- 01 4月, 2009 2 次提交
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由 Heiko Carstens 提交于
Fix build breakage below which probably was introduced with ("rcu: don't include unnecessary headers, allow kmemtrace w/ tracepoints"). CC arch/s390/hypfs/hypfs_diag.o arch/s390/hypfs/hypfs_diag.c: In function 'diag204_free_buffer': arch/s390/hypfs/hypfs_diag.c:364: error: implicit declaration of function 'free_pages' arch/s390/hypfs/hypfs_diag.c: In function 'diag204_alloc_rbuf': arch/s390/hypfs/hypfs_diag.c:384: error: implicit declaration of function '__get_free_pages' arch/s390/hypfs/hypfs_diag.c:384: error: 'GFP_KERNEL' undeclared (first use in this function) arch/s390/hypfs/hypfs_diag.c:384: error: (Each undeclared identifier is reported only once arch/s390/hypfs/hypfs_diag.c:384: error: for each function it appears in.) Reported-by: NSachin Sant <sachinp@in.ibm.com> Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
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由 Heiko Carstens 提交于
With "cpumask: update irq_desc to use cpumask_var_t" we get this build failure on s390: CC drivers/char/sysrq.o In file included from drivers/char/sysrq.c:38: include/linux/irq.h: In function 'init_alloc_desc_masks': include/linux/irq.h:442: error: dereferencing pointer to incomplete type drivers/char/sysrq.c should include interrupt.h instead of irq.h. Cc: Mike Travis <travis@sgi.com> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
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- 31 3月, 2009 38 次提交
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git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6由 Linus Torvalds 提交于
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: wireless: remove duplicated .ndo_set_mac_address netfilter: xtables: fix IPv6 dependency in the cluster match tg3: Add GRO support. niu: Add GRO support. ucc_geth: Fix use-after-of_node_put() in ucc_geth_probe(). gianfar: Fix use-after-of_node_put() in gfar_of_init(). kernel: remove HIPQUAD() netpoll: store local and remote ip in net-endian netfilter: fix endian bug in conntrack printks dmascc: fix incomplete conversion to network_device_ops gso: Fix support for linear packets skbuff.h: fix missing kernel-doc ni5010: convert to net_device_ops
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git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6由 Linus Torvalds 提交于
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6: sparc64: Fix reset hangs on Niagara systems. cpumask: use mm_cpumask() wrapper: sparc cpumask: remove dangerous CPU_MASK_ALL_PTR, &CPU_MASK_ALL.: sparc cpumask: remove the now-obsoleted pcibus_to_cpumask(): sparc cpumask: remove cpu_coregroup_map: sparc cpumask: prepare for iterators to only go to nr_cpu_ids/nr_cpumask_bits.: sparc cpumask: prepare for iterators to only go to nr_cpu_ids/nr_cpumask_bits.: sparc64 cpumask: Use accessors code.: sparc64 cpumask: Use accessors code: sparc cpumask: arch_send_call_function_ipi_mask: sparc cpumask: Use smp_call_function_many(): sparc64
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git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask由 Linus Torvalds 提交于
* git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask: oprofile: Thou shalt not call __exit functions from __init functions cpumask: remove the now-obsoleted pcibus_to_cpumask(): generic cpumask: remove cpumask_t from core cpumask: convert rcutorture.c cpumask: use new cpumask_ functions in core code. cpumask: remove references to struct irqaction's mask field. cpumask: use mm_cpumask() wrapper: kernel/fork.c cpumask: use set_cpu_active in init/main.c cpumask: remove node_to_first_cpu cpumask: fix seq_bitmap_*() functions. cpumask: remove dangerous CPU_MASK_ALL_PTR, &CPU_MASK_ALL
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git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-lguest-and-virtio由 Linus Torvalds 提交于
* git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-lguest-and-virtio: lguest: barrier me harder lguest: use bool instead of int lguest: use KVM hypercalls lguest: wire up pte_update/pte_update_defer lguest: fix spurious BUG_ON() on invalid guest stack. virtio: more neatening of virtio_ring macros. virtio: fix BAD_RING, START_US and END_USE macros
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git://jdelvare.pck.nerim.net/jdelvare-2.6由 Linus Torvalds 提交于
* 'hwmon-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6: hwmon: (fschmd) Add support for the FSC Hades IC hwmon: (fschmd) Add support for the FSC Syleus IC i2c-i801: Instantiate FSC hardware montioring chips dmi: Let dmi_walk() users pass private data hwmon: Define a standard interface for chassis intrusion detection Move the pcf8591 driver to hwmon hwmon: (w83627ehf) Only expose in6 or temp3 on the W83667HG hwmon: (w83627ehf) Add support for W83667HG hwmon: (w83627ehf) Invert fan pin variables logic hwmon: (hdaps) Fix Thinkpad X41 axis inversion hwmon: (hdaps) Allow inversion of separate axis hwmon: (ds1621) Clean up documentation hwmon: (ds1621) Avoid unneeded register access hwmon: (ds1621) Clean up register access hwmon: (ds1621) Reorder code statements
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip由 Linus Torvalds 提交于
* 'locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (33 commits) lockdep: fix deadlock in lockdep_trace_alloc lockdep: annotate reclaim context (__GFP_NOFS), fix SLOB lockdep: annotate reclaim context (__GFP_NOFS), fix lockdep: build fix for !PROVE_LOCKING lockstat: warn about disabled lock debugging lockdep: use stringify.h lockdep: simplify check_prev_add_irq() lockdep: get_user_chars() redo lockdep: simplify get_user_chars() lockdep: add comments to mark_lock_irq() lockdep: remove macro usage from mark_held_locks() lockdep: fully reduce mark_lock_irq() lockdep: merge the !_READ mark_lock_irq() helpers lockdep: merge the _READ mark_lock_irq() helpers lockdep: simplify mark_lock_irq() helpers #3 lockdep: further simplify mark_lock_irq() helpers lockdep: simplify the mark_lock_irq() helpers lockdep: split up mark_lock_irq() lockdep: generate usage strings lockdep: generate the state bit definitions ...
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git://git.kernel.org/pub/scm/linux/kernel/git/adobriyan/proc由 Linus Torvalds 提交于
* 'proc-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/adobriyan/proc: Revert "proc: revert /proc/uptime to ->read_proc hook" proc 2/2: remove struct proc_dir_entry::owner proc 1/2: do PDE usecounting even for ->read_proc, ->write_proc proc: fix sparse warnings in pagemap_read() proc: move fs/proc/inode-alloc.txt comment into a source file
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6由 Linus Torvalds 提交于
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6: PCI PM: Make pci_prepare_to_sleep() disable wake-up if needed radeonfb: Use __pci_complete_power_transition() PCI PM: Introduce __pci_[start|complete]_power_transition() (rev. 2) PCI PM: Restore config spaces of all devices during early resume PCI PM: Make pci_set_power_state() handle devices with no PM support PCI PM: Put devices into low power states during late suspend (rev. 2) PCI PM: Move pci_restore_standard_config to pci-driver.c PCI PM: Use pci_set_power_state during early resume PCI PM: Consistently use variable name "error" for pm call return values kexec: Change kexec jump code ordering PM: Change hibernation code ordering PM: Change suspend code ordering PM: Rework handling of interrupts during suspend-resume PM: Introduce functions for suspending and resuming device interrupts
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由 Randy Dunlap 提交于
Fix printk format warnings in dma-debug: lib/dma-debug.c:645: warning: format '%016llx' expects type 'long long unsigned int', but argument 6 has type 'dma_addr_t' lib/dma-debug.c:662: warning: format '%016llx' expects type 'long long unsigned int', but argument 6 has type 'dma_addr_t' lib/dma-debug.c:676: warning: format '%016llx' expects type 'long long unsigned int', but argument 6 has type 'dma_addr_t' lib/dma-debug.c:686: warning: format '%016llx' expects type 'long long unsigned int', but argument 6 has type 'dma_addr_t' Signed-off-by: NRandy Dunlap <randy.dunlap@oracle.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Jeff Mahoney 提交于
This patch ifdefs xattr_create when xattrs aren't enabled. Signed-off-by: NJeff Mahoney <jeffm@suse.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Alexander Beregalov 提交于
Fix this build error when REISERFS_FS_POSIX_ACL is not set: fs/reiserfs/inode.c: In function 'reiserfs_new_inode': fs/reiserfs/inode.c:1919: warning: passing argument 1 of 'reiserfs_inherit_default_acl' from incompatible pointer type fs/reiserfs/inode.c:1919: warning: passing argument 2 of 'reiserfs_inherit_default_acl' from incompatible pointer type fs/reiserfs/inode.c:1919: warning: passing argument 3 of 'reiserfs_inherit_default_acl' from incompatible pointer type fs/reiserfs/inode.c:1919: error: too many arguments to function 'reiserfs_inherit_default_acl' due to a missing transaction-handle argument in the non-acl compatibility function. Signed-off-by: NAlexander Beregalov <a.beregalov@gmail.com> Acked-by: NJeff Mahoney <jeffm@suse.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Peter Zijlstra 提交于
