- 26 Jan, 2004 2 commits
- 23 Jan, 2004 1 commit
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Len Brown authored
from Bjorn Helgaas
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- 17 Jan, 2004 1 commit
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Len Brown authored
The purpose of this release is primarily to update the copyright years in each module, thus causing a huge number of diffs. There are a few small functional changes, however. Improved error messages when there is a problem finding one or more of the required base ACPI tables Reintroduced the definition of APIC_HEADER in actbl.h Changed definition of MADT_ADDRESS_OVERRIDE to 64 bits (actbl.h) Removed extraneous reference to NewObj in dsmthdat.c
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- 15 Jan, 2004 1 commit
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Len Brown authored
http://bugzilla.kernel.org/show_bug.cgi?id=1349 from David Shaohua Li and Venatesh Pallipadi
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- 17 Dec, 2003 6 commits
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Len Brown authored
into intel.com:/home/lenb/src/linux-acpi-test-2.6.0
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Len Brown authored
into intel.com:/home/lenb/src/linux-acpi-test-2.6.0
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Len Brown authored
into intel.com:/home/lenb/bk/linux-acpi-test-2.6.0
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Linus Torvalds authored
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Jes Sorensen authored
This fixes a bug in the qla1280 driver where it would leave a pointer to an on the stack completion event in a command structure if qla1280_mailbox_command fails. The result is that the interrupt handler later tries to complete() garbage on the stack. The mailbox command can fail if a device on the bus decides to lock up etc.
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Jens Axboe authored
I just found Yet Another Bug in scsi_ioctl - CDROM_SEND_PACKET puts a kernel pointer in hdr->cmdp, where sg_io() expects to find user address. This worked up until recently because of the memcpy bug, but now it doesn't because we do the proper copy_from_user(). This fix undoes the user copy code from sg_io, and instead makes the SG_IO ioctl copy it locally. This makes SG_IO and CDROM_SEND_PACKET agree on the calling convention, and everybody is happy. I've tested that both cdrecord -dev=/dev/hdc -inq and cdrecord -dev=ATAPI:/dev/hdc -inq works now. The former will use SG_IO, the latter CDROM_SEND_PACKET (and incidentally would work in both 2.4 and 2.6, if it wasn't for CDROM_SEND_PACKET sucking badly in 2.4).
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- 15 Dec, 2003 6 commits
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Jens Axboe authored
From Jon Burgess: There is a problems with blank DVD media using the ide-cd driver. When we attempt to read the blank disk, the drive responds to the read request by returning a "blank media" error. The kernel doesn't have any special case handling for this sense value and retries the request a couple of times, then gives up and does a bus reset and disables DMA to the device. Which obviously doesn't help the situation. The sense key value of 8 isn't listed in ide-cd.h, but it is listed in scsi.h as a "BLANK_CHECK" error. This trivial patch treats this error condition as a reason to abort the request. This behaviour is the same as what we do with a blank CD-R. It looks like the same fix might be desired for 2.4 as well, although is perhaps not so important since scsi-ide is normally used instead.
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Len Brown authored
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Len Brown authored
The current approach is to walk the _CRS in pcibios_scan_root() using acpi_walk_resources().
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bk://linuxusb.bkbits.net/gregkh-2.6Linus Torvalds authored
into home.osdl.org:/home/torvalds/v2.5/linux
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Neil Brown authored
1/ make sure raid5 doesn't try to handle multiple overlaping requests at the same time as this would confuse things badly. Currently it justs BUGs if this is attempted. 2/ Fix a possible data-loss-on-write problem. If two or more bio's that write to the same page are processed at the same time, only the first was actually commited to storage. 3/ Fix a use-after-free bug. raid5 keeps the bio's it is given in linked lists when more than one bio touch a single page. In some cases the tail of this list can be freed, and the current test for 'are we at the end' isn't reliable. This patch strengths the test to make it reliable.
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- 14 Dec, 2003 1 commit
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Linus Torvalds authored
Petr Vandrovec noticed a problem where the thread group leader would not be properly reaped if the parent of the thread group was ignoring SIGCHLD, and the thread group leader had exited before the last sub-thread. Fixed by Ingo Molