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path: root/drivers/ide
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2009-06-07ide: add IDE_DFLAG_NIEN_QUIRK device flagBartlomiej Zolnierkiewicz
Add IDE_DFLAG_NIEN_QUIRK device flag and use it instead of drive->quirk_list. There should be no functional changes caused by this patch. Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07ide: respect quirk_drives[] list on all controllersBartlomiej Zolnierkiewicz
* Add ide_check_nien_quirk_list() helper to the core code and then use it in ide_port_tune_devices(). * Remove no longer needed ->quirkproc methods from hpt366.c and pdc202xx_{new,old}.c. Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07hpt366: enable all quirks for devices on quirk_drives[] listBartlomiej Zolnierkiewicz
Enable also quirks in do_reset1() and ide_config_drive_speed() for devices on quirk_drives[] list. Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07hpt366: sync quirk_drives[] list with pdc202xx_{new,old}.cBartlomiej Zolnierkiewicz
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07ide: remove superfluous SELECT_MASK() call from do_rw_taskfile()Bartlomiej Zolnierkiewicz
With ->write_devctl method call (which unmasks drive IRQ) preceding SELECT_MASK() call there is really no need for the latter. Moreover with the combination of HPT36x controller and the drive on the quirk_drives[] list this can result in superfluous enable_irq() call which in turn will trigger WARN() in __enable_irq(). Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07ide: remove superfluous SELECT_MASK() call from ide_driveid_update()Bartlomiej Zolnierkiewicz
We always call SELECT_MASK(drive, 0) after ide_dev_read_id() call so there is no need to do it again in the error path. Moreover with the combination of HPT36x controller and the drive on the quirk_drives[] list this can result in superfluous enable_irq() call which in turn will trigger WARN() in __enable_irq(). Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07icside: remove superfluous ->maskproc methodBartlomiej Zolnierkiewicz
[inspired by pata_icside] Enabling/disabling of card IRQs is handled fine by IRQ and IDE subsystems so there is no need for custom ->maskproc method. Moreover icside_maskproc() would enable IRQ only if it was already enabled [because of 'if (state->enabled && !mask)' check]. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07ide-tape: fix IDE_AFLAG_* atomic accessesBorislav Petkov
These flags used to be bit numbers and now are single bits in the ->atapi_flags vector. Use them properly. Spotted-by: Jiri Slaby <jirislaby@gmail.com> Signed-off-by: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07ide-tape: change IDE_AFLAG_IGNORE_DSC non-atomicallyBorislav Petkov
There are two sites where the flag is being changed: ide_retry_pc and idetape_do_request. Both codepaths are protected by hwif->busy (ide_lock_port) and therefore we shouldn't need the atomic accesses. Spotted-by: Jiri Slaby <jirislaby@gmail.com> Signed-off-by: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07pdc202xx_old: kill resetproc() methodSergei Shtylyov
The driver's resetproc() method resets both channels at once -- most probably by driving RESET- on them. Not only such reset can severely disturb concurrent operations on another channel, it also ensues 2-second delay, while there's no apparent reason why SRST reset being performed prior to resetproc() call needs to be followed up by another reset. Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07pdc202xx_old: don't call pdc202xx_reset() on IRQ timeoutSergei Shtylyov
The driver's dma_lost_irq() and dma_clear() methods call pdc202xx_reset() which resets both channels at once -- most probably by driving RESET- on them. Not only such reset can severely disturb concurrent operations on another channel, it is also a clear overkill (especially in the first case) and is completely unexpected and thus not properly handled by the IDE core in this context (in the second case the usual SRST reset would most probably ensue anyway though); it also causes quite arbitrary 2-second delay. Hence, use the standard ide_dma_lost_irq() method and don't install the optional dma_clear() method at all -- the driver should do well without this age-old cruft... Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07pdc202xx_old: use ide_dma_test_irq()Sergei Shtylyov
