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2005-08-29[LIB]: Make TEXTSEARCH_BM plain tristate like the othersDavid S. Miller
And select it when the relevant modules are enabled. Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[LIB]: Boyer-Moore extension for textsearch infrastructure strike #2Pablo Neira Ayuso
Attached the implementation of the Boyer-Moore string search algorithm for the new textsearch infrastructure. I've added as well a note about the limitations that this approach presents, as Thomas has remarked. Signed-off-by: Pablo Neira Ayuso <pablo@eurodev.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[LIST]: Add docbook header comments for hlist_add_{before,after}_rcu()Paul E. McKenney
Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[NET]: net/802: more endian annotationsAlexey Dobriyan
The rest of endian warnings now belongs to tr.c exclusively. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[BNX2]: update version and minor fixesMichael Chan
Update version and add 4 minor fixes, the last 2 were suggested by Jeff Garzik: 1. check for a valid ethernet address before setting it 2. zero out bp->regview if init_one encounters an error and unmaps the IO address. This prevents remove_one from unmapping again. 3. use netif_rx_schedule() instead of hand coding the same. 4. use IRQ_HANDLED and IRQ_NONE. Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[BNX2]: change irq locks to bh locksMichael Chan
Change all locks from spin_lock_irqsave() to spin_lock_bh(). All places that require spinlocks are in BH context. Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[BNX2]: remove atomics in txMichael Chan
Remove atomic operations in the fast tx path. Expensive atomic operations were used to keep track of the number of available tx descriptors. The new code uses the difference between the consumer and producer index to determine the number of free tx descriptors. As suggested by Jeff Garzik, the name of the inline function is changed to all lower case. Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[BNX2]: speedup serdes linkupMichael Chan
This speeds up link-up time on 5706 SerDes if the link partner does not autoneg, a rather common scenario in blade servers. Some blade servers use IPMI for keyboard input and it's important to minimize link disruptions. The speedup is achieved by shortening the timer to (HZ / 3) during the transient period right after initiating a SerDes autoneg. If autoneg does not complete, parallel detect can be done sooner. After the transient period is over, the timer goes back to its normal HZ interval. As suggested by Jeff Garzik, the timer initialization is moved to bnx2_init_board() from bnx2_open(). An eeprom bit is also added to allow default forced SerDes speed for even faster link-up time. Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[BNX2]: Fix rtnl deadlock in bnx2_closeMichael Chan
This fixes an rtnl deadlock problem when flush_scheduled_work() is called from bnx2_close(). In rare cases, linkwatch_event() may be on the workqueue from a previous close of a different device and it will try to get the rtnl lock which is already held by dev_close(). The fix is to set a flag if we are in the reset task which is run from the workqueue. bnx2_close() will loop until the flag is cleared. As suggested by Jeff Garzik, the loop is changed to call msleep(1) instead of yield() in the original patch. flush_scheduled_work() is also moved to bnx2_remove_one() before the netdev is freed. Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[IPV4]: Convert FIB Trie to RCU.Robert Olsson
* Removes RW-lock * Proteced read functions uses rcu_dereference proteced with rcu_read_lock() * writing of procted pointer w. rcu_assigen_pointer * Insert/Replace atomic list_replace_rcu * A BUG_ON condition removed.in trie_rebalance With help from Paul E. McKenney. Signed-off-by: Robert Olsson <Robert.Olsson@data.slu.se> Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[IPV4]: Prepare FIB core for RCU.Robert Olsson
* RCU versions of hlist_***_rcu * fib_alias partial rcu port just whats needed now. Signed-off-by: Robert Olsson <Robert.Olsson@data.slu.se> Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[IPV4]: Module export of ip_rcv() no longer needed.Ralf Baechle
