* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (182 commits)
[SCSI] aacraid: add an ifdef'd device delete case instead of taking the device offline
[SCSI] aacraid: prohibit access to array container space
[SCSI] aacraid: add support for handling ATA pass-through commands.
[SCSI] aacraid: expose physical devices for models with newer firmware
[SCSI] aacraid: respond automatically to volumes added by config tool
[SCSI] fcoe: fix fcoe module ref counting
[SCSI] libfcoe: FIP Keep-Alive messages for VPorts are sent with incorrect port_id and wwn
[SCSI] libfcoe: Fix incorrect MAC address clearing
[SCSI] fcoe: fix a circular locking issue with rtnl and sysfs mutex
[SCSI] libfc: Move the port_id into lport
[SCSI] fcoe: move link speed checking into its own routine
[SCSI] libfc: Remove extra pointer check
[SCSI] libfc: Remove unused fc_get_host_port_type
[SCSI] fcoe: fixes wrong error exit in fcoe_create
[SCSI] libfc: set seq_id for incoming sequence
[SCSI] qla2xxx: Updates to ISP82xx support.
[SCSI] qla2xxx: Optionally disable target reset.
[SCSI] qla2xxx: ensure flash operation and host reset via sg_reset are mutually exclusive
[SCSI] qla2xxx: Silence bogus warning by gcc for wrap and did.
[SCSI] qla2xxx: T10 DIF support added.
...
S: Maintained
F: drivers/net/typhoon*
- 3W-9XXX SATA-RAID CONTROLLER DRIVER
- M: Adam Radford <linuxraid@amcc.com>
+ 3WARE SAS/SATA-RAID SCSI DRIVERS (3W-XXXX, 3W-9XXX, 3W-SAS)
+ M: Adam Radford <linuxraid@lsi.com>
L: linux-scsi@vger.kernel.org
- W: http://www.amcc.com
+ W: http://www.lsi.com
S: Supported
- F: drivers/scsi/3w-9xxx*
-
- 3W-XXXX ATA-RAID CONTROLLER DRIVER
- M: Adam Radford <linuxraid@amcc.com>
- L: linux-scsi@vger.kernel.org
- W: http://www.amcc.com
- S: Supported
- F: drivers/scsi/3w-xxxx*
+ F: drivers/scsi/3w-*
53C700 AND 53C700-66 SCSI DRIVER
M: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
F: drivers/mtd/nand/bcm_umi_hamming.c
F: drivers/mtd/nand/nand_bcm_umi.h
+ARM/CAVIUM NETWORKS CNS3XXX MACHINE SUPPORT
+M: Anton Vorontsov <avorontsov@mvista.com>
+S: Maintained
+F: arch/arm/mach-cns3xxx/
+T: git git://git.infradead.org/users/cbou/linux-cns3xxx.git
+
ARM/CIRRUS LOGIC EP93XX ARM ARCHITECTURE
M: Hartley Sweeten <hsweeten@visionengravers.com>
M: Ryan Mallon <ryan@bluewatersys.com>
S: Maintained
ARM/Marvell Loki/Kirkwood/MV78xx0/Orion SOC support
-M: Lennert Buytenhek <buytenh@marvell.com>
-M: Nicolas Pitre <nico@marvell.com>
+M: Lennert Buytenhek <kernel@wantstofly.org>
+M: Nicolas Pitre <nico@fluxnic.net>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-T: git git://git.marvell.com/orion
-S: Maintained
+S: Odd Fixes
F: arch/arm/mach-loki/
F: arch/arm/mach-kirkwood/
F: arch/arm/mach-mv78xx0/
M: David Brown <davidb@codeaurora.org>
M: Daniel Walker <dwalker@codeaurora.org>
M: Bryan Huntsman <bryanh@codeaurora.org>
+L: linux-arm-msm@vger.kernel.org
F: arch/arm/mach-msm/
F: drivers/video/msm/
F: drivers/mmc/host/msm_sdcc.c
S: Maintained
F: arch/arm/vfp/
+ARM/VOIPAC PXA270 SUPPORT
+M: Marek Vasut <marek.vasut@gmail.com>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+F: arch/arm/mach-pxa/vpac270.c
+F: arch/arm/mach-pxa/include/mach-pxa/vpac270.h
+
+ARM/ZIPIT Z2 SUPPORT
+M: Marek Vasut <marek.vasut@gmail.com>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+F: arch/arm/mach-pxa/z2.c
+F: arch/arm/mach-pxa/include/mach-pxa/z2.h
+
ASC7621 HARDWARE MONITOR DRIVER
M: George Joseph <george.joseph@fairview5.com>
L: lm-sensors@lm-sensors.org
