- 15 Jul, 2008 40 commits
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Mikulas Patocka authored
Handle IOMMU overflow correctly, by retrying. IOMMU errors can happen and drivers must deal with them. Signed-off-by:
Mikulas Patocka <mpatocka@redhat.com> Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
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Mikulas Patocka authored
With broken Sparc64 IOMMU accounting, the kernel submits larger requests then allowed. Better to crash on BUG than corrupt memory. Signed-off-by:
James Bottomley <James.Bottomley@HansenPartnership.com> Signed-off-by:
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Mikulas Patocka authored
udelay is required on Sun Ultra 5. I don't know any reason or explanation for this, it was found purely experimentally. Signed-off-by:
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Mikulas Patocka authored
Support big endian systems in a100u2w driver. Signed-off-by:
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Jeremy Fitzhardinge authored
When a GFP_ATOMIC allocation fails, it falls back to allocating the data on the stack and converting it to a waiting call. Make sure we actually wait in this case. Signed-off-by:
Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Signed-off-by:
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Linus Torvalds authored
Merge branch 'generic-ipi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'generic-ipi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (22 commits) generic-ipi: more merge fallout generic-ipi: merge fix x86, visws: use mach-default/entry_arch.h x86, visws: fix generic-ipi build generic-ipi: fixlet generic-ipi: fix s390 build bug generic-ipi: fix linux-next tree build failure fix: "smp_call_function: get rid of the unused nonatomic/retry argument" fix: "smp_call_function: get rid of the unused nonatomic/retry argument" fix "smp_call_function: get rid of the unused nonatomic/retry argument" on_each_cpu(): kill unused 'retry' parameter smp_call_function: get rid of the unused nonatomic/retry argument sh: convert to generic helpers for IPI function calls parisc: convert to generic helpers for IPI function calls mips: convert to generic helpers for IPI function calls m32r: convert to generic helpers for IPI function calls arm: convert to generic helpers for IPI function calls alpha: convert to generic helpers for IPI function calls ia64: convert to generic helpers for IPI function calls powerpc: convert to generic helpers for IPI function calls ... Fix trivial conflicts due to rcu updates in kernel/rcupdate.c manually
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Linus Torvalds authored
Merge branch 'core/rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'core/rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (23 commits) rcu classic: update qlen when cpu offline rcu: make rcutorture even more vicious: invoke RCU readers from irq handlers (timers) rcu: make quiescent rcutorture less power-hungry rcu, rcutorture: make quiescent rcutorture less power-hungry rcu: make rcutorture more vicious: reinstate boot-time testing rcu: make rcutorture more vicious: add stutter feature rcutorture: WARN_ON_ONCE(1) when detecting an error rcu: remove unused field struct rcu_data::rcu_tasklet Revert "prohibit rcutorture from being compiled into the kernel" rcu: fix nf_conntrack_helper.c build bug rculist.h: fix include in net/netfilter/nf_conntrack_netlink.c rcu: remove duplicated include in kernel/rcupreempt.c rcu: remove duplicated include in kernel/rcupreempt_trace.c RCU, rculist.h: fix list iterators rcu: fix rcu_try_flip_waitack_needed() to prevent grace-period stall rculist.h: use the rcu API rcu: split list.h and move rcu-protected lists into rculist.h sched: 1Q08 RCU doc update, add call_rcu_sched() rcu: add call_rcu_sched() and friends to rcutorture rcu: add rcu_barrier_sched() and rcu_barrier_bh() ...
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Sebastian Siewior authored
Commit 1ea0704e aka "mm: add a ptep_modify_prot transaction abstraction" caused: | CC init/main.o |In file included from include2/asm/pgtable.h:68, | from /home/bigeasy/git/linux-2.6-m68k/include/linux/mm.h:39, | from include2/asm/uaccess.h:8, | from /home/bigeasy/git/linux-2.6-m68k/include/linux/poll.h:13, | from /home/bigeasy/git/linux-2.6-m68k/include/linux/rtc.h:113, | from /home/bigeasy/git/linux-2.6-m68k/include/linux/efi.h:19, | from /home/bigeasy/git/linux-2.6-m68k/init/main.c:43: |/linux-2.6/include/asm-generic/pgtable.h: In function '__ptep_modify_prot_start': |/linux-2.6/include/asm-generic/pgtable.h:209: error: implicit declaration of function 'ptep_get_and_clear' |/linux-2.6/include/asm-generic/pgtable.h:209: error: incompatible types in return |/linux-2.6/include/asm-generic/pgtable.h: In function '__ptep_modify_prot_commit': |/linux-2.6/include/asm-generic/pgtable.h:220: error: implicit declaration of function 'set_pte_at' |make[2]: *** [init/main.o] Error 1 |make[1]: *** [init] Error 2 |make: *** [sub-make] Error 2 on my m68knommu box. Acked-by:
Sebastian Siewior <bigeasy@linutronix.de> Signed-off-by:
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Steven Rostedt authored
I'm willing to take responsibility for ftrace, and follow up on any issues that arise due to it. Signed-off-by:
Steven Rostedt <srostedt@redhat.com> Signed-off-by:
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Ingo Molnar authored
fix more API change fallout in recently merged upstream changes. Signed-off-by:Ingo Molnar <mingo@elte.hu>
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Ingo Molnar authored
fix merge fallout: arch/x86/pci/amd_bus.c: In function ‘enable_pci_io_ecs': arch/x86/pci/amd_bus.c:581: error: too many arguments to function ‘on_each_cpu' Signed-off-by: -
Ingo Molnar authored
Conflicts: arch/powerpc/Kconfig arch/s390/kernel/time.c arch/x86/kernel/apic_32.c arch/x86/kernel/cpu/perfctr-watchdog.c arch/x86/kernel/i8259_64.c arch/x86/kernel/ldt.c arch/x86/kernel/nmi_64.c arch/x86/kernel/smpboot.c arch/x86/xen/smp.c include/asm-x86/hw_irq_32.h include/asm-x86/hw_irq_64.h include/asm-x86/mach-default/irq_vectors.h include/asm-x86/mach-voyager/irq_vectors.h include/asm-x86/smp.h kernel/Makefile Signed-off-by: -
Linus Torvalds authored
Merge branch 'sbp2-spindown' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6 * 'sbp2-spindown' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6: ieee1394: sbp2: spin disks down on suspend and shutdown firewire: fw-sbp2: spin disks down on suspend and shutdown ieee1394: sbp2: fix spindown for PL-3507 and TSB42AA9 firmwares firewire: fw-sbp2: fix spindown for PL-3507 and TSB42AA9 firmwares scsi: sd: optionally set power condition in START STOP UNIT
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git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6Linus Torvalds authored
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6: firewire: don't respond to broadcast write requests firewire: clean up fw_card reference counting firewire: clean up some includes firewire: remove unused struct members firewire: implement broadcast_channel CSR for 1394a compliance ieee1394: dump mmapped iso buffers in core files ieee1394: raw1394: Push the BKL down into the driver ioctls ieee1394: video1394: reorder module init, prepare BKL removal ieee1394: reduce log noise about config ROM CRC errors
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Ingo Molnar authored
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git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6Linus Torvalds authored
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6: slab: rename slab_destroy_objs slub: current is always valid slub: Add check for kfree() of non slab objects.
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git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-devLinus Torvalds authored
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev: AHCI: Remove an unnecessary flush from ahci_qc_issue AHCI: speed up resume [libata] Add support for VPD page b1 ata: endianness annotations in pata drivers libata-eh: update atapi_eh_request_sense() to take @dev instead of @qc [libata] sata_svw: update code comments relating to data corruption libata/ahci: enclosure management support libata: improve EH internal command timeout handling libata: use ULONG_MAX to terminate reset timeout table libata: improve EH retry delay handling libata: consistently use msecs for time durations
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git://jdelvare.pck.nerim.net/jdelvare-2.6Linus Torvalds authored
* 'i2c-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6: (56 commits) i2c: Add detection capability to new-style drivers i2c: Call client_unregister for new-style devices too i2c: Clean up old chip drivers i2c-ibm_iic: Register child nodes i2c: New-style EEPROM driver using device IDs i2c: Export the i2c_bus_type symbol i2c-au1550: Fix PM support i2c-dev: Delete empty detach_client callback i2c: Drop stray references to lm_sensors i2c: Check for ACPI resource conflicts i2c-ocores: basic PM support i2c-sibyte: SWARM I2C board initialization i2c-i801: Fix handling of error conditions i2c-i801: Rename local variable temp to status i2c-i801: Properly report bus arbitration loss i2c-i801: Remove verbose debugging messages i2c-algo-pcf: Drop unused struct members i2c-algo-pcf: Multi-master lost-arbitration improvement i2c: Deprecate the legacy gpio drivers i2c-pxa: Initialize early ...
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git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6Linus Torvalds authored
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (80 commits) ide-floppy: fix unfortunate function naming ide-tape: unify idetape_create_read/write_cmd ide: add ide_pc_intr() helper ide-{floppy,scsi}: read Status Register before stopping DMA engine ide-scsi: add more debugging to idescsi_pc_intr() ide-scsi: use pc->callback ide-floppy: add more debugging to idefloppy_pc_intr() ide-tape: always log debug info in idetape_pc_intr() if debugging is enabled ide-tape: add ide_tape_io_buffers() helper ide-tape: factor out DSC handling from idetape_pc_intr() ide-{floppy,tape}: move checking of ->failed_pc to ->callback ide: add ide_issue_pc() helper ide: add PC_FLAG_DRQ_INTERRUPT pc flag ide-scsi: move idescsi_map_sg() call out from idescsi_issue_pc() ide: add ide_transfer_pc() helper ide-scsi: set drive->scsi flag for devices handled by the driver ide-{cd,floppy,tape}: remove checking for drive->scsi ide: add PC_FLAG_ZIP_DRIVE pc flag ide-tape: factor out waiting for good ireason from idetape_transfer_pc() ide-tape: set PC_FLAG_DMA_IN_PROGRESS flag in idetape_transfer_pc() ...