With ip_rcv nowhere outside the IP stack being used anymore it's EXPORT_SYMBOL is not needed any longer either. Signed-off-by: Ralf Baechle DL5RB <ralf@linux-mips.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[AX25/NETROM/ROSE]: Kill net/ip.h inclusionRalf Baechle
All these are claiming to include <net/ip.h> to get ip_rcv() but in fact don't need the header at all, so away with the inclusion. Signed-off-by: Ralf Baechle DL5RB <ralf@linux-mips.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[AX25/NETROM]: Cleanup direct calls into IP stackRalf Baechle
Get rid of the calls to ip_rcv and arp_rcv which were layering violations anyway. With those being replaced by netif_rx, less parts of AX.25 and relatives depend on INET support actually being enabled. This also will make PF_PACKET sockets work for IP and ARP packets received over AX.25 and for IP packets over NET/ROM. Signed-off-by: Ralf Baechle DL5RB <ralf@linux-mips.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[IPV4]: FIB trie cleanupStephen Hemminger
This is a redo of earlier cleanup stuff: * replace DBG() macro with pr_debug() * get rid of duplicate extern's that are already in fib_lookup.h * use BUG_ON and WARN_ON * don't use BUG checks for null pointers where next statement would get a fault anyway * remove debug printout when rebalance causes deep tree * remove trailing blanks Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: Robert Olsson <robert.olsson@its.uu.se> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Initial dccp_poll implementationArnaldo Carvalho de Melo
Tested with a patched netcat, no horror stories so far 8) Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Call the HC exit routines at dccp_v4_destroy_sockArnaldo Carvalho de Melo
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[ICSK]: Generalise tcp_listen_pollArnaldo Carvalho de Melo
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Introduce dccp_get_infoArnaldo Carvalho de Melo
And also hc_tx and hc_rx get_info functions for the CCIDs to fill in information that is specific to them. For now reusing struct tcp_info, later I'll try to figure out a better solution, for now its really nice to get this kind of info: [root@qemu ~]# ./ss -danemi State Recv-Q Send-Q Local Addr:Port Peer Addr:Port LISTEN 0 0 *:5001 *:* ino:628 sk:c1340040 mem:(r0,w0,f0,t0) cwnd:0 ssthresh:0 ESTAB 0 0 172.20.0.2:5001 172.20.0.1:32785 ino:629 sk:c13409a0 mem:(r0,w0,f0,t0) ts rto:1000 rtt:0.004/0 cwnd:0 ssthresh:0 rcv_rtt:61.377 This, for instance, shows that we're not congestion controlling ACKs, as the above output is in the ttcp receiving host, and ttcp is a one way app, i.e. the received never calls sendmsg, so ccid_hc_tx_send_packet is never called, so the TX half connection stays in TFRC_SSTATE_NO_SENT state and hctx_rtt is never calculated, stays with the value set in ccid3_hc_tx_init, 4us, as show above in milliseconds (0.004ms), upcoming patches will fix this. rcv_rtt seems sane tho, matching ping results :-) Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[CCID3]: Calculate the RTT in the RX half connectionArnaldo Carvalho de Melo
Using TIMESTAMP_ECHO and ELAPSED_TIME options received. Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Export dccp_insert_option_timestamp to CCIDsArnaldo Carvalho de Melo
And don't insert a TIMESTAMP option in all packets, leave the decision to the CCIDs. Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[CCID]: Make ccid_hc_[rt]x_exit accept NULL argumentsArnaldo Carvalho de Melo
Just like kfree, etc it will just not call the CCID exit routines when the private data area is set to NULL. Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Send a DATAACK packet when we have a TIMESTAMP_ECHO pendingArnaldo Carvalho de Melo
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Fix skb leak in dccp_sendmsgArnaldo Carvalho de Melo
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Implement the CLOSING timerArnaldo Carvalho de Melo
So that we retransmit CLOSE/CLOSEREQ packets till they elicit an answer or we hit a timeout. Most of the machinery uses TCP approaches, this code has to be polished & audited, but this is better than we had before. Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Fix printf format warnings on 64-bit.David S. Miller
Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[NETFILTER]: Add goto targetPatrick McHardy
Originally written by Henrik Nordstrom <hno@marasystems.com>, taken from netfilter patch-o-matic and added ip6_tables support. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[NETFILTER]: Add IPv6 REJECT targetPatrick McHardy