S: Supported
F: scripts/checkpatch.pl
-CISCO 10G ETHERNET DRIVER
+CISCO VIC ETHERNET NIC DRIVER
M: Scott Feldman <scofeldm@cisco.com>
-M: Joe Eykholt <jeykholt@cisco.com>
+M: Vasanthy Kolluri <vkolluri@cisco.com>
+M: Roopa Prabhu <roprabhu@cisco.com>
S: Supported
F: drivers/net/enic/
S: Supported
F: drivers/infiniband/hw/cxgb3/
+CXGB4 ETHERNET DRIVER (CXGB4)
+M: Dimitris Michailidis <dm@chelsio.com>
+L: netdev@vger.kernel.org
+W: http://www.chelsio.com
+S: Supported
+F: drivers/net/cxgb4/
+
+CXGB4 IWARP RNIC DRIVER (IW_CXGB4)
+M: Steve Wise <swise@chelsio.com>
+L: linux-rdma@vger.kernel.org
+W: http://www.openfabrics.org
+S: Supported
+F: drivers/infiniband/hw/cxgb4/
+
CYBERPRO FB DRIVER
M: Russell King <linux@arm.linux.org.uk>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
F: drivers/char/hpet.c
F: include/linux/hpet.h
-HPET: i386
-M: "Venkatesh Pallipadi (Venki)" <venkatesh.pallipadi@intel.com>
+HPET: x86
+M: "Venkatesh Pallipadi (Venki)" <venki@google.com>
S: Maintained
F: arch/x86/kernel/hpet.c
F: arch/x86/include/asm/hpet.h
-HPET: x86_64
-M: Vojtech Pavlik <vojtech@suse.cz>
-S: Maintained
-
HPET: ACPI
M: Bob Picco <bob.picco@hp.com>
S: Maintained
L: linux-i2c@vger.kernel.org
W: http://i2c.wiki.kernel.org/
T: quilt kernel.org/pub/linux/kernel/people/jdelvare/linux-2.6/jdelvare-i2c/
+T: git git://git.fluff.org/bjdooks/linux.git
S: Maintained
F: Documentation/i2c/
F: drivers/i2c/
F: Documentation/networking/README.ipw2200
F: drivers/net/wireless/ipw2x00/ipw2200.*
+INTEL(R) TRUSTED EXECUTION TECHNOLOGY (TXT)
+M: Joseph Cihula <joseph.cihula@intel.com>
+M: Shane Wang <shane.wang@intel.com>
+L: tboot-devel@lists.sourceforge.net
+W: http://tboot.sourceforge.net
+T: Mercurial http://www.bughost.org/repos.hg/tboot.hg
+S: Supported
+F: Documentation/intel_txt.txt
+F: include/linux/tboot.h
+F: arch/x86/kernel/tboot.c
+
INTEL WIRELESS WIMAX CONNECTION 2400
M: Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
M: linux-wimax@intel.com
IP1000A 10/100/1000 GIGABIT ETHERNET DRIVER
M: Francois Romieu <romieu@fr.zoreil.com>
M: Sorbica Shieh <sorbica@icplus.com.tw>
-M: Jesse Huang <jesse@icplus.com.tw>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/ipg.c
+F: drivers/net/ipg.*
IPATH DRIVER
M: Ralph Campbell <infinipath@qlogic.com>
MARVELL SOC MMC/SD/SDIO CONTROLLER DRIVER
M: Nicolas Pitre <nico@fluxnic.net>
-S: Maintained
+S: Odd Fixes
+F: drivers/mmc/host/mvsdio.*
MARVELL YUKON / SYSKONNECT DRIVER
M: Mirko Lindner <mlindner@syskonnect.de>
M: Rastapur Santosh <santosh.rastapur@neterion.com>
M: Sivakumar Subramani <sivakumar.subramani@neterion.com>
M: Sreenivasa Honnur <sreenivasa.honnur@neterion.com>
-M: Anil Murthy <anil.murthy@neterion.com>
L: netdev@vger.kernel.org
W: http://trac.neterion.com/cgi-bin/trac.cgi/wiki/Linux?Anonymous
W: http://trac.neterion.com/cgi-bin/trac.cgi/wiki/X3100Linux?Anonymous
F: net/wireless/
F: include/net/ieee80211*
F: include/linux/wireless.h
+F: include/linux/iw_handler.h
F: drivers/net/wireless/
NETWORKING DRIVERS
M: Robert Richter <robert.richter@amd.com>
L: oprofile-list@lists.sf.net
S: Maintained
+F: arch/*/include/asm/oprofile*.h
F: arch/*/oprofile/
F: drivers/oprofile/
F: include/linux/oprofile.h
M: Ingo Molnar <mingo@elte.hu>
M: Arnaldo Carvalho de Melo <acme@redhat.com>
S: Supported
-F: kernel/perf_event.c
+F: kernel/perf_event*.c
F: include/linux/perf_event.h
-F: arch/*/kernel/perf_event.c
-F: arch/*/kernel/*/perf_event.c