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Borislav Petkov authored
mv idefloppy_transfer_pc1 idefloppy_start_pc_transfer mv idefloppy_transfer_pc2 idefloppy_transfer_pc which describes their functionality and disambiguates them. There should be no functionality change introduced by this patch. Signed-off-by:
Borislav Petkov <petkovbb@gmail.com> Signed-off-by:
Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
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Borislav Petkov authored
A straightforward one. There should be no functional change resulting from this change. [bart: minor fixups] Signed-off-by:
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Bartlomiej Zolnierkiewicz authored
* ide-tape.c: add 'drive' argument to idetape_update_buffers(). * Add generic ide_pc_intr() helper to ide-atapi.c and then convert ide-{floppy,tape,scsi} device drivers to use it. * ide-tape.c: remove no longer needed DBG_PC_INTR. There should be no functional changes caused by this patch (unless the debugging is explicitely compiled in). Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Read Status Register before stopping DMA engine to match ide-tape device driver - it should be safe and shouldn't affect anything. This is a preparation for adding generic ide_pc_intr() helper. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Add more debugging to idescsi_pc_intr() to match ide-tape's idetape_pc_intr(). While at it: * Correct the first debug message. This is a preparation for adding generic ide_pc_intr() helper. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
* Add ide_scsi_callback() pc->callback implementation, then update idescsi_check_condition() and idescsi_queue() to setup ->callback. * Convert idescsi_pc_intr() to use pc->callback. This is a preparation for adding generic ide_pc_intr() helper. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Add more debugging to idefloppy_pc_intr() to match ide-tape's idetape_pc_intr(). While at it: * Correct the first debug message. * Log device name with "DMA finished" message. This is a preparation for adding generic ide_pc_intr() helper. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Add DBG_PC_INTR debug level and use it to always log debug info in idetape_pc_intr() if debugging is enabled. While at it: * Use drive->name instead of tape->name. * Log device name with "DMA finished" message. This is a preparation for adding generic ide_pc_intr() helper. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
* Add ide_tape_io_buffers() helper which is a wrapper for idetape_{in,out}put_buffers() and convert idetape_pc_intr() to use it. * Remove no longer used idetape_io_buf typedef. There should be no functional changes caused by this patch. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>--- -
Bartlomiej Zolnierkiewicz authored
Factor out DSC handling from idetape_pc_intr() to ide_tape_handle_dsc() helper as a preparation for adding generic ide_pc_intr() helper. There should be no functional changes caused by this patch. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Move checking/resetting of ->failed_pc from ide*_pc_intr() to ->callback as a preparation for adding generic ide_pc_intr() helper. There should be no functional changes caused by this patch. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>---
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Bartlomiej Zolnierkiewicz authored
Add generic ide_issue_pc() helper to ide-atapi.c and then convert ide-{floppy,tape,scsi} device drivers to use it. There should be no functional changes caused by this patch. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Add PC_FLAG_DRQ_INTERRUPT pc flag, set it in ide*_do_request() and check for it (instead of checking for IDE*_FLAG_DRQ_INTERRUPT) in ide*_issue_pc(). This is a preparation for adding generic ide_issue_pc() helper. There should be no functional changes caused by this patch. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Move idescsi_map_sg() call out from idescsi_issue_pc() to idescsi_do_request() as a preparation to adding generic ide_issue_pc() helper. There should be no functional changes caused by this patch. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
* Add ide-atapi.c file for generic ATAPI support together with CONFIG_IDE_ATAPI config option. * Add generic ide_transfer_pc() helper to ide-atapi.c and then convert ide-{floppy,tape,scsi} device drivers to use it. There should be no functional changes caused by this patch. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
This is a preparation for adding generic ide_transfer_pc() helper. There should be no functional changes caused by this patch. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Remove checking for drive->scsi which is no longer set by IDE core code (leave the flag since it will be re-used for generic ATAPI support). Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Add PC_FLAG_ZIP_DRIVE pc flag, set it in idefloppy_do_request() and check for it (instead of checking for IDEFLOPPY_FLAG_ZIP_DRIVE) in idefloppy_transfer_pc(). This is a preparation for adding generic ide_transfer_pc() helper. There should be no functional changes caused by this patch. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Factor out waiting for good ireason from idetape_transfer_pc() to ide_tape_wait_ireason() as a preparation for adding generic ide_transfer_pc() helper. There should be no functional changes caused by this patch. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Set PC_FLAG_DMA_IN_PROGRESS flag in idetape_transfer_pc() instead of idetape_issue_pc() to match the other ATAPI device drivers. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: -
Bartlomiej Zolnierkiewicz authored
Start DMA engine and set PC_FLAG_DMA_IN_PROGRESS flag in idefloppy_transfer_pc1() instead of idefloppy_issue_pc() so the Status Register and the Interrupt Reason Register are checked first. Cc: Borislav Petkov <petkovbb@gmail.com> Signed-off-by:
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