The driver's dma_test_irq() method, although tests some chip specific interrupt bits, finally always relies on the SFF-8038i standard interrupt bit. I see no point in testing the bits that are not trusted anyway -- the driver should be fully able to use the standard method implemetation, ide_dma_test_irq(). With this change 'pdc202xx_dma_ops' finally becomes identical to 'sff_dma_ops', and we can get rid of it... Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07Merge branch 'for-linus' into for-nextBartlomiej Zolnierkiewicz
2009-06-07ide: preserve Host Protected Area by default (v2)Bartlomiej Zolnierkiewicz
From the perspective of most users of recent systems, disabling Host Protected Area (HPA) can break vendor RAID formats, GPT partitions and risks corrupting firmware or overwriting vendor system recovery tools. Unfortunately the original (kernels < 2.6.30) behavior (unconditionally disabling HPA and using full disk capacity) was introduced at the time when the main use of HPA was to make the drive look small enough for the BIOS to allow the system to boot with large capacity drives. Thus to allow the maximum compatibility with the existing setups (using HPA and partitioned with HPA disabled) we automically disable HPA if any partitions overlapping HPA are detected. Additionally HPA can also be disabled using the "nohpa" module parameter (i.e. "ide_core.nohpa=0.0" to disable HPA on /dev/hda). v2: Fix ->resume HPA support. While at it: - remove stale "idebus=" entry from Documentation/kernel-parameters.txt Cc: Robert Hancock <hancockrwd@gmail.com> Cc: Frans Pop <elendil@planet.nl> Cc: "Andries E. Brouwer" <Andries.Brouwer@cwi.nl> Cc: Al Viro <viro@zeniv.linux.org.uk> Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> [patch description was based on input from Alan Cox and Frans Pop] Emphatically-Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07ide-gd: implement block device ->set_capacity method (v2)Bartlomiej Zolnierkiewicz
* Use ->probed_capacity to store native device capacity for ATA disks. * Add ->set_capacity method to struct ide_disk_ops. * Implement disk device ->set_capacity method for ATA disks. * Implement block device ->set_capacity method. v2: * Check if LBA and HPA are supported in ide_disk_set_capacity(). * According to the spec the SET MAX ADDRESS command shall be immediately preceded by a READ NATIVE MAX ADDRESS command. * Add ide_disk_hpa_{get_native,set}_capacity() helpers. Together with the previous patch adding ->set_capacity block device method this allows automatic disabling of Host Protected Area (HPA) if any partitions overlapping HPA are detected. Cc: Robert Hancock <hancockrwd@gmail.com> Cc: Frans Pop <elendil@planet.nl> Cc: "Andries E. Brouwer" <Andries.Brouwer@cwi.nl> Cc: Al Viro <viro@zeniv.linux.org.uk> Emphatically-Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07pdc202xx_old: fix resetproc() methodSergei Shtylyov
pdc202xx_reset() calls pdc202xx_reset_host() twice, for both channels, while that function actually twiddles the single, shared software reset bit -- the net effect is a duplicated reset and horrendous 4 second delay happening not only on a channel reset but also when dma_lost_irq() and dma_clear() methods are called. Fold pdc202xx_reset_host() into pdc202xx_reset(), fix printk(), and move it before the actual reset... Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-06-07pdc202xx_old: fix 'pdc20246_dma_ops'Sergei Shtylyov
Commit ac95beedf8bc97b24f9540d4da9952f07221c023 (ide: add struct ide_port_ops (take 2)) erroneously converted the driver's dma_timeout() and dma_lost_irq() methods to call the driver's resetproc() method regardless of whether it was defined for this specific controller while it hadn't been defined and hence called for PDC20246. So the dma_clear() method, the successor of dma_timeout(), shouldn't exist and the dma_lost_irq() method should be standard for PDC20246. Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-30ide_pci_generic: add quirk for Netcell ATA RAIDBartlomiej Zolnierkiewicz