-F: arch/*/kernel/*/*/perf_event.c
+F: arch/*/kernel/perf_event*.c
+F: arch/*/kernel/*/perf_event*.c
+F: arch/*/kernel/*/*/perf_event*.c
F: arch/*/include/asm/perf_event.h
-F: arch/*/lib/perf_event.c
+F: arch/*/lib/perf_event*.c
F: arch/*/kernel/perf_callchain.c
F: tools/perf/
F: Documentation/scsi/LICENSE.qla2xxx
F: drivers/scsi/qla2xxx/
+ QLOGIC QLA4XXX iSCSI DRIVER
+ M: Ravi Anand <ravi.anand@qlogic.com>
+ M: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
+ M: iscsi-driver@qlogic.com
+ L: linux-scsi@vger.kernel.org
+ S: Supported
+ F: drivers/scsi/qla4xxx/
+
QLOGIC QLA3XXX NETWORK DRIVER
M: Ron Mercer <ron.mercer@qlogic.com>
M: linux-driver@qlogic.com
QLOGIC QLCNIC (1/10)Gb ETHERNET DRIVER
M: Amit Kumar Salecha <amit.salecha@qlogic.com>
+M: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
M: linux-driver@qlogic.com
L: netdev@vger.kernel.org
S: Supported
SMC91x ETHERNET DRIVER
M: Nicolas Pitre <nico@fluxnic.net>
-S: Maintained
+S: Odd Fixes
F: drivers/net/smc91x.*
SMSC47B397 HARDWARE MONITOR DRIVER
F: drivers/serial/sunzilog.c
F: drivers/serial/sunzilog.h
+SPEAR PLATFORM SUPPORT
+M: Viresh Kumar <viresh.kumar@st.com>
+W: http://www.st.com/spear
+S: Maintained
+F: arch/arm/plat-spear/
+
+SPEAR3XX MACHINE SUPPORT
+M: Viresh Kumar <viresh.kumar@st.com>
+W: http://www.st.com/spear
+S: Maintained
+F: arch/arm/mach-spear3xx/
+
+SPEAR6XX MACHINE SUPPORT
+M: Rajeev Kumar <rajeev-dlh.kumar@st.com>
+W: http://www.st.com/spear
+S: Maintained
+F: arch/arm/mach-spear6xx/
+
+SPEAR CLOCK FRAMEWORK SUPPORT
+M: Viresh Kumar <viresh.kumar@st.com>
+W: http://www.st.com/spear
+S: Maintained
+F: arch/arm/mach-spear*/clock.c
+F: arch/arm/mach-spear*/include/mach/clkdev.h
+F: arch/arm/plat-spear/clock.c
+F: arch/arm/plat-spear/include/plat/clock.h and clkdev.h
+
+SPEAR PAD MULTIPLEXING SUPPORT
+M: Viresh Kumar <viresh.kumar@st.com>
+W: http://www.st.com/spear
+S: Maintained
+F: arch/arm/plat-spear/include/plat/padmux.h
+F: arch/arm/plat-spear/padmux.c
+F: arch/arm/mach-spear*/spear*xx.c
+F: arch/arm/mach-spear*/include/mach/generic.h
+F: arch/arm/mach-spear3xx/spear3*0.c
+F: arch/arm/mach-spear3xx/spear3*0_evb.c
+F: arch/arm/mach-spear6xx/spear600.c
+F: arch/arm/mach-spear6xx/spear600_evb.c
+
SPECIALIX IO8+ MULTIPORT SERIAL CARD DRIVER
M: Roger Wolff <R.E.Wolff@BitWizard.nl>
S: Supported
L: linux-uvc-devel@lists.berlios.de (subscribers-only)
L: linux-media@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6.git
-W: http://linux-uvc.berlios.de
+W: http://www.ideasonboard.org/uvc/
S: Maintained
F: drivers/media/video/uvc/
static int fcoe_percpu_receive_thread(void *);
static void fcoe_clean_pending_queue(struct fc_lport *);
static void fcoe_percpu_clean(struct fc_lport *);
+ static int fcoe_link_speed_update(struct fc_lport *);
static int fcoe_link_ok(struct fc_lport *);
static struct fc_lport *fcoe_hostlist_lookup(const struct net_device *);
static int fcoe_vport_create(struct fc_vport *, bool disabled);
static int fcoe_vport_disable(struct fc_vport *, bool disable);
static void fcoe_set_vport_symbolic_name(struct fc_vport *);
+ static void fcoe_set_port_id(struct fc_lport *, u32, struct fc_frame *);
static struct libfc_function_template fcoe_libfc_fcn_templ = {
.frame_send = fcoe_xmit,
.ddp_done = fcoe_ddp_done,
.elsct_send = fcoe_elsct_send,
.get_lesb = fcoe_get_lesb,
+ .lport_set_port_id = fcoe_set_port_id,
};
struct fc_function_template fcoe_transport_function = {
* for multiple unicast MACs.