Heiko reported that we grab the graph lock with irqs enabled. Fix this by providng the same wrapper as all other lockdep entry functions have. Reported-by: NHeiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: NPeter Zijlstra <a.p.zijlstra@chello.nl> Cc: Nick Piggin <npiggin@suse.de> LKML-Reference: <1237544000.24626.52.camel@twins> Signed-off-by: NIngo Molnar <mingo@elte.hu>
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由 Alexey Dobriyan 提交于
This reverts commit 6c87df37. proc files implemented through seq_file do pread(2) now. Signed-off-by: NAlexey Dobriyan <adobriyan@gmail.com>
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由 Alexey Dobriyan 提交于
Setting ->owner as done currently (pde->owner = THIS_MODULE) is racy as correctly noted at bug #12454. Someone can lookup entry with NULL ->owner, thus not pinning enything, and release it later resulting in module refcount underflow. We can keep ->owner and supply it at registration time like ->proc_fops and ->data. But this leaves ->owner as easy-manipulative field (just one C assignment) and somebody will forget to unpin previous/pin current module when switching ->owner. ->proc_fops is declared as "const" which should give some thoughts. ->read_proc/->write_proc were just fixed to not require ->owner for protection. rmmod'ed directories will be empty and return "." and ".." -- no harm. And directories with tricky enough readdir and lookup shouldn't be modular. We definitely don't want such modular code. Removing ->owner will also make PDE smaller. So, let's nuke it. Kudos to Jeff Layton for reminding about this, let's say, oversight. http://bugzilla.kernel.org/show_bug.cgi?id=12454Signed-off-by: NAlexey Dobriyan <adobriyan@gmail.com>
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由 Alexey Dobriyan 提交于
struct proc_dir_entry::owner is going to be removed. Now it's only necessary to protect PDEs which are using ->read_proc, ->write_proc hooks. However, ->owner assignments are racy and make it very easy for someone to switch ->owner on live PDE (as some subsystems do) without fixing refcounts and so on. http://bugzilla.kernel.org/show_bug.cgi?id=12454 So, ->owner is on death row. Proxy file operations exist already (proc_file_operations), just bump usecount when necessary. Signed-off-by: NAlexey Dobriyan <adobriyan@gmail.com>
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由 Milind Arun Choudhary 提交于
fs/proc/task_mmu.c:696:12: warning: cast removes address space of expression fs/proc/task_mmu.c:696:9: warning: incorrect type in assignment (different address spaces) fs/proc/task_mmu.c:696:9: expected unsigned long long [noderef] [usertype] <asn:1>*out fs/proc/task_mmu.c:696:9: got unsigned long long [usertype] *<noident> fs/proc/task_mmu.c:697:12: warning: cast removes address space of expression fs/proc/task_mmu.c:697:9: warning: incorrect type in assignment (different address spaces) fs/proc/task_mmu.c:697:9: expected unsigned long long [noderef] [usertype] <asn:1>*end fs/proc/task_mmu.c:697:9: got unsigned long long [usertype] *<noident> fs/proc/task_mmu.c:723:12: warning: cast removes address space of expression fs/proc/task_mmu.c:723:26: error: subtraction of different types can't work (different address spaces) fs/proc/task_mmu.c:725:24: error: subtraction of different types can't work (different address spaces) Signed-off-by: NMilind Arun Choudhary <milindchoudhary@gmail.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NAlexey Dobriyan <adobriyan@gmail.com>
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由 Randy Dunlap 提交于
so that people will realize that it exists and can update it as needed. Signed-off-by: NRandy Dunlap <randy.dunlap@oracle.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NAlexey Dobriyan <adobriyan@gmail.com>
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由 Ingo Molnar 提交于
Impact: build fix fix typo in mm/slob.c: mm/slob.c:469: error: ‘flags’ undeclared (first use in this function) mm/slob.c:469: error: (Each undeclared identifier is reported only once mm/slob.c:469: error: for each function it appears in.) Cc: Nick Piggin <npiggin@suse.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <20090128135457.350751756@chello.nl> Signed-off-by: NIngo Molnar <mingo@elte.hu>
