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2008-11-01saner FASYNC handling on file closeAl Viro
As it is, all instances of ->release() for files that have ->fasync() need to remember to evict file from fasync lists; forgetting that creates a hole and we actually have a bunch that *does* forget. So let's keep our lives simple - let __fput() check FASYNC in file->f_flags and call ->fasync() there if it's been set. And lose that crap in ->release() instances - leaving it there is still valid, but we don't have to bother anymore. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-10-30Merge branch 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6Linus Torvalds
* 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6: SUNRPC: Fix potential race in put_rpccred() SUNRPC: Fix rpcauth_prune_expired NFS: Convert nfs_attr_generation_counter into an atomic_long SUNRPC: Respond promptly to server TCP resets
2008-10-28pktgen: fix multiple queue warningJesse Brandeburg
when testing the new pktgen module with multiple queues and ixgbe with: pgset "flag QUEUE_MAP_CPU" I found that I was getting errors in dmesg like: pktgen: WARNING: QUEUE_MAP_CPU disabled because CPU count (8) exceeds number <4>pktgen: WARNING: of tx queues (8) on eth15 you'll note, 8 really doesn't exceed 8. This patch seemed to fix the logic errors and also the attempts at limiting line length in printk (which didn't work anyway) Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Robert Olsson <robert.olsson@its.uu.se> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-28SUNRPC: Fix potential race in put_rpccred()Trond Myklebust
We have to be careful when we try to unhash the credential in put_rpccred(), because we're not holding the credcache lock, so the call to rpcauth_unhash_cred() may fail if someone else has looked the cred up, and obtained a reference to it. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2008-10-28SUNRPC: Fix rpcauth_prune_expiredTrond Myklebust
We need to make sure that we don't remove creds from the cred_unused list if they are still under the moratorium, or else they will never get garbage collected. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2008-10-28SUNRPC: Respond promptly to server TCP resetsTrond Myklebust
If the server sends us an RST error while we're in the TCP_ESTABLISHED state, then that will not result in a state change, and so the RPC client ends up hanging forever (see http://bugzilla.kernel.org/show_bug.cgi?id=11154) We can intercept the reset by setting up an sk->sk_error_report callback, which will then allow us to initiate a proper shutdown and retry... We also make sure that if the send request receives an ECONNRESET, then we shutdown too... Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2008-10-27mac80211: correct warnings in minstrel rate control algorithmJohn W. Linville
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-10-27RFKILL: fix input layer initialisationDmitry Baryshkov
Initialise correctly last fields, so tasks can be actually executed. On some architectures the initial jiffies value is not zero, so later all rfkill incorrectly decides that rfkill_*.last is in future. Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-10-26syncookies: fix inclusion of tcp options in syn-ackFlorian Westphal
David Miller noticed that commit 33ad798c924b4a1afad3593f2796d465040aadd5 '(tcp: options clean up') did not move the req->cookie_ts check. This essentially disabled commit 4dfc2817025965a2fc78a18c50f540736a6b5c24 '[Syncookies]: Add support for TCP options via timestamps.'. This restores the original logic. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-26Phonet: do not reply to indication reset packetsRemi Denis-Courmont
This fixes a potential error packet loop. Signed-off-by: Remi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-26wireless: fix regression caused by regulatory config optionArjan van de Ven
The default for the regulatory compatibility option is wrong; if you picked the default you ended up with a non-functional wifi system (at least I did on Fedora 9 with iwl4965). I don't think even the October 2008 releases of the various distros has the new userland so clearly the default is wrong, and also we can't just go about deleting this in 2.6.29... Change the default to "y" and also adjust the config text a little to reflect this. This patch fixes regression #11859 With thanks to Johannes Berg for the diagnostics Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-10-23Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (29 commits) tcp: Restore ordering of TCP options for the sake of inter-operability net: Fix disjunct computation of netdev features sctp: Fix to handle SHUTDOWN in SHUTDOWN_RECEIVED state sctp: Fix to handle SHUTDOWN in SHUTDOWN-PENDING state sctp: Add check for the TSN field of the SHUTDOWN chunk sctp: Drop ICMP packet too big message with MTU larger than current PMTU p54: enable 2.4/5GHz spectrum by eeprom bits. orinoco: reduce stack usage in firmware download path ath5k: fix suspend-related oops on rmmod [netdrvr] fec_mpc52xx: Implement polling, to make netconsole work. qlge: Fix MSI/legacy single interrupt bug. smc911x: Make the driver safer on SMP smc911x: Add IRQ polarity configuration smc911x: Allow Kconfig dependency on ARM sis190: add identifier for Atheros AR8021 PHY 8139x: reduce message severity on driver overlap igb: add IGB_DCA instead of selecting INTEL_IOATDMA igb: fix tx data corruption with transition to L0s on 82575 ehea: Fix memory hotplug support netdev: DM9000: remove BLACKFIN hacking in DM9000 netdev driver ...
2008-10-23tcp: Restore ordering of TCP options for the sake of inter-operabilityIlpo Järvinen
This is not our bug! Sadly some devices cannot cope with the change of TCP option ordering which was a result of the recent rewrite of the option code (not that there was some particular reason steming from the rewrite for the reordering) though any ordering of TCP options is perfectly legal. Thus we restore the original ordering to allow interoperability with/through such broken devices and add some warning about this trap. Since the reordering just happened without any particular reason, this change shouldn't cost us anything. There are already couple of known failure reports (within close proximity of the last release), so the problem might be more wide-spread than a single device. And other reports which may be due to the same problem though the symptoms were less obvious. Analysis of one of the case revealed (with very high probability) that sack capability cannot be negotiated as the first option (SYN never got a response). Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Reported-by: Aldo Maggi <sentiniate@tiscali.it> Tested-by: Aldo Maggi <sentiniate@tiscali.it> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-23Merge branch 'v28-range-hrtimers-for-linus-v2' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'v28-range-hrtimers-for-linus-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (37 commits) hrtimers: add missing docbook comments to struct hrtimer hrtimers: simplify hrtimer_peek_ahead_timers() hrtimers: fix docbook comments DECLARE_PER_CPU needs linux/percpu.h hrtimers: fix typo rangetimers: fix the bug reported by Ingo for real rangetimer: fix BUG_ON reported by Ingo rangetimer: fix x86 build failure for the !HRTIMERS case select: fix alpha OSF wrapper select: fix alpha OSF wrapper hrtimer: peek at the timer queue just before going idle hrtimer: make the futex() system call use the per process slack value hrtimer: make the nanosleep() syscall use the per process slack hrtimer: fix signed/unsigned bug in slack estimator hrtimer: show the timer ranges in /proc/timer_list hrtimer: incorporate feedback from Peter Zijlstra hrtimer: add a hrtimer_start_range() function hrtimer: another build fix hrtimer: fix build bug found by Ingo hrtimer: make select() and poll() use the hrtimer range feature ...
2008-10-23Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: (46 commits) [PATCH] fs: add a sanity check in d_free [PATCH] i_version: remount support [patch] vfs: make security_inode_setattr() calling consistent [patch 1/3] FS_MBCACHE: don't needlessly make it built-in [PATCH] move executable checking into ->permission() [PATCH] fs/dcache.c: update comment of d_validate() [RFC PATCH] touch_mnt_namespace when the mount flags change [PATCH] reiserfs: add missing llseek method [PATCH] fix ->llseek for more directories [PATCH vfs-2.6 6/6] vfs: add LOOKUP_RENAME_TARGET intent [PATCH vfs-2.6 5/6] vfs: remove LOOKUP_PARENT from non LOOKUP_PARENT lookup [PATCH vfs-2.6 4/6] vfs: remove unnecessary fsnotify_d_instantiate() [PATCH vfs-2.6 3/6] vfs: add __d_instantiate() helper [PATCH vfs-2.6 2/6] vfs: add d_ancestor() [PATCH vfs-2.6 1/6] vfs: replace parent == dentry->d_parent by IS_ROOT() [PATCH] get rid of on-stack dentry in udf [PATCH 2/2] anondev: switch to IDA [PATCH 1/2] anondev: init IDR statically [JFFS2] Use d_splice_alias() not d_add() in jffs2_lookup() [PATCH] Optimise NFS readdir hack slightly. ...