Originally written by Yasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>, taken from netfilter patch-o-matic and fixed up to work with current kernels. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[NETFILTER]: Add string matchPablo Neira Ayuso
Signed-off-by: Pablo Neira Ayuso <pablo@eurodev.net> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Fix ackno setting in SYNC/SYNCACK packetsArnaldo Carvalho de Melo
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Fix the ACK and SEQ window variables settingsArnaldo Carvalho de Melo
This is from a first audit, more eyeballs are more than welcome. Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Give more info on Step 6 failure debug printkArnaldo Carvalho de Melo
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Fix seqno setting in dccp_v4_ctl_send_resetArnaldo Carvalho de Melo
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[CCID3]: Reintroduce ccid3hctx_t_rtoArnaldo Carvalho de Melo
CCID3 keeps this variable in usecs, inet_connection_socks in jiffies, so to avoid Mars orbiter losses lets reintroduce ccid3hctx_t_rto 8) Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[IPV4]: ip_finish_output() can be inlinedThomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[IPV4]: Remove some dead code from ip_forward()Thomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[IPV4]: Avoid common branch mispredictions in ip_rcv_finish()Thomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[IPV4]: Move ip options parsing out of ip_rcv_finish()Thomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[IPV4]: Avoid common branch misprediction while checking csum in ip_rcv()Thomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[IPV4]: Consistency and whitespace cleanup of ip_rcv()Thomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[NET]: Fix ipl=>ihl typo in ip_fast_csumThomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[NET]: Add support for getting the permanent hardware address.Jon Wetzel
This patch adds a new field to net device to hold the permanent hardware address, and adds a new generic ethtool_op function to get that address. Signed-off-by: Jon Wetzel <jon_wetzel@dell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[NET]: fix PROC_FS=n compileAdrian Bunk
Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Fix the timestamp optionsIan McDonald
This changes timestamp, timestamp echo, and elapsed time to use units of 10 usecs as per DCCP spec. This has been tested to verify that times are correct. Also fixed up length and used hton/ntoh more. Still to add in later patches: - actually use elapsed time to adjust RTT (commented out as was prior to this patch) - send options at times more closely following the spec (content is now correct) Signed-off-by: Ian McDonald <iam4@cs.waikato.ac.nz> Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[IPVS]: ipv4_table --> ipvs_ipv4_tableDavid S. Miller
Fix conflict with symbol of same name in global namespace. Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Use LIMIT_NETDEBUG in some debugging printksArnaldo Carvalho de Melo
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Set dccp_ctl_socket to NULL in dccp_ctl_sock_exitArnaldo Carvalho de Melo
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Fix elapsed time option as per section 13.2 of spec v11Ian McDonald
The elapsed time can be two bytes or four bytes only. Signed-off-by: Ian McDonald <iam4@cs.waikato.ac.nz> Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[NET]: Implement SKB fast cloning.David S. Miller
Protocols that make extensive use of SKB cloning, for example TCP, eat at least 2 allocations per packet sent as a result. To cut the kmalloc() count in half, we implement a pre-allocation scheme wherein we allocate 2 sk_buff objects in advance, then use a simple reference count to free up the memory at the correct time. Based upon an initial patch by Thomas Graf and suggestions from Herbert Xu. Signed-off-by: David S. Miller <davem@davemloft.net>
2005-08-29[DCCP]: Send SYNCACK packets in response to SYNC packetsArnaldo Carvalho de Melo
Also fix step 6 when receiving SYNC or SYNCACK packets, i.e. we were not using the updated swl. Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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