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2006-08-27[PATCH] lockdep: annotate idescsi_pc_intr()Ingo Molnar
idescsi_pc_intr() uses local_irq_enable() in IRQ context: annotate it. (this has no effect on kernels with lockdep disabled. On kernels with lockdep enabled this means that we wont actually disable interrupts, and the warning message will go away as well.) Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-08-26Merge gregkh@master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6Greg Kroah-Hartman
2006-08-26[SCSI] fix scsi_send_eh_cmnd regressionMike Christie
The callers of scsi_send_eh_cmnd are setting the cmnd buffer, and then scsi_send_eh_cmnd is copying that updated buffer to the old_cmnd variable. Then after the command runs, we end up copying that old_cmnd var which has the new cmnd to the scsi command buffer. When this command gets recent, all types of fun things happen like getting TUR or START_STOP commands with data and scatterlists. This patch made against scsi-rc-fixes, has the callers of scsi_send_eh_cmnd pass in the command so scsi_send_eh_cmnd can do the right thing. This should go into 2.6.18 since this fixes a regression added when we removed some of the scsi_cmnd fields and replaced them with local variables. Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-26[SCSI] qla2xxx: Update version number to 8.01.07-k1.Andrew Vasquez
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-26[SCSI] qla2xxx: Properly re-enable EFT support after an ISP abort.Andrew Vasquez
Software must explicitely re-enable extended firmware tracing after any ISP abort condition. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-26[SCSI] qla2xxx: Correct PLOGI retry logic.Andrew Vasquez
Original code attempts to retry PLOGIs to fcports that are FCP_TARGETs only. If the driver never performed a successful PLOGI/PRLI, the port-type would never be assigned, and the relogin logic would silently drop the request (and thus the port would not be recognized and registered). The fix is relatively straightforward, drop the FCP_TARGET-only check. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-26[SCSI] sg: fix incorrect page problemDouglas Gilbert
There's a problem where sg is executing a ->nopage operation on a compound page, it actually calls get_page() on the first page in the compound rather than the page which is being mapped. The fix is to select the correct page by indexing into the compound. Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-24Merge branch 'upstream-greg' of ↵Greg Kroah-Hartman
gregkh@master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev
2006-08-24[PATCH] sata_via: use old SCR access pattern on vt6420Tejun Heo
vt6420 has super-fragile SCR registers which can hang the whole machine if accessed with the wrong timings. This patch makes sata_via use SCR registers only during probing and with the same timings as before (pre new EH), which is proven to work. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2006-08-24[PATCH] ata_piix: implement force_pcs module parameterTejun Heo
This patch implements force_pcs module parameter for ata_piix. If 1, PCS is ignored, 2 honored. As there seem to be quite a few ICHs w/ impaired PCS, this option will be useful for cases where the default setting doesn't work. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2006-08-24[PATCH] ata_piix: ignore PCS on ICH5Tejun Heo
There have been a number of reports regarding some ICH5s failing to detect devices since the PCS handling update. Analysis shows that these problems are caused by bogus PCS values from those controllers. Before the PCS update, the driver didn't honor PCS regs exactly and probed them in many cases PCS reports no device. Now that PCS is honored exactly, these hardware problems are visible. This patch makes ICH5 ignore PCS. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2006-08-23[SCSI] esp: Fix build on SUN4.David S. Miller
Noted by Alexey Dobriyan. Signed-off-by: David S. Miller <davem@davemloft.net>
2006-08-22[PATCH] ata_piix: fix ghost device probing by honoring PCS present bitsTejun Heo
Move out PCS handling from piix_sata_prereset() into piix_sata_present_mask() and use it from newly implemented piix_sata_softreset(). Class codes for devices which are indicated to be absent by PCS are cleared to ATA_DEV_NONE. This fixes ghost device problem reported on ICH6 and 7. This patch moves PCS handling from prereset to softreset, which makes two behavior changes. * perform softreset even when PCS indicates no device * PCS handling is repeated before retrying softresets due to reset failures. Both behavior changes are intended and more consistent with how other drivers behave. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2006-08-19Merge branch 'master' into upstream-fixesJeff Garzik
2006-08-19[SCSI] lpfc 8.1.9 : Change version number to 8.1.9James Smart
Change version number to 8.1.9 Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-19[SCSI] lpfc 8.1.9 : Stall eh handlers if resetting while rport blockedJames Smart