2008-10-23[PATCH] assorted path_lookup() -> kern_path() conversionsAl Viro
more nameidata eviction Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2008-10-23net: Fix disjunct computation of netdev featuresHerbert Xu
My change commit e2a6b85247aacc52d6ba0d9b37a99b8d1a3e0d83 net: Enable TSO if supported by at least one device didn't do what was intended because the netdev_compute_features function was designed for conjunctions. So what happened was that it would simply take the TSO status of the last constituent device. This patch extends it to support both conjunctions and disjunctions under the new name of netdev_increment_features. It also adds a new function netdev_fix_features which does the sanity checking that usually occurs upon registration. This ensures that the computation doesn't result in an illegal combination since this checking is absent when the change is initiated via ethtool. The two users of netdev_compute_features have been converted. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-23sctp: Fix to handle SHUTDOWN in SHUTDOWN_RECEIVED stateWei Yongjun
Once an endpoint has reached the SHUTDOWN-RECEIVED state, it MUST NOT send a SHUTDOWN in response to a ULP request. The Cumulative TSN Ack of the received SHUTDOWN chunk MUST be processed. This patch fix to process Cumulative TSN Ack of the received SHUTDOWN chunk in SHUTDOWN_RECEIVED state. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-23sctp: Fix to handle SHUTDOWN in SHUTDOWN-PENDING stateWei Yongjun
If SHUTDOWN is received in SHUTDOWN-PENDING state, enpoint should enter the SHUTDOWN-RECEIVED state and check the Cumulative TSN Ack field of the SHUTDOWN chunk (RFC 4960 Section 9.2). If the SHUTDOWN chunk can acknowledge all of the send DATA chunks, SHUTDOWN-ACK should be sent. But now endpoint just silently discarded the SHUTDOWN chunk. SHUTDOWN received in SHUTDOWN-PENDING state can happend when the last SACK is lost by network, or the SHUTDOWN chunk can acknowledge all of the received DATA chunks. The packet sequence(SACK lost) is like this: Endpoint A Endpoint B ULP (ESTABLISHED) (ESTABLISHED) <----------- DATA <--- shutdown Enter SHUTDOWN-PENDING state SACK ----lost----> SHUTDOWN(*1) ------------> <----------- SHUTDOWN-ACK (*1) silently discarded now. This patch fix to handle SHUTDOWN in SHUTDOWN-PENDING state as the same as ESTABLISHED state. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-23sctp: Add check for the TSN field of the SHUTDOWN chunkWei Yongjun
If SHUTDOWN chunk is received Cumulative TSN Ack beyond the max tsn currently send, SHUTDOWN chunk be accepted and the association will be broken. New data is send, but after received SACK it will be drop because TSN in SACK is less than the Cumulative TSN, data will be retrans again and again even if correct SACK is received. The packet sequence is like this: Endpoint A Endpoint B ULP (ESTABLISHED) (ESTABLISHED) <----------- DATA (TSN=x-1) <----------- DATA (TSN=x) SHUTDOWN -----------> (Now Cumulative TSN=x+1000) (TSN=x+1000) <----------- DATA (TSN=x+1) SACK -----------> drop the SACK (TSN=x+1) <----------- DATA (TSN=x+1)(retrans) This patch fix this problem by terminating the association and respond to the sender with an ABORT. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-23sctp: Drop ICMP packet too big message with MTU larger than current PMTUWei Yongjun
If ICMP packet too big message is received with MTU larger than current PMTU, SCTP will still accept this ICMP message and sync the PMTU of assoc with the wrong MTU. Endpoing A Endpoint B (ESTABLISHED) (ESTABLISHED) ICMP ---------> (packet too big, MTU too larger) sync PMTU This patch fixed the problem by drop that ICMP message. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-229p: fix sparse warningsEric Van Hensbergen
Several sparse warnings were introduced by patches accepted during the merge window which weren't caught. This patch fixes those warnings. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2008-10-229p: rdma: RDMA Transport Support for 9PTom Tucker
This patch implements the RDMA transport provider for 9P. It allows mounts to be performed over iWARP and IB capable network interfaces. Signed-off-by: Tom Tucker <tom@opengridcomputing.com> Signed-off-by: Latchesar Ionkov <lionkov@lanl.gov>
2008-10-229p: fix debug build errorEric Van Hensbergen
Fixes build problem with 9p when building with debug disabled. Also contains some fixes for warnings which pop up when CONFIG_NET_9P_DEBUG is disabled. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2008-10-22Merge branch 'timers/range-hrtimers' into v28-range-hrtimers-for-linus-v2Thomas Gleixner
Conflicts: kernel/time/tick-sched.c Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2008-10-21tcp: should use number of sack blocks instead of -1Ilpo Järvinen
While looking for the recent "sack issue" I also read all eff_sacks usage that was played around by some relevant commit. I found out that there's another thing that is asking for a fix (unrelated to the "sack issue" though). This feature has probably very little significance in practice. Opposite direction timeout with bidirectional tcp comes to me as the most likely scenario though there might be other cases as well related to non-data segments we send (e.g., response to the opposite direction segment). Also some ACK losses or option space wasted for other purposes is necessary to prevent the earlier SACK feedback getting to the sender. Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-20Merge branch 'for-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs: (26 commits) 9p: add more conservative locking 9p: fix oops in protocol stat parsing error path. 9p: fix device file handling 9p: Improve debug support 9p: eliminate depricated conv functions 9p: rework client code to use new protocol support functions 9p: remove unnecessary tag field from p9_req_t structure 9p: remove 9p fcall debug prints 9p: add new protocol support code 9p: encapsulate version function 9p: move dirread to fs layer 9p: adjust 9p vfs write operation 9p: move readn meta-function from client to fs layer 9p: consolidate read/write functions 9p: drop broken unused error path from p9_conn_create() 9p: make rpc code common and rework flush code 9p: use the rcall structure passed in the request in trans_fd read_work 9p: apply common request code to trans_fd 9p: apply common tagpool handling to trans_fd 9p: move request management to client code ...
2008-10-20Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: netfilter: replace old NF_ARP calls with NFPROTO_ARP netfilter: fix compilation error with NAT=n netfilter: xt_recent: use proc_create_data() netfilter: snmp nat leaks memory in case of failure netfilter: xt_iprange: fix range inversion match netfilter: netns: use NFPROTO_NUMPROTO instead of NUMPROTO for tables array netfilter: ctnetlink: remove obsolete NAT dependency from Kconfig pkt_sched: sch_generic: Fix oops in sch_teql dccp: Port redirection support for DCCP tcp: Fix IPv6 fallout from 'Port redirection support for TCP' netdev: change name dropping error codes ipvs: Update CONFIG_IP_VS_IPV6 description and help text
2008-10-20netfilter: replace old NF_ARP calls with NFPROTO_ARPJan Engelhardt
(Supplements: ee999d8b9573df1b547aacdc6d79f86eb79c25cd) NFPROTO_ARP actually has a different value from NF_ARP, so ensure all callers use the new value so that packets _do_ get delivered to the registered hooks. Signed-off-by: Jan Engelhardt <jengelh@medozas.de> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-20netfilter: fix compilation error with NAT=nPablo Neira Ayuso
This patch fixes the compilation of ctnetlink when the NAT support is not enabled. /home/benh/kernels/linux-powerpc/net/netfilter/nf_conntrack_netlink.c:819: warning: enum nf_nat_manip_type\u2019 declared inside parameter list /home/benh/kernels/linux-powerpc/net/netfilter/nf_conntrack_netlink.c:819: warning: its scope is only this definition or declaration, which is probably not what you want Reported-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Reported by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-20netfilter: xt_recent: use proc_create_data()Alexey Dobriyan
Fixes a crash in recent_seq_start: BUG: unable to handle kernel NULL pointer dereference at 0000000000000100 IP: [<ffffffffa002119c>] recent_seq_start+0x4c/0x90 [xt_recent] PGD 17d33c067 PUD 107afe067 PMD 0 Oops: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC CPU 0 Modules linked in: ipt_LOG xt_recent af_packet iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 xt_tcpudp iptable_filter ip_tables x_tables ext2 nls_utf8 fuse sr_mod cdrom [last unloaded: ntfs] Pid: 32373, comm: cat Not tainted 2.6.27-04ab591808565f968d4406f6435090ad671ebdab #6 RIP: 0010:[<ffffffffa002119c>] [<ffffffffa002119c>] recent_seq_start+0x4c/0x90 [xt_recent] RSP: 0018:ffff88015fed7e28 EFLAGS: 00010246 ... Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-20netfilter: snmp nat leaks memory in case of failureIlpo Järvinen
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-20netfilter: xt_iprange: fix range inversion matchAlexey Dobriyan
Inverted IPv4 v1 and IPv6 v0 matches don't match anything since 2.6.25-rc1! Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Acked-by: Jan Engelhardt <jengelh@medozas.de> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-20netfilter: ctnetlink: remove obsolete NAT dependency from KconfigPatrick McHardy
Now that ctnetlink doesn't have any NAT module depenencies anymore, we can also remove them from Kconfig. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-19pkt_sched: sch_generic: Fix oops in sch_teqlJarek Poplawski
After these commands: # modprobe sch_teql # tc qdisc add dev eth0 root teql0 # tc qdisc del dev eth0 root we get an oops in teql_destroy() when spin_lock is taken from a null qdisc_sleeping pointer. It's because at the moment teql0 dev haven't been activated yet, and a qdisc_root_sleeping() is pointing to noop qdisc's netdev_queue with qdisc_sleeping uninitialized. This patch fixes this both for noop and noqueue netdev_queues to avoid similar problems in the future. Signed-off-by: Jarek Poplawski <jarkao2@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-19dccp: Port redirection support for DCCPGerrit Renker
Commit a3116ac5c216fc3c145906a46df9ce542ff7dcf2 from 1st October ("tcp: Port redirection support for TCP") broke DCCP skb lookup by changing inet_csk_clone, which is used by DCCP to generate the child socket after the handshake. This patch updates DCCP to use 'loc_port' instead of 'sport', which fixes the problem, and thus inheriting port redirection support via the new interface. Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk> Signed-off-by: KOVACS Krisztian <hidden@sch.bme.hu> Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-19tcp: Fix IPv6 fallout from 'Port redirection support for TCP'KOVACS Krisztian
'tcp: Port redirection support for TCP' (a3116ac5c) added a new member to inet_request_sock() which inet_csk_clone() makes use of but failed to add proper initialization to the IPv6 syncookie code and missed a couple of places where the new member should be used instead of inet_sk(sk)->sport. Signed-off-by: KOVACS Krisztian <hidden@sch.bme.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-19netdev: change name dropping error codesStephen Hemminger