*/
memcpy(flogi_maddr, (u8[6]) FC_FCOE_FLOGI_MAC, ETH_ALEN);
- dev_unicast_add(netdev, flogi_maddr);
+ dev_uc_add(netdev, flogi_maddr);
if (fip->spma)
- dev_unicast_add(netdev, fip->ctl_src_addr);
- dev_mc_add(netdev, FIP_ALL_ENODE_MACS, ETH_ALEN, 0);
+ dev_uc_add(netdev, fip->ctl_src_addr);
+ dev_mc_add(netdev, FIP_ALL_ENODE_MACS);
/*
* setup the receive function from ethernet driver
/* Delete secondary MAC addresses */
memcpy(flogi_maddr, (u8[6]) FC_FCOE_FLOGI_MAC, ETH_ALEN);
- dev_unicast_delete(netdev, flogi_maddr);
+ dev_uc_del(netdev, flogi_maddr);
if (fip->spma)
- dev_unicast_delete(netdev, fip->ctl_src_addr);
- dev_mc_delete(netdev, FIP_ALL_ENODE_MACS, ETH_ALEN, 0);
+ dev_uc_del(netdev, fip->ctl_src_addr);
+ dev_mc_del(netdev, FIP_ALL_ENODE_MACS);
/* Tell the LLD we are done w/ FCoE */
ops = netdev->netdev_ops;
rtnl_lock();
if (!is_zero_ether_addr(port->data_src_addr))
- dev_unicast_delete(fcoe->netdev, port->data_src_addr);
+ dev_uc_del(fcoe->netdev, port->data_src_addr);
if (!is_zero_ether_addr(addr))
- dev_unicast_add(fcoe->netdev, addr);
+ dev_uc_add(fcoe->netdev, addr);
memcpy(port->data_src_addr, addr, ETH_ALEN);
rtnl_unlock();
}
port->fcoe_pending_queue_active = 0;
setup_timer(&port->timer, fcoe_queue_timer, (unsigned long)lport);
+ fcoe_link_speed_update(lport);
+
if (!lport->vport) {
/*
* Use NAA 1&2 (FC-FS Rev. 2.0, Sec. 15) to generate WWNN/WWPN:
/**
* fcoe_shost_config() - Set up the SCSI host associated with a local port
* @lport: The local port
- * @shost: The SCSI host to associate with the local port
* @dev: The device associated with the SCSI host
*
* Must be called after fcoe_lport_config() and fcoe_netdev_config()
*
* Returns: 0 for success
*/
- static int fcoe_shost_config(struct fc_lport *lport, struct Scsi_Host *shost,
- struct device *dev)
+ static int fcoe_shost_config(struct fc_lport *lport, struct device *dev)
{
int rc = 0;
lport->host->max_lun = FCOE_MAX_LUN;
lport->host->max_id = FCOE_MAX_FCP_TARGET;
lport->host->max_channel = 0;
+ lport->host->max_cmd_len = FCOE_MAX_CMD_LEN;
+
if (lport->vport)
lport->host->transportt = fcoe_vport_transport_template;
else
/**
* fcoe_if_destroy() - Tear down a SW FCoE instance
* @lport: The local port to be destroyed
+ *
+ * Locking: must be called with the RTNL mutex held and RTNL mutex
+ * needed to be dropped by this function since not dropping RTNL
+ * would cause circular locking warning on synchronous fip worker
+ * cancelling thru fcoe_interface_put invoked by this function.
+ *
*/
static void fcoe_if_destroy(struct fc_lport *lport)
{
/* Free existing transmit skbs */
fcoe_clean_pending_queue(lport);
- rtnl_lock();
if (!is_zero_ether_addr(port->data_src_addr))
- dev_unicast_delete(netdev, port->data_src_addr);
+ dev_uc_del(netdev, port->data_src_addr);
rtnl_unlock();
/* receives may not be stopped until after this */
/* Release the Scsi_Host */
scsi_host_put(lport->host);
+ module_put(THIS_MODULE);
}
/**
struct net_device *netdev = fcoe->netdev;
struct fc_lport *lport = NULL;
struct fcoe_port *port;
- struct Scsi_Host *shost;
int rc;
/*
* parent is only a vport if npiv is 1,
rc = -ENOMEM;
goto out;
}
- shost = lport->host;
port = lport_priv(lport);
port->lport = lport;
port->fcoe = fcoe;
}
if (npiv) {
- FCOE_NETDEV_DBG(netdev, "Setting vport names, 0x%llX 0x%llX\n",
+ FCOE_NETDEV_DBG(netdev, "Setting vport names, "
+ "%16.16llx %16.16llx\n",
vport->node_name, vport->port_name);
fc_set_wwnn(lport, vport->node_name);
fc_set_wwpn(lport, vport->port_name);
}
/* configure lport scsi host properties */
- rc = fcoe_shost_config(lport, shost, parent);
+ rc = fcoe_shost_config(lport, parent);
if (rc) {
FCOE_NETDEV_DBG(netdev, "Could not configure shost for the "
"interface\n");
struct sk_buff *skb;