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git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6由 Linus Torvalds 提交于
* 'drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: (53 commits) drm: detect hdmi monitor by hdmi identifier (v3) drm: drm_fops.c unlock missing on error path drm: reorder struct drm_ioctl_desc to save space on 64 bit builds radeon: add some new pci ids drm: read EDID extensions from monitor drm: Use a little stash on the stack to avoid kmalloc in most DRM ioctls. drm/radeon: add regs required for occlusion queries support drm/i915: check the return value from the copy from user drm/radeon: fix logic in r600_page_table_init() to match ati_gart drm/radeon: r600 ptes are 64-bit, cleanup cleanup function. drm/radeon: don't call irq changes on r600 suspend/resume drm/radeon: fix r600 writeback across suspend/resume drm/radeon: fix r600 writeback setup. drm: fix warnings about new mappings in info code. drm/radeon: NULL noise: drivers/gpu/drm/radeon/radeon_*.c drm/radeon: fix r600 pci mapping calls. drm/radeon: r6xx/r7xx: fix possible oops in r600_page_table_cleanup() radeon: call the correct idle function, logic got inverted. drm/radeon: RS600: fix interrupt handling drm/r600: fix rptr address along lines of previous fixes to radeon. ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip由 Linus Torvalds 提交于
* 'iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (60 commits) dma-debug: make memory range checks more consistent dma-debug: warn of unmapping an invalid dma address dma-debug: fix dma_debug_add_bus() definition for !CONFIG_DMA_API_DEBUG dma-debug/x86: register pci bus for dma-debug leak detection dma-debug: add a check dma memory leaks dma-debug: add checks for kernel text and rodata dma-debug: print stacktrace of mapping path on unmap error dma-debug: Documentation update dma-debug: x86 architecture bindings dma-debug: add function to dump dma mappings dma-debug: add checks for sync_single_sg_* dma-debug: add checks for sync_single_range_* dma-debug: add checks for sync_single_* dma-debug: add checking for [alloc|free]_coherent dma-debug: add add checking for map/unmap_sg dma-debug: add checking for map/unmap_page/single dma-debug: add core checking functions dma-debug: add debugfs interface dma-debug: add kernel command line parameters dma-debug: add initialization code ... Fix trivial conflicts due to whitespace changes in arch/x86/kernel/pci-nommu.c
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由 Rafael J. Wysocki 提交于
If the device is not supposed to wake up the system, ie. when device_may_wakeup(&dev->dev) returns 'false', pci_prepare_to_sleep() should pass 'false' to pci_enable_wake() so that it calls the platform to disable the wake-up capability of the device. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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由 Rafael J. Wysocki 提交于
Use __pci_complete_power_transition() to finalize the transition into D2 after programming the PMCSR of the device directly. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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由 Rafael J. Wysocki 提交于
The radeonfb driver needs to program the device's PMCSR directly due to some quirky hardware it has to handle (see http://bugzilla.kernel.org/show_bug.cgi?id=12846 for details) and after doing that it needs to call the platform (usually ACPI) to finish the power transition of the device. Currently it uses pci_set_power_state() for this purpose, however making a specific assumption about the internal behavior of this function, which has changed recently so that this assumption is no longer satisfied. For this reason, introduce __pci_complete_power_transition() that may be called by the radeonfb driver to complete the power transition of the device. For symmetry, introduce __pci_start_power_transition(). Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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由 Rafael J. Wysocki 提交于
At present the configuration spaces of PCI devices that have no drivers or no PM support in the drivers (either legacy or through a pm object) are not saved during suspend and, consequently, they are not restored during resume. This generally may lead to the state of the system being slightly inconsistent after the resume, so it's better to save and restore the configuration spaces of these devices as well. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NIngo Molnar <mingo@elte.hu> Acked-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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由 Rafael J. Wysocki 提交于