Stall error handler if attempting resets/aborts while an rport is blocked. This avoids device offline scenarios due to errors in the error handler. Background: Although the transport is using the scsi_timed_out functionality to restart the timeout if the rport is blocked, if the timeout has already fired before the block occurs, the eh handler still runs and can take the device offline. Ultimately, this window cannot be resolved without significant work in the error handler thread. Christoph noted the first level of these issues when he noted the poor error response handling by the error thread. We found, under heavy load and error testing, that time window from when the scsi_times_out() adds the io to the queue to when the scsi_error_handler gets around to servicing it, can be in the several seconds range. In most cases, these test conditions are highly unusual, but possible. As a result, we're stalling the error handler in this race window so that we can avoid the device_offline transitions. Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-19[SCSI] lpfc 8.1.9 : Misc Bug FixesJames Smart
Misc Bug Fixes: - Cap MBX_DOWN_LINK command timeout to 60 seconds - Fix double free of ndlp object - Don't free mbox structures on error. The completion handlers expect to do so. - Clear host attention work items when going offline - Fixed discovery issues in multi-initiator environments. Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-10Merge gregkh@master.kernel.org:/home/rmk/linux-2.6-armGreg Kroah-Hartman
2006-08-10[PATCH] libata: PHY reset requires writing 0x4 to SControlMartin Hicks
Hi, Reading the Intel VSC and AHCI it seems like writing 0x302 is incorrect. The only valid values are 4, 1 and 0. Writing 4 disables the PHY. Signed-off-by: Martin Hicks <mort@bork.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2006-08-10[PATCH] libata: Use ATA_FLAG_PIO_POLLING for pdc_admaAlbert Lee
pdc_adma was overlooked and broken by the irq-pio patch: Only HSM_ST_LAST interrupts should be delivered to this LLDD. Adding ATA_FLAG_PIO_POLLING to pdc_adma fixes the problem (temporarily), before we convert the irq handler of pdc_adma to handle all interrupts. Signed-off-by: Albert Lee <albertcc@tw.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2006-08-09[PATCH] libata: clear sdev->locked on door lock failureTejun Heo
SCSI EH locks door if sdev->locked is set. Sometimes door lock command fails continuously (e.g. when medium is not present) and as libata uses EH to acquire sense data, this easily creates a loop where a failed lock door invokes EH and EH issues lock door on completion. This patch clears sdev->locked on door lock failure to break this loop. This problem has been spotted and diagnosed by Unicorn Chang <uchang@tw.ibm.com>. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2006-08-09[PATCH] Fix compile problem when sata debugging is onKeith Owens
Fix a sata debug print statement that still uses an old variable name. Signed-off-by: Keith Owens <kaos@ocs.com.au> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2006-08-06[ARM] Fix Acorn platform SCSI driver build failuresRussell King
SCSI folk forgot to fix up all the uses of 'buffer' before deleting this struct member. Do it for them to rescue the resulting build failures. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2006-08-06[ARM] Fix NCR5380-based SCSI card buildRussell King
The NCR5380-based SCSI cards need the SCSI SPI transport selected to build correctly. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2006-08-06[SCSI] hptiop: backout ioctl messChristoph Hellwig
The hptiop just got merged with a horrible amount of really bad ioctl code that is against the standards for new scsi drivers. This patch backs it out (and fixes a small bug where scsi_add_host is called to early). We can re-add proper APIs once we agree on them. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-06Merge ../linux-2.6James Bottomley
Conflicts: arch/ia64/hp/sim/simscsi.c Stylistic differences in two separate fixes for buffer->request_buffer problem. Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-06[SCSI] qla2xxx: Update version number to 8.01.05-k4.Andrew Vasquez
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-06[SCSI] qla2xxx: Fix to allow to reset devices using sg interface (sg_reset).Vladislav Bolkhovitin
Currently it is impossible to reset provided by Qlogic QLA2xxx driver SCSI devices externally using corresponding sg devices, particularly via sg_reset utility, because qla2xxx driver in qla2xxx_eh_device_reset() function checks if the input scsi_cmnd has its private data (CMD_SP()) attached. Then the found pointer isn't used anywhere inside of qla2xxx_eh_device_reset(). If the RESET request comes from sg device, it doesn't have such private data. The attached patch removes check for non-NULL CMD_SP() from qla2xxx_eh_device_reset(), hence allows to reset QLA2xxx's devices using corresponding sg devices. AV: change applies to bus/host reset handlers as well. Signed-off-by: Vladislav Bolkhovitin <vst@vlnb.net> Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-06[SCSI] qla2xxx: Log Trace/Diagonostic asynchronous events.Andrew Vasquez
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-06[SCSI] qla2xxx: Correct endianess problem while issuing a Marker IOCB on ↵Shyam Sundar
ISP24xx. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-06[SCSI] lpfc 8.1.7 : Change version number to 8.1.8James Smart
Change version number to 8.1.8 Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-06[SCSI] lpfc 8.1.7 : ID String and Message fixesJames Smart
ID String and Message fixes - Fix switch symbolic name registration to match cross-OS values - Replace printk's with more standard lpfc_printf_log calls - Make all lpfc_printf_log message numbers unique Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-06[SCSI] lpfc 8.1.7 : Short bug fixesJames Smart