#ifdef CONFIG_SMP
struct fcoe_percpu_s *p0;
- unsigned targ_cpu = smp_processor_id();
+ unsigned targ_cpu = get_cpu();
#endif /* CONFIG_SMP */
FCOE_DBG("Destroying receive thread for CPU %d\n", cpu);
kfree_skb(skb);
spin_unlock_bh(&p->fcoe_rx_list.lock);
}
+ put_cpu();
#else
/*
* This a non-SMP scenario where the singular Rx thread is
return 0;
err:
- fc_lport_get_stats(lport)->ErrorFrames++;
-
+ per_cpu_ptr(lport->dev_stats, get_cpu())->ErrorFrames++;
+ put_cpu();
err2:
kfree_skb(skb);
return -1;
return 0;
}
- if (unlikely(fh->fh_r_ctl == FC_RCTL_ELS_REQ) &&
+ if (unlikely(fh->fh_type == FC_TYPE_ELS) &&
fcoe_ctlr_els_send(&fcoe->ctlr, lport, skb))
return 0;
skb_shinfo(skb)->gso_size = 0;
}
/* update tx stats: regardless if LLD fails */
- stats = fc_lport_get_stats(lport);
+ stats = per_cpu_ptr(lport->dev_stats, get_cpu());
stats->TxFrames++;
stats->TxWords += wlen;
+ put_cpu();
/* send down to lld */
fr_dev(fp) = lport;
struct fc_frame_header *fh;
struct fcoe_crc_eof crc_eof;
struct fc_frame *fp;
- u8 *mac = NULL;
struct fcoe_port *port;
struct fcoe_hdr *hp;
skb_end_pointer(skb), skb->csum,
skb->dev ? skb->dev->name : "<NULL>");
port = lport_priv(lport);
if (skb_is_nonlinear(skb))
skb_linearize(skb); /* not ideal */
- mac = eth_hdr(skb)->h_source;
/*
* Frame length checks and setting up the header pointers
hp = (struct fcoe_hdr *) skb_network_header(skb);
fh = (struct fc_frame_header *) skb_transport_header(skb);
- stats = fc_lport_get_stats(lport);
+ stats = per_cpu_ptr(lport->dev_stats, get_cpu());
if (unlikely(FC_FCOE_DECAPS_VER(hp) != FC_FCOE_VER)) {
if (stats->ErrorFrames < 5)
printk(KERN_WARNING "fcoe: FCoE version "
"initiator supports version "
"%x\n", FC_FCOE_DECAPS_VER(hp),
FC_FCOE_VER);
- stats->ErrorFrames++;
- kfree_skb(skb);
- return;
+ goto drop;
}
skb_pull(skb, sizeof(struct fcoe_hdr));
fr_sof(fp) = hp->fcoe_sof;
/* Copy out the CRC and EOF trailer for access */
- if (skb_copy_bits(skb, fr_len, &crc_eof, sizeof(crc_eof))) {
- kfree_skb(skb);
- return;
- }
+ if (skb_copy_bits(skb, fr_len, &crc_eof, sizeof(crc_eof)))
+ goto drop;
fr_eof(fp) = crc_eof.fcoe_eof;
fr_crc(fp) = crc_eof.fcoe_crc32;
- if (pskb_trim(skb, fr_len)) {
- kfree_skb(skb);
- return;
- }
+ if (pskb_trim(skb, fr_len))
+ goto drop;
/*
* We only check CRC if no offload is available and if it is
fr_flags(fp) |= FCPHF_CRC_UNCHECKED;
fh = fc_frame_header_get(fp);
- if (fh->fh_r_ctl == FC_RCTL_DD_SOL_DATA &&
- fh->fh_type == FC_TYPE_FCP) {
- fc_exch_recv(lport, fp);
- return;
- }
- if (fr_flags(fp) & FCPHF_CRC_UNCHECKED) {
+ if ((fh->fh_r_ctl != FC_RCTL_DD_SOL_DATA ||
+ fh->fh_type != FC_TYPE_FCP) &&
+ (fr_flags(fp) & FCPHF_CRC_UNCHECKED)) {
if (le32_to_cpu(fr_crc(fp)) !=
~crc32(~0, skb->data, fr_len)) {
if (stats->InvalidCRCCount < 5)
printk(KERN_WARNING "fcoe: dropping "
"frame with CRC error\n");
stats->InvalidCRCCount++;
- stats->ErrorFrames++;
- fc_frame_free(fp);
- return;
+ goto drop;
}
fr_flags(fp) &= ~FCPHF_CRC_UNCHECKED;
}
+ put_cpu();
fc_exch_recv(lport, fp);
+ return;
+
+ drop:
+ stats->ErrorFrames++;
+ put_cpu();
+ kfree_skb(skb);
}
/**
FCOE_NETDEV_DBG(netdev, "Unknown event %ld "
"from netdev netlink\n", event);
}
+
+ fcoe_link_speed_update(lport);
+
if (link_possible && !fcoe_link_ok(lport))
fcoe_ctlr_link_up(&fcoe->ctlr);
else if (fcoe_ctlr_link_down(&fcoe->ctlr)) {
- stats = fc_lport_get_stats(lport);
+ stats = per_cpu_ptr(lport->dev_stats, get_cpu());
stats->LinkFailureCount++;
+ put_cpu();
fcoe_clean_pending_queue(lport);
}
out:
goto out_nodev;
}
- rtnl_lock();
+ if (!rtnl_trylock()) {
+ dev_put(netdev);
+ mutex_unlock(&fcoe_config_mutex);
+ return restart_syscall();
+ }
+
fcoe = fcoe_hostlist_lookup_port(netdev);
rtnl_unlock();
- if (fcoe)
+ if (fcoe) {
