miller <davem@davemloft.net>2014-06-12 00:38:02 +0200
commitbad93e9d4eeb0d2d6b79204d6cedc7f2e7b256f1 (patch)
tree816931467196e2a89ac47919bfb2b2fc45969209 /net/bluetooth
parentMerge branch 'bridge-next' (diff)
downloadlinux-bad93e9d4eeb0d2d6b79204d6cedc7f2e7b256f1.tar.xz
linux-bad93e9d4eeb0d2d6b79204d6cedc7f2e7b256f1.zip
net: add __pskb_copy_fclone and pskb_copy_for_clone
There are several instances where a pskb_copy or __pskb_copy is immediately followed by an skb_clone. Add a couple of new functions to allow the copy skb to be allocated from the fclone cache and thus speed up subsequent skb_clone calls. Cc: Alexander Smirnov <alex.bluesman.smirnov@gmail.com> Cc: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> Cc: Marek Lindner <mareklindner@neomailbox.ch> Cc: Simon Wunderlich <sw@simonwunderlich.de> Cc: Antonio Quartulli <antonio@meshcoding.com> Cc: Marcel Holtmann <marcel@holtmann.org> Cc: Gustavo Padovan <gustavo@padovan.org> Cc: Johan Hedberg <johan.hedberg@gmail.com> Cc: Arvid Brodin <arvid.brodin@alten.se> Cc: Patrick McHardy <kaber@trash.net> Cc: Pablo Neira Ayuso <pablo@netfilter.org> Cc: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> Cc: Lauro Ramos Venancio <lauro.venancio@openbossa.org> Cc: Aloisio Almeida Jr <aloisio.almeida@openbossa.org> Cc: Samuel Ortiz <sameo@linux.intel.com> Cc: Jon Maloy <jon.maloy@ericsson.com> Cc: Allan Stephens <allan.stephens@windriver.com> Cc: Andrew Hendry <andrew.hendry@gmail.com> Cc: Eric Dumazet <edumazet@google.com> Reviewed-by: Christoph Paasch <christoph.paasch@uclouvain.be> Signed-off-by: Octavian Purdila <octavian.purdila@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/hci_sock.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index f608bffdb8b9..80d25c150a65 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -143,7 +143,7 @@ void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb)
if (!skb_copy) {
/* Create a private copy with headroom */
- skb_copy = __pskb_copy(skb, 1, GFP_ATOMIC);
+ skb_copy = __pskb_copy_fclone(skb, 1, GFP_ATOMIC, true);
if (!skb_copy)
continue;
@@ -247,8 +247,8 @@ void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb)
struct hci_mon_hdr *hdr;
/* Create a private copy with headroom */
- skb_copy = __pskb_copy(skb, HCI_MON_HDR_SIZE,
- GFP_ATOMIC);
+ skb_copy = __pskb_copy_fclone(skb, HCI_MON_HDR_SIZE,
+ GFP_ATOMIC, true);
if (!skb_copy)
continue;