Short bug fixes: - Fix iocbq list corruption due to missing list_del's in ct handling - Missing unlock in lpfc_sli_next_iotag() - Fix initialization of can_queue value - Differentiate sysfs mailbox errors with different codes. Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-06[SCSI] lpfc 8.1.7 : Fix race condition between lpfc_sli_issue_mbox and ↵James Smart
lpfc_online Fix race condition between lpfc_sli_issue_mbox and lpfc_online Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-06[SCSI] lpfc 8.1.7 : Fix failing firmware download due to mailbox delays ↵James Smart
needing to be longer Fix failing firmware download due to mailbox delays needing to be longer. Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-06[SCSI] lpfc 8.1.7 : Add statistics reset callback for FC transportJames Smart
Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-08-05[PATCH] libata: fix ata_device_add() error pathTejun Heo
In the error path, ata_device_add() * dereferences null host_set->ports[] element. * calls scsi_remove_host() on not-yet-added shost. This patch fixes both bugs. The first problem was spotted and initial patch submitted by Dave Jones <davej@redhat.com>. The second problem was mentioned and fixed by Jeff Garzik <jgarzik@pobox.com> in a larger cleanup patch. Cc: Dave Jones <davej@redhat.com> Cc: Jeff Garzik <jgarzik@pobox.com> Signed-off-by: Tejun Heo <htejun@gmail.com>
2006-08-05[PATCH] [libata] manually inline ata_host_remove()Jeff Garzik
(tj: this is for the following ata_device_add() fix) Signed-off-by: Jeff Garzik <jeff@garzik.org> Signed-off-by: Tejun Heo <htejun@gmail.com>
2006-08-05[PATCH] sata_sil24: don't set probe_ent->mmio_baseTejun Heo
sata_sil24 doesn't make use of probe_ent->mmio_base and setting this field causes the area to be released twice on detach. Don't set probe_ent->mmio_base. Signed-off-by: Tejun Heo <htejun@gmail.com>
2006-08-05[PATCH] ata_piix: fix host_set private_data intializationTejun Heo
To get host_set->private_data initialized reliably, all pinfos need to point to the same hpriv. Restore pinfo->private_data after pata pinfo assignment. Signed-off-by: Tejun Heo <htejun@gmail.com>
2006-08-05[PATCH] libata: fix ata_port_detach() for old EH portsTejun Heo
ata_prot_detach() did nothing for old EH ports and thus SCSI hosts associated with those ports are left dangling after they are detached leaving stale devices and causing oops eventually. Make ata_port_detach() remove SCSI hosts for old EH ports. Signed-off-by: Tejun Heo <htejun@gmail.com>
2006-08-03[PATCH] ahci: skip protocol test altogether in spurious interrupt codeUnicorn Chang
Skip protocol test altogether in spurious interrupt code. If PIOS is received when it shouldn't, ahci will raise protocol violation. Signed-off-by: Unicorn Chang <uchang@tw.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2006-08-01kbuild: hardcode value of YACC&LEX for aic7-triple-xSam Ravnborg
When we introduced -rR then aic7xxx no loger could pick up definition of YACC&LEX from make - so do it explicit now. Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
2006-07-29Merge branch 'master' into upstream-fixesJeff Garzik
2006-07-28[SCSI] megaraid_{mm,mbox}: a fix on "kernel unaligned access address" issueJu, Seokmann
There was an issue in the data structure defined by megaraid driver casuing "kernel unaligned access.." messages to be displayed during IOCTL on IA64 platform. The issue has been reported/fixed by Sakurai Hiroomi [sakurai_hiro@soft.fujitsu.com]. Signed-Off By: Seokmann Ju <seokmann.ju@lsil.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-07-28[SCSI] megaraid_{mm,mbox}: a fix on INQUIRY with EVPDJu, Seokmann
With this patch, driver will protect data corruption created by INQUIRY with EVPD request to megaraid controllers. As specified in the changelog, megaraid F/W already has fixed the issue and being under process of release. Meanwhile, driver will protect the system with this patch. Signed-Off By: Seokmann Ju <seokmann.ju@lsil.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-07-28[SCSI] megaraid_{mm,mbox}: 64-bit DMA capability checkerJu, Seokmann
This patch contains - a fix for 64-bit DMA capability check in megaraid_{mm,mbox} driver. - includes changes (going back to 32-bit DMA mask if 64-bit DMA mask failes) suggested by James with previous patch. - addition of SATA 150-4/6 as commented by Vasily Averin. With patch, the driver access PCIconfiguration space with dedicated offset to read a signature. If the signature read, it means that the controller has capability to handle 64-bit DMA. Without this patch, the driver used to blindly claim 64-bit DMA capability. The issue has been reported by Vasily Averin [vvs@sw.ru]. Thank you Vasily for the reporting. Signed-Off By: Seokmann Ju <seokmann.ju@lsil.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-07-28[SCSI] iscsi bugfixes: update and move version numberMike Christie
The version info is useful for iscsi tcp, iser and qla4xxx so move to transport class. Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-07-28[SCSI] iscsi bugfixes: fix mem leaks in libiscsiMike Christie
We were leaking some strings. This patch just frees them. Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-07-28[SCSI] iscsi bugfixes: pass errors from complete_pdu to callerMike Christie
Must pass ISCSI_ERR values from the recv path and propogate them upwards. Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>