If changename notifier returns an error code, it gets incorrectly cleared during rollback so the error is never returned to the user. Found while testing similar code for MTU changes. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-19ipvs: Update CONFIG_IP_VS_IPV6 description and help textJulius Volz
This adds a URL to further info to the CONFIG_IP_VS_IPV6 Kconfig help text. Also, I think it should be ok to remove the "DANGEROUS" label in the description line at this point to get people to try it out and find all the bugs ;) It's still marked as experimental, of course. Signed-off-by: Julius Volz <juliusv@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-10-179p: add more conservative lockingEric Van Hensbergen
During the reorganization some of the multi-theaded locking assumptions were accidently relaxed. This patch moves us back towards a more conservative locking strategy. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2008-10-179p: fix oops in protocol stat parsing error path.Eric Van Hensbergen
When we get an error on parsing a stat due to a protocol bug, we can generate an oops during cleanup because we didn't initialize the string pointers in the stat structure. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2008-10-179p: Improve debug supportEric Van Hensbergen
The new debug support lacks some of the information that the previous fcprint code provided -- this patch focuses on better presentation of debug data along with more helpful debug along error paths. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2008-10-17Merge commit 'linus/master' into merge-linusArjan van de Ven
Conflicts: arch/x86/kvm/i8254.c
2008-10-179p: eliminate depricated conv functionsEric Van Hensbergen
Remove depricated conv functions which have been replaced with new protocol routines. This patch also reworks the one instance of the file-system code which directly calls conversion routines (to accomplish unpacking dirreads). Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2008-10-179p: rework client code to use new protocol support functionsEric Van Hensbergen
Now that the new protocol functions are in place, this patch switches the client code to using the new support code. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2008-10-179p: remove unnecessary tag field from p9_req_t structureEric Van Hensbergen
This removes the vestigial tag field from the p9_req_t structure. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2008-10-179p: remove 9p fcall debug printsEric Van Hensbergen
One of the current debug options allows users to get a verbose dump of fcalls. This isn't really necessary as correctly parsed protocol frames can be printed as part of the code in the client functions. The consolidated printfcalls structure would require new entries to be added for every extension. This patch removes the debug print methods and their use. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2008-10-179p: add new protocol support codeEric Van Hensbergen
This adds a new protocol processing support code based on Anthony Liguori's 9p library code. This code performs protocol marshalling/unmarshalling using printf like strings to represent protocol elements. It is my intent to use them to replace the current functions in conv.c as well as the p9_create_* functions. This should make the client implementation much more clear, and also make it much easier to add new protocol extensions by limiting the number of places in which changes need to be made. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2008-10-179p: encapsulate version functionEric Van Hensbergen
Alsmot all 9P client wire functions have their own (set of) functions. Tversion is an exception as its encapsulated into the client_create code. This patch moves the protocol specifics of this to a function to match the rest of the code. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2008-10-179p: move dirread to fs layerEric Van Hensbergen
Currently reading a directory is implemented in the client code. This function is not actually a wire operation, but a meta operation which calls read operations and processes the results. This patch moves this functionality to the fs layer and calls component wire operations instead of constructing their packets. This provides a cleaner separation and will help when we reorganize the client functions and protocol processing methods. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>