linux/net
Simon Derr fd453d0ed6 9P/RDMA: Use a semaphore to protect the RQ
The current code keeps track of the number of buffers posted in the RQ,
and will prevent it from overflowing. But it does so by simply dropping
post requests (And leaking memory in the process).
When this happens there will actually be too few buffers posted, and
soon the 9P server will complain about 'RNR retry counter exceeded'
errors.

Instead, use a semaphore, and block until the RQ is ready for another
buffer to be posted.

Signed-off-by: Simon Derr <simon.derr@bull.net>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2013-07-07 22:02:29 -05:00
..
9p 9P/RDMA: Use a semaphore to protect the RQ 2013-07-07 22:02:29 -05:00
802 net/802/mrp: fix possible race condition when calling mrp_pdu_queue() 2013-04-12 15:10:48 -04:00
8021q 8021q: fix a potential use-after-free 2013-03-24 17:27:28 -04:00
appletalk hlist: drop the node parameter from iterators 2013-02-27 19:10:24 -08:00
atm atm: update msg_namelen in vcc_recvmsg() 2013-04-07 16:28:00 -04:00
ax25 ax25: fix info leak via msg_name in ax25_recvmsg() 2013-04-07 16:28:00 -04:00
batman-adv batman-adv: make is_my_mac() check for the current mesh only 2013-04-17 22:31:22 +02:00
bluetooth Bluetooth: SCO - Fix missing msg_namelen update in sco_sock_recvmsg() 2013-04-07 16:28:01 -04:00
bridge bridge: make user modified path cost sticky 2013-04-15 14:03:44 -04:00
caif caif: Fix missing msg_namelen update in caif_seqpkt_recvmsg() 2013-04-07 16:28:01 -04:00
can can: gw: use kmem_cache_free() instead of kfree() 2013-04-09 09:58:44 +02:00
ceph Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client 2013-03-12 09:22:42 -07:00
core net: rate-limit warn-bad-offload splats. 2013-04-19 17:57:49 -04:00
dcb dcbnl: fix various netlink info leaks 2013-03-10 05:19:26 -04:00
dccp Driver core patches for 3.9-rc1 2013-02-21 12:05:51 -08:00
decnet hlist: drop the node parameter from iterators 2013-02-27 19:10:24 -08:00
dns_resolver
dsa
ethernet
ieee802154 6lowpan: Fix endianness issue in is_addr_link_local(). 2013-03-10 16:49:35 -04:00
ipv4 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf 2013-04-19 14:24:47 -04:00
ipv6 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf 2013-04-19 14:24:47 -04:00
ipx hlist: drop the node parameter from iterators 2013-02-27 19:10:24 -08:00
irda irda: small read past the end of array in debug code 2013-04-19 17:32:31 -04:00
iucv af_iucv: fix recvmsg by replacing skb_pull() function 2013-04-08 17:16:57 -04:00
key Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec 2013-03-27 14:07:04 -04:00
l2tp l2tp: fix info leak in l2tp_ip6_recvmsg() 2013-04-07 16:28:01 -04:00
lapb
llc llc: Fix missing msg_namelen update in llc_ui_recvmsg() 2013-04-07 16:28:01 -04:00
mac80211 Merge branch 'for-john' of git://x-git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211 2013-04-12 13:20:51 -04:00
mac802154 Driver core patches for 3.9-rc1 2013-02-21 12:05:51 -08:00
netfilter netfilter: ipset: bitmap:ip,mac: fix listing with timeout 2013-04-18 23:40:41 +02:00
netlabel netlabel: fix build problems when CONFIG_IPV6=n 2013-03-08 11:33:51 -05:00
netlink genetlink: trigger BUG_ON if a group name is too long 2013-03-20 12:05:51 -04:00
netrom netrom: fix invalid use of sizeof in nr_recvmsg() 2013-04-08 22:49:23 -04:00
nfc NFC: llcp: fix info leaks via msg_name in llcp_sock_recvmsg() 2013-04-07 16:28:02 -04:00
openvswitch openvswitch: correct an invalid BUG_ON 2013-03-27 09:07:41 -07:00
packet hlist: drop the node parameter from iterators 2013-02-27 19:10:24 -08:00
phonet hlist: drop the node parameter from iterators 2013-02-27 19:10:24 -08:00
rds net/rds: zero last byte for strncpy 2013-03-08 00:35:44 -05:00
rfkill
rose rose: fix info leak via msg_name in rose_recvmsg() 2013-04-07 16:28:02 -04:00
rxrpc Driver core patches for 3.9-rc1 2013-02-21 12:05:51 -08:00
sched pkt_sched: fix error return code in fw_change_attrs() 2013-04-19 17:34:53 -04:00
sctp sctp: don't break the loop while meeting the active_path so as to find the matched transport 2013-03-13 10:09:55 -04:00
sunrpc NFS client bugfixes for Linux 3.9 2013-04-10 09:00:51 -07:00
tipc tipc: fix info leaks via msg_name in recv_msg/recv_stream 2013-04-07 16:28:02 -04:00
unix af_unix: If we don't care about credentials coallesce all messages 2013-04-05 00:49:13 -04:00
vmw_vsock VSOCK: Fix missing msg_namelen update in vsock_stream_recvmsg() 2013-04-07 16:28:02 -04:00
wimax
wireless Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211 2013-04-03 14:19:48 -04:00
x25 hlist: drop the node parameter from iterators 2013-02-27 19:10:24 -08:00
xfrm Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec 2013-03-27 14:07:04 -04:00
compat.c
Kconfig Driver core patches for 3.9-rc1 2013-02-21 12:05:51 -08:00
Makefile
nonet.c
socket.c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2013-02-26 20:16:07 -08:00
sysctl_net.c