We need to explicitly mark words 85-87 as valid ones since firmware doesn't do it. This should fix support for LBA48 and FLUSH CACHE [EXT] command which stopped working after we applied more strict checking of identify words in: commit 942dcd85bf8edf38cdc3745306ca250684d99a61 ("ide: idedisk_supports_lba48() -> ata_id_lba48_enabled()") and commit 4b58f17d7c45a8e5f4acda641bec388398b9c0fa ("ide: ide_id_has_flush_cache() -> ata_id_flush_enabled()") Reported-and-tested-by: "Trevor Hemsley" <trevor.hemsley@ntlworld.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-23ide-disk: fix missing max_sectors accessor functionMartin K. Petersen
The recent move to accessor functions for querying queue limits missed an entry in ide-disk.c: drivers/ide/ide-disk.c: In function ‘ide_disk_setup’: drivers/ide/ide-disk.c:642: error: ‘struct request_queue’ has no member named ‘max_sectors’ Fix it. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-05-22block: Do away with the notion of hardsect_sizeMartin K. Petersen
Until now we have had a 1:1 mapping between storage device physical block size and the logical block sized used when addressing the device. With SATA 4KB drives coming out that will no longer be the case. The sector size will be 4KB but the logical block size will remain 512-bytes. Hence we need to distinguish between the physical block size and the logical ditto. This patch renames hardsect_size to logical_block_size. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-05-22Merge branch 'master' into for-2.6.31Jens Axboe
Conflicts: drivers/ide/ide-io.c Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-05-22Merge branch 'master' into for-2.6.31Jens Axboe
Conflicts: drivers/block/hd.c drivers/block/mg_disk.c Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-05-22Merge branch 'for-linus' into for-nextBartlomiej Zolnierkiewicz
2009-05-22via82cxxx: Add VIA VX855 PCI Device IDHarald Welte
This patch adds the PCI Device ID 0xc409 to the PCI ID table of via82cxxx.c, as well as the 0x8409 south bridge ID. This is required to make the IDE driver work on the VX855/VX875 integrated chipset. Signed-off-by: Harald Welte <HaraldWelte@viatech.com> Cc: Joseph Chan <JosephChan@via.com.tw> Cc: Bruce Chang <BruceChang@via.com.tw> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-22ide: report timeouts in ide_busy_sleep()Bartlomiej Zolnierkiewicz
* change 'hwif' argument to 'drive' * report an error on timeout Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-22ide: improve failed opcode reportingBartlomiej Zolnierkiewicz
Nowadays we (almost) always store the currently executing command in hwif->cmd so we can use it for the failed opcode reporting. Cc: Martin Lottermoser <Martin.Lottermoser@t-online.de> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-22ide: fix printk() levels in ide_dump_ata[pi]_error()Bartlomiej Zolnierkiewicz
Fixes "<3>" in error messages like this one: hdc: cdrom_decode_status: error=0x40 <3>{ LastFailedSense=0x04 } Reported-by: Martin Lottermoser <Martin.Lottermoser@t-online.de> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-22ide: fix OOPS during ide-cd error recoveryBartlomiej Zolnierkiewicz
On Tuesday 19 May 2009 20:29:28 Martin Lottermoser wrote: > hdc: cdrom_decode_status: error=0x40 <3>{ LastFailedSense=0x04 } > ide: failed opcode was: unknown > hdc: DMA disabled > ------------[ cut here ]------------ > kernel BUG at drivers/ide/ide-io.c:872! It is possible for ide-cd to ignore ide_error()'s return value under some circumstances. Workaround it in ide_intr() and ide_timer_expiry() by checking if there is a device/port reset pending currently. Fixes bug #13345: http://bugzilla.kernel.org/show_bug.cgi?id=13345 Reported-by: Martin Lottermoser <Martin.Lottermoser@t-online.de> Reported-and-tested-by: Modestas Vainius <modestas@vainius.eu> Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-22ide: fix 40-wire cable detection for TSST SH-S202* ATAPI devices (v2)Bartlomiej Zolnierkiewicz