There is a problem with PCI devices without any PM support (either native or through the platform) that pci_set_power_state() always returns error code for them, even if they are being put into D0. However, such devices are always in D0, so pci_set_power_state() should return success when attempting to put such a device into D0. It also should update the current_state field for these devices as appropriate. This modification is necessary so that the standard configuration registers of these devices are successfully restored by pci_restore_standard_config() during the "early" phase of resume. In addition, pci_set_power_state() should check the value of current_state before calling the platform to change the power state of the device to avoid doing that unnecessarily. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NIngo Molnar <mingo@elte.hu> Acked-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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由 Rafael J. Wysocki 提交于
Once we have allowed timer interrupts to be enabled during the late phase of suspending devices, we are now able to use the generic pci_set_power_state() to put PCI devices into low power states at that time. We can also use some related platform callbacks, like the ones preparing devices for wake-up, during the late suspend. Doing this will allow us to avoid the race condition where a device using shared interrupts is put into a low power state with interrupts enabled and then an interrupt (for another device) comes in and confuses its driver. At the same time, devices that don't support the native PCI PM or that require some additional, platform-specific operations to be carried out to put them into low power states will be handled as appropriate. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NIngo Molnar <mingo@elte.hu> Acked-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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由 Rafael J. Wysocki 提交于
Move pci_restore_standard_config() from pci.c to pci-driver.c and make it static. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NIngo Molnar <mingo@elte.hu> Acked-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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由 Rafael J. Wysocki 提交于
Once we have allowed timer interrupts to be enabled during the early phase of resuming devices, we are now able to use the generic pci_set_power_state() to put PCI devices into D0 at that time. Then, the platform-specific PM code will have a chance to handle devices that don't implement the native PCI PM or that require some additional, platform-specific operations to be carried out to power them up. Also, by doing this we can simplify the code quite a bit. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NIngo Molnar <mingo@elte.hu> Acked-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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由 Frans Pop 提交于
I noticed two functions use a variable "i" to store the return value of PM function calls while the rest of the file uses "error". As "i" normally indicates a counter of some sort it seems better to keep this consistent. Signed-off-by: NFrans Pop <elendil@planet.nl> Signed-off-by: NJesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl>
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由 Rafael J. Wysocki 提交于
Change the ordering of the kexec jump code so that the nonboot CPUs are disabled after calling device drivers' "late suspend" methods. This change reflects the recent modifications of the power management code that is also used by kexec jump. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NIngo Molnar <mingo@elte.hu>
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由 Rafael J. Wysocki 提交于
Change the ordering of the hibernation core code so that the platform "prepare" callbacks are executed and the nonboot CPUs are disabled after calling device drivers' "late suspend" methods. This change (along with the previous analogous change of the suspend core code) will allow us to rework the PCI PM core so that the power state of devices is changed in the "late" phase of suspend (and analogously in the "early" phase of resume), which in turn will allow us to avoid the race condition where a device using shared interrupts is put into a low power state with interrupts enabled and then an interrupt (for another device) comes in and confuses its driver. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NIngo Molnar <mingo@elte.hu>