fc_fabric_logoff(fcoe->ctlr.lp);
- else
+ fcoe_ctlr_link_down(&fcoe->ctlr);
+ } else
rc = -ENODEV;
dev_put(netdev);
goto out_nodev;
}
- rtnl_lock();
+ if (!rtnl_trylock()) {
+ dev_put(netdev);
+ mutex_unlock(&fcoe_config_mutex);
+ return restart_syscall();
+ }
+
fcoe = fcoe_hostlist_lookup_port(netdev);
rtnl_unlock();
- if (fcoe)
+ if (fcoe) {
+ if (!fcoe_link_ok(fcoe->ctlr.lp))
+ fcoe_ctlr_link_up(&fcoe->ctlr);
rc = fc_fabric_login(fcoe->ctlr.lp);
- else
+ } else
rc = -ENODEV;
dev_put(netdev);
goto out_nodev;
}
- rtnl_lock();
+ if (!rtnl_trylock()) {
+ dev_put(netdev);
+ mutex_unlock(&fcoe_config_mutex);
+ return restart_syscall();
+ }
+
fcoe = fcoe_hostlist_lookup_port(netdev);
if (!fcoe) {
rtnl_unlock();
}
list_del(&fcoe->list);
fcoe_interface_cleanup(fcoe);
- rtnl_unlock();
+ /* RTNL mutex is dropped by fcoe_if_destroy */
fcoe_if_destroy(fcoe->ctlr.lp);
- module_put(THIS_MODULE);
out_putdev:
dev_put(netdev);
port = container_of(work, struct fcoe_port, destroy_work);
mutex_lock(&fcoe_config_mutex);
+ rtnl_lock();
+ /* RTNL mutex is dropped by fcoe_if_destroy */
fcoe_if_destroy(port->lport);
mutex_unlock(&fcoe_config_mutex);
}
struct net_device *netdev;
mutex_lock(&fcoe_config_mutex);
+
+ if (!rtnl_trylock()) {
+ mutex_unlock(&fcoe_config_mutex);
+ return restart_syscall();
+ }
+
#ifdef CONFIG_FCOE_MODULE
/*
* Make sure the module has been initialized, and is not about to be
*/
if (THIS_MODULE->state != MODULE_STATE_LIVE) {
rc = -ENODEV;
- goto out_nodev;
+ goto out_nomod;
}
#endif
goto out_nomod;
}
- rtnl_lock();
netdev = fcoe_if_to_netdev(buffer);
if (!netdev) {
rc = -ENODEV;
out_putdev:
dev_put(netdev);
out_nodev:
- rtnl_unlock();
module_put(THIS_MODULE);
out_nomod:
+ rtnl_unlock();
mutex_unlock(&fcoe_config_mutex);
return rc;
}
/**
- * fcoe_link_ok() - Check if the link is OK for a local port
- * @lport: The local port to check link on
- *
- * Any permanently-disqualifying conditions have been previously checked.
- * This also updates the speed setting, which may change with link for 100/1000.
- *
- * This function should probably be checking for PAUSE support at some point
- * in the future. Currently Per-priority-pause is not determinable using
- * ethtool, so we shouldn't be restrictive until that problem is resolved.
- *
- * Returns: 0 if link is OK for use by FCoE.
+ * fcoe_link_speed_update() - Update the supported and actual link speeds
+ * @lport: The local port to update speeds for
*
+ * Returns: 0 if the ethtool query was successful
+ * -1 if the ethtool query failed
*/
- int fcoe_link_ok(struct fc_lport *lport)
+ int fcoe_link_speed_update(struct fc_lport *lport)
{
struct fcoe_port *port = lport_priv(lport);
struct net_device *netdev = port->fcoe->netdev;
struct ethtool_cmd ecmd = { ETHTOOL_GSET };
- if ((netdev->flags & IFF_UP) && netif_carrier_ok(netdev) &&
- (!dev_ethtool_get_settings(netdev, &ecmd))) {
+ if (!dev_ethtool_get_settings(netdev, &ecmd)) {
lport->link_supported_speeds &=
~(FC_PORTSPEED_1GBIT | FC_PORTSPEED_10GBIT);
if (ecmd.supported & (SUPPORTED_1000baseT_Half |
}
/**
+ * fcoe_link_ok() - Check if the link is OK for a local port
+ * @lport: The local port to check link on
+ *
+ * Returns: 0 if link is UP and OK, -1 if not
+ *
+ */
+ int fcoe_link_ok(struct fc_lport *lport)
+ {
+ struct fcoe_port *port = lport_priv(lport);
+ struct net_device *netdev = port->fcoe->netdev;
+
+ if (netif_oper_up(netdev))
+ return 0;
+ return -1;
+ }
+
+ /**
* fcoe_percpu_clean() - Clear all pending skbs for an local port
* @lport: The local port whose skbs are to be cleared
*
lesb->lesb_miss_fka = htonl(mdac);
lesb->lesb_fcs_error = htonl(dev_get_stats(netdev)->rx_crc_errors);
}
+
+ /**
+ * fcoe_set_port_id() - Callback from libfc when Port_ID is set.
