linux-stable/net/tipc
Jon Paul Maloy c1336ee472 tipc: extract bundled buffers by cloning instead of copying
When we currently extract a bundled buffer from a message bundle in
the function tipc_msg_extract(), we allocate a new buffer and explicitly
copy the linear data area.

This is unnecessary, since we can just clone the buffer and do
skb_pull() on the clone to move the data pointer to the correct
position.

This is what we do in this commit.

Reviewed-by: Erik Hugne <erik.hugne@ericsson.com>
Reviewed-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-03-14 14:38:32 -04:00
..
addr.c tipc: make tipc node address support net namespace 2015-01-12 16:24:33 -05:00
addr.h tipc: make tipc node address support net namespace 2015-01-12 16:24:33 -05:00
bcast.c tipc: convert legacy nl link stat to nl compat 2015-02-09 13:20:47 -08:00
bcast.h tipc: convert legacy nl link stat to nl compat 2015-02-09 13:20:47 -08:00
bearer.c tipc: ensure that idle links are deleted when a bearer is disabled 2015-03-10 18:37:36 -04:00
bearer.h tipc: add ip/udp media type 2015-03-05 22:08:42 -05:00
core.c tipc: nl compat add noop and remove legacy nl framework 2015-02-09 13:20:49 -08:00
core.h tipc: remove tipc_snprintf 2015-02-09 13:20:49 -08:00
discover.c tipc: add framework for node capabilities exchange 2015-03-14 14:38:32 -04:00
discover.h tipc: involve namespace infrastructure 2015-01-12 16:24:32 -05:00
eth_media.c tipc: make media address offset a common define 2015-02-27 18:18:48 -05:00
ib_media.c tipc: rename media/msg related definitions 2015-02-27 18:18:48 -05:00
Kconfig tipc: add ip/udp media type 2015-03-05 22:08:42 -05:00
link.c tipc: extract bundled buffers by cloning instead of copying 2015-03-14 14:38:32 -04:00
link.h tipc: convert legacy nl link stat reset to nl compat 2015-02-09 13:20:48 -08:00
Makefile tipc: add ip/udp media type 2015-03-05 22:08:42 -05:00
msg.c tipc: extract bundled buffers by cloning instead of copying 2015-03-14 14:38:32 -04:00
msg.h tipc: move message validation function to msg.c 2015-03-14 14:38:32 -04:00
name_distr.c tipc: only create header copy for name distr messages 2015-02-27 18:18:47 -05:00
name_distr.h tipc: resolve race problem at unicast message reception 2015-02-05 16:00:02 -08:00
name_table.c tipc: nl compat add noop and remove legacy nl framework 2015-02-09 13:20:49 -08:00
name_table.h tipc: convert legacy nl name table dump to nl compat 2015-02-09 13:20:48 -08:00
net.c tipc: nl compat add noop and remove legacy nl framework 2015-02-09 13:20:49 -08:00
net.h tipc: make tipc node table aware of net namespace 2015-01-12 16:24:32 -05:00
netlink.c tipc: move and rename the legacy nl api to "nl compat" 2015-02-09 13:20:47 -08:00
netlink.h tipc: move and rename the legacy nl api to "nl compat" 2015-02-09 13:20:47 -08:00
netlink_compat.c tipc: nl compat add noop and remove legacy nl framework 2015-02-09 13:20:49 -08:00
node.c tipc: nl compat add noop and remove legacy nl framework 2015-02-09 13:20:49 -08:00
node.h tipc: add framework for node capabilities exchange 2015-03-14 14:38:32 -04:00
server.c tipc: make subscriber server support net namespace 2015-01-12 16:24:33 -05:00
server.h tipc: make subscriber server support net namespace 2015-01-12 16:24:33 -05:00
socket.c tipc: fix inconsistent signal handling regression 2015-03-09 15:42:19 -04:00
socket.h tipc: convert legacy nl socket dump to nl compat 2015-02-09 13:20:48 -08:00
subscr.c tipc: fix nullpointer bug when subscribing to events 2015-02-27 18:18:47 -05:00
subscr.h tipc: make subscriber server support net namespace 2015-01-12 16:24:33 -05:00
sysctl.c tipc: add name distributor resiliency queue 2014-09-01 17:51:48 -07:00
udp_media.c tipc: sparse: fix htons conversion warnings 2015-03-09 15:37:04 -04:00