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由 Rafael J. Wysocki 提交于
Change the ordering of the suspend core code so that the platform "prepare" callback is executed and the nonboot CPUs are disabled after calling device drivers' "late suspend" methods. This change will allow us to rework the PCI PM core so that the power state of devices is changed in the "late" phase of suspend (and analogously in the "early" phase of resume), which in turn will allow us to avoid the race condition where a device using shared interrupts is put into a low power state with interrupts enabled and then an interrupt (for another device) comes in and confuses its driver. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NIngo Molnar <mingo@elte.hu>
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由 Rafael J. Wysocki 提交于
Use the functions introduced in by the previous patch, suspend_device_irqs(), resume_device_irqs() and check_wakeup_irqs(), to rework the handling of interrupts during suspend (hibernation) and resume. Namely, interrupts will only be disabled on the CPU right before suspending sysdevs, while device drivers will be prevented from receiving interrupts, with the help of the new helper function, before their "late" suspend callbacks run (and analogously during resume). In addition, since the device interrups are now disabled before the CPU has turned all interrupts off and the CPU will ACK the interrupts setting the IRQ_PENDING bit for them, check in sysdev_suspend() if any wake-up interrupts are pending and abort suspend if that's the case. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NIngo Molnar <mingo@elte.hu>
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由 Rafael J. Wysocki 提交于
Introduce helper functions allowing us to prevent device drivers from getting any interrupts (without disabling interrupts on the CPU) during suspend (or hibernation) and to make them start to receive interrupts again during the subsequent resume. These functions make it possible to keep timer interrupts enabled while the "late" suspend and "early" resume callbacks provided by device drivers are being executed. In turn, this allows device drivers' "late" suspend and "early" resume callbacks to sleep, execute ACPI callbacks etc. The functions introduced here will be used to rework the handling of interrupts during suspend (hibernation) and resume. Namely, interrupts will only be disabled on the CPU right before suspending sysdevs, while device drivers will be prevented from receiving interrupts, with the help of the new helper function, before their "late" suspend callbacks run (and analogously during resume). Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NIngo Molnar <mingo@elte.hu>
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由 Hans de Goede 提交于
Add support for the Hades to the FSC hwmon driver. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NJean Delvare <khali@linux-fr.org>
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由 Hans de Goede 提交于
Many thanks to Fujitsu Siemens Computers for providing docs and a machine to test the driver on. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NJean Delvare <khali@linux-fr.org>
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由 Hans de Goede 提交于
Detect various FSC hwmon IC's based on DMI tables and then let the i2c-i801 driver instantiate the i2c client devices. Note that some of the info in the added table is indentical for all rows, still this is kept in the table to keep the code general and thus (hopefully) easily extensible in the future. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NJean Delvare <khali@linux-fr.org>
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由 Jean Delvare 提交于
At the moment, dmi_walk() lacks flexibility, users can't pass data to the callback function. Add a pointer for private data to make this function more flexible. Signed-off-by: NJean Delvare <khali@linux-fr.org> Cc: Hans de Goede <hdegoede@redhat.com> Cc: Matthew Garrett <mjg@redhat.com> Cc: Roland Dreier <rolandd@cisco.com>
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