+ * @lport: the local port
+ * @port_id: the port ID
+ * @fp: the received frame, if any, that caused the port_id to be set.
+ *
+ * This routine handles the case where we received a FLOGI and are
+ * entering point-to-point mode. We need to call fcoe_ctlr_recv_flogi()
+ * so it can set the non-mapped mode and gateway address.
+ *
+ * The FLOGI LS_ACC is handled by fcoe_flogi_resp().
+ */
+ static void fcoe_set_port_id(struct fc_lport *lport,
+ u32 port_id, struct fc_frame *fp)
+ {
+ struct fcoe_port *port = lport_priv(lport);
+ struct fcoe_interface *fcoe = port->fcoe;
+
+ if (fp && fc_frame_payload_op(fp) == ELS_FLOGI)
+ fcoe_ctlr_recv_flogi(&fcoe->ctlr, lport, fp);
+ }
}
static void
- iscsi_sw_tcp_conn_restore_callbacks(struct iscsi_sw_tcp_conn *tcp_sw_conn)
+ iscsi_sw_tcp_conn_restore_callbacks(struct iscsi_conn *conn)
{
+ struct iscsi_tcp_conn *tcp_conn = conn->dd_data;
+ struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data;
struct sock *sk = tcp_sw_conn->sock->sk;
/* restore socket callbacks, see also: iscsi_conn_set_callbacks() */
return;
sock_hold(sock->sk);
- iscsi_sw_tcp_conn_restore_callbacks(tcp_sw_conn);
+ iscsi_sw_tcp_conn_restore_callbacks(conn);
sock_put(sock->sk);
spin_lock_bh(&session->lock);
set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_rx);
write_unlock_bh(&tcp_sw_conn->sock->sk->sk_callback_lock);
- if (sock->sk->sk_sleep) {
+ if (sk_sleep(sock->sk) && waitqueue_active(sk_sleep(sock->sk))) {
sock->sk->sk_err = EIO;
- wake_up_interruptible(sock->sk->sk_sleep);
+ wake_up_interruptible(sk_sleep(sock->sk));
}
iscsi_conn_stop(cls_conn, flag);
struct domain_device *dev = sdev_to_domain_dev(scsi_dev);
if (dev_is_sata(dev))
- ata_port_disable(dev->sata_dev.ap);
+ dev->sata_dev.ap->link.device[0].class = ATA_DEV_NONE;
}
int sas_change_queue_depth(struct scsi_device *scsi_dev, int new_depth,
void sas_task_abort(struct sas_task *task)
{
struct scsi_cmnd *sc = task->uldd_task;
- struct request_queue *q = sc->device->request_queue;
- unsigned long flags;
/* Escape for libsas internal commands */
if (!sc) {
if (dev_is_sata(task->dev)) {
sas_ata_task_abort(task);
- return;
- }
+ } else {
+ struct request_queue *q = sc->device->request_queue;
+ unsigned long flags;
- spin_lock_irqsave(q->queue_lock, flags);
- blk_abort_request(sc->request);
- spin_unlock_irqrestore(q->queue_lock, flags);
- scsi_schedule_eh(sc->device->host);
+ spin_lock_irqsave(q->queue_lock, flags);
+ blk_abort_request(sc->request);
+ spin_unlock_irqrestore(q->queue_lock, flags);
+ scsi_schedule_eh(sc->device->host);
+ }
}
int sas_slave_alloc(struct scsi_device *scsi_dev)
const char *ftrace_print_symbols_seq(struct trace_seq *p, unsigned long val,
const struct trace_print_flags *symbol_array);
+ const char *ftrace_print_hex_seq(struct trace_seq *p,
+ const unsigned char *buf, int len);
+
/*
* The trace entry - the most basic unit of tracing. This is what
* is printed in the end as a single line in the trace output, such as:
/* The below is zeroed out in pipe_read */
struct trace_seq seq;
struct trace_entry *ent;
+ unsigned long lost_events;
int leftover;
int cpu;
u64 ts;
*
* field = (typeof(field))entry;
*
- * p = get_cpu_var(ftrace_event_seq);
+ * p = &get_cpu_var(ftrace_event_seq);
* trace_seq_init(p);
- * ret = trace_seq_printf(s, <TP_printk> "\n");
+ * ret = trace_seq_printf(s, "%s: ", <call>);
+ * if (ret)
+ * ret = trace_seq_printf(s, <TP_printk> "\n");
* put_cpu();
* if (!ret)
* return TRACE_TYPE_PARTIAL_LINE;
ftrace_print_symbols_seq(p, value, symbols); \
})
+ #undef __print_hex
+ #define __print_hex(buf, buf_len) ftrace_print_hex_seq(p, buf, buf_len)
+
#undef DECLARE_EVENT_CLASS
#define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \
static notrace enum print_line_t \
*
* static void ftrace_raw_event_<call>(proto)
* {
+ * struct ftrace_data_offsets_<call> __maybe_unused __data_offsets;
* struct ring_buffer_event *event;
* struct ftrace_raw_<call> *entry; <-- defined in stage 1
* struct ring_buffer *buffer;
* unsigned long irq_flags;
+ * int __data_size;
* int pc;
*
* local_save_flags(irq_flags);
* pc = preempt_count();
*
+ * __data_size = ftrace_get_offsets_<call>(&__data_offsets, args);
+ *
* event = trace_current_buffer_lock_reserve(&buffer,
* event_<call>.id,
- * sizeof(struct ftrace_raw_<call>),
+ * sizeof(*entry) + __data_size,
* irq_flags, pc);
* if (!event)
* return;
* entry = ring_buffer_event_data(event);
*
- * <assign>; <-- Here we assign the entries by the __field and
- * __array macros.