Since 2.6.26 we support UDMA66 on ATAPI devices requiring IVB quirk: commit 8588a2b732928b343233af9b1855705b8286bed4 ("ide: add SH-S202J to ivb_list[]") We also later added support for more such devices in: commit e97564f362a93f8c248246c19828895950341252 ("ide: More TSST drives with broken cable detection") and in: commit 3ced5c49bd2d1f2c7f769e3a54385883de63a652 ("ide: add TSSTcorp CDDVDW SH-S202H to ivb_list[]") It turns out that such devices lack cable detection altogether (which in turn results in incorrect detection of 40-wire cables by our current cable detection strategy) so always handle them by trusting host-side cable detection only. v2: Model detection fixup from Martin. Reported-and-tested-by: Martin Lottermoser <Martin.Lottermoser@t-online.de> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-19block: set rq->resid_len to blk_rq_bytes() on issueTejun Heo
In commit c3a4d78c580de4edc9ef0f7c59812fb02ceb037f, while introducing rq->resid_len, the default value of residue count was changed from full count to zero. The conversion was done under the assumption that when a request fails residue count wasn't defined. However, Boaz and James pointed out that this wasn't true and the residue count should be preserved for failed requests too. This patchset restores the original behavior by setting rq->resid_len to blk_rq_bytes(rq) on request start and restoring explicit clearing in affected drivers. While at it, take advantage of the fact that rq->resid_len is set to full count where applicable. * ide-cd: rq->resid_len cleared on pc success * mptsas: req->resid_len cleared on success * sas_expander: rsp/req->resid_len cleared on success * mpt2sas_transport: req->resid_len cleared on success * ide-cd, ide-tape, mptsas, sas_host_smp, mpt2sas_transport, ub: take advantage of initial full count to simplify code Boaz Harrosh spotted bug in resid_len initialization. Fixed as suggested. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: Borislav Petkov <petkovbb@googlemail.com> Cc: Boaz Harrosh <bharrosh@panasas.com> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Cc: Pete Zaitcev <zaitcev@redhat.com> Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com> Cc: Eric Moore <Eric.Moore@lsi.com> Cc: Darrick J. Wong <djwong@us.ibm.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-05-17ide: remove hw_regs_t typedefBartlomiej Zolnierkiewicz
Remove hw_regs_t typedef and rename struct hw_regs_s to struct ide_hw. There should be no functional changes caused by this patch. Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-17ide: pass number of ports to ide_host_{alloc,add}() (v2)Bartlomiej Zolnierkiewicz
Pass number of ports to ide_host_{alloc,add}() and then update all users accordingly. v2: - drop no longer needed NULL initializers in buddha.c, cmd640.c and gayle.c (noticed by Sergei) There should be no functional changes caused by this patch. Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-17ide: remove chipset field from hw_regs_tBartlomiej Zolnierkiewicz
* Convert host drivers that still use hw_regs_t's chipset field to use the one in struct ide_port_info instead. * Move special handling of ide_pci chipset type from ide_hw_configure() to ide_init_port(). * Remove chipset field from hw_regs_t. While at it: - remove stale comment in delkin_cb.c There should be no functional changes caused by this patch. Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-17ide: replace special_t typedef by IDE_SFLAG_* flagsBartlomiej Zolnierkiewicz
Replace: - special_t typedef by IDE_SFLAG_* flags - 'special_t special' ide_drive_t's field by 'u8 special_flags' one There should be no functional changes caused by this patch. Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-17ide: merge ide_disk_special() into do_special() (v2)Bartlomiej Zolnierkiewicz
While at it: - change debug printk() level to KERN_DEBUG and use __func__ - update documentation v2: - fix DEBUG build (noticed by Sergei) There should be no functional changes caused by this patch. Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com> Cc: Joe Perches <joe@perches.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-17ide: BUG() on unknown flags in ide_disk_special()Bartlomiej Zolnierkiewicz
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-17ide: try to use PIO Mode 0 during probe if possibleJoao Ramos
Initially set PIO Mode 0 for all host drivers that have a 'set_pio_mode' method before the IDE core figures out the most suited PIO mode for the attached device. Signed-off-by: Joao Ramos <joao.ramos@inov.pt> Cc: Sergei Shtylyov <sshtylyov@ru.montavista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-17ide-tape: fix debug callMark de Wever
This error only occurs when IDETAPE_DEBUG_LOG is enabled. Signed-off-by: Mark de Wever <koraq@xs4all.nl> Signed-off-by: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-16Merge branch 'for-linus' into for-nextBartlomiej Zolnierkiewicz
2009-05-16piix: The Sony TZ90 needs the cable type hardcodingAlan Cox
The Sony TZ90 needs the cable type hardcoding. See bug #12734 Signed-off-by: Alan Cox <alan@linux.intel.com> Reported-by: Jonathan E. Snow <jesnow@uh.edu> [bart: port it from ata_piix to piix and give reporter the proper credit] Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-16icside: register second channel of version 6 PCBSergei Shtylyov
The second IDE channel of version 6 PCB is not being registered anymore since the commit 48c3c1072651922ed153bcf0a33ea82cf20df390 (ide: add struct ide_host (take 3)). Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-16ide-tape: remove back-to-back REQUEST_SENSE detectionTejun Heo
Impact: fix an oops which always triggers ide_tape_issue_pc() assumed drive->pc isn't NULL on invocation when checking for back-to-back request sense issues but drive->pc can be NULL and even when it's not NULL, it's not safe to dereference it once the previous command is complete because pc could have been freed or was on stack. Kill back-to-back REQUEST_SENSE detection. Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-05-15ide: unify interrupt reason checkingBorislav Petkov
Add ide_check_ireason() function that handles all ATAPI devices. Reorganize all unlikely cases in ireason checking further down in the code path. In addition, add PFX for printks originating from ide-atapi. Finally, remove ide_cd_check_ireason. Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
2009-05-15ide-cd: use whole request_sense buffer in EHBorislav Petkov
Now that we use a static request_sense buffer, use it instead of the first 18 bytes only. Also, remove sense-arg to cdrom_analyze_sense_data and cdrom_log_sense since we can access it through drive->sense_data now. Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
2009-05-15ide-atapi: remove pc->bufBorislav Petkov
Now after all users of pc->buf have been converted, remove the 64B buffer embedded in each packet command. There should be no functional change resulting from this patch. Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
2009-05-15ide-tape: fix READ POSITION cmd handlingBorislav Petkov
ide-tape used to issue READ POSITION in several places and the evaluation of the returned READ POSITION data was done in the ->pc_callback. Convert it to use local buffer and move that evaluation chunk in the idetape_read_position(). Additionally, fold idetape_create_read_position_cmd() into it, too, thus concentrating READ POSITION handling in one method only and making all places call that. Finally, mv {idetape,ide_tape}_read_position. There should be no functional change resulting from this patch. Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
2009-05-15ide-tape/ide_tape_get_bsize_from_bdesc: use local bufferBorislav Petkov
There should be no functional change resulting from this patch. Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
2009-05-15ide-floppy/ide_floppy_get_format_progress: use local sense bufferBorislav Petkov
There should be no functional change resulting from this patch. Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
2009-05-15ide-atapi: use local sense bufferBorislav Petkov
Access the sense buffer through the bio in ->pc_callback method thus alleviating the need for the pc->buf pointer. There should be no functional change resulting from this patch. Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
2009-05-15ide-floppy/ide_floppy_format_unit: use local bufferBorislav Petkov
Pass the buffer into ide_floppy_create_format_unit_cmd instead of using pc->buf. There should be no functional change resulting from this patch. Signed-off-by: Borislav Petkov <petkovbb@gmail.com>