+ * { <assign>; } <-- Here we assign the entries by the __field and
+ * __array macros.
*
- * trace_current_buffer_unlock_commit(buffer, event, irq_flags, pc);
+ * if (!filter_current_check_discard(buffer, event_call, entry, event))
+ * trace_current_buffer_unlock_commit(buffer,
+ * event, irq_flags, pc);
* }
*
* static int ftrace_raw_reg_event_<call>(struct ftrace_event_call *unused)
* {
- * int ret;
- *
- * ret = register_trace_<call>(ftrace_raw_event_<call>);
- * if (!ret)
- * pr_info("event trace: Could not activate trace point "
- * "probe to <call>");
- * return ret;
+ * return register_trace_<call>(ftrace_raw_event_<call>);
* }
*
* static void ftrace_unreg_event_<call>(struct ftrace_event_call *unused)
* .trace = ftrace_raw_output_<call>, <-- stage 2
* };
*
+ * static const char print_fmt_<call>[] = <TP_printk>;
+ *
* static struct ftrace_event_call __used
* __attribute__((__aligned__(4)))
* __attribute__((section("_ftrace_events"))) event_<call> = {
* .raw_init = trace_event_raw_init,
* .regfunc = ftrace_reg_event_<call>,
* .unregfunc = ftrace_unreg_event_<call>,
+ * .print_fmt = print_fmt_<call>,
+ * .define_fields = ftrace_define_fields_<call>,
* }
*
*/
return; \
entry = ring_buffer_event_data(event); \
\
- \
tstruct \
\
{ assign; } \
#define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \
static notrace void \
perf_trace_templ_##call(struct ftrace_event_call *event_call, \
- proto) \
+ struct pt_regs *__regs, proto) \
{ \
struct ftrace_data_offsets_##call __maybe_unused __data_offsets;\
struct ftrace_raw_##call *entry; \
u64 __addr = 0, __count = 1; \
unsigned long irq_flags; \
- struct pt_regs *__regs; \
int __entry_size; \
int __data_size; \
int rctx; \
\
{ assign; } \
\
- __regs = &__get_cpu_var(perf_trace_regs); \
- perf_fetch_caller_regs(__regs, 2); \
- \
perf_trace_buf_submit(entry, __entry_size, rctx, __addr, \
__count, irq_flags, __regs); \
}
#undef DEFINE_EVENT
-#define DEFINE_EVENT(template, call, proto, args) \
-static notrace void perf_trace_##call(proto) \
-{ \
- struct ftrace_event_call *event_call = &event_##call; \
- \
- perf_trace_templ_##template(event_call, args); \
+#define DEFINE_EVENT(template, call, proto, args) \
+static notrace void perf_trace_##call(proto) \
+{ \
+ struct ftrace_event_call *event_call = &event_##call; \
+ struct pt_regs *__regs = &get_cpu_var(perf_trace_regs); \
+ \
+ perf_fetch_caller_regs(__regs, 1); \
+ \
+ perf_trace_templ_##template(event_call, __regs, args); \
+ \
+ put_cpu_var(perf_trace_regs); \
}
#undef DEFINE_EVENT_PRINT
return 1;
}
+ EXPORT_SYMBOL(trace_seq_putc);
int trace_seq_putmem(struct trace_seq *s, const void *mem, size_t len)
{
void *ret;
if (s->full)
- return 0;
+ return NULL;
if (len > ((PAGE_SIZE - 1) - s->len)) {
s->full = 1;
}
EXPORT_SYMBOL(ftrace_print_symbols_seq);
+ const char *
+ ftrace_print_hex_seq(struct trace_seq *p, const unsigned char *buf, int buf_len)
+ {
+ int i;
+ const char *ret = p->buffer + p->len;
+
+ for (i = 0; i < buf_len; i++)
+ trace_seq_printf(p, "%s%2.2x", i == 0 ? "" : " ", buf[i]);
+
+ trace_seq_putc(p, 0);
+
+ return ret;
+ }
+ EXPORT_SYMBOL(ftrace_print_hex_seq);
+
#ifdef CONFIG_KRETPROBES
static inline const char *kretprobed(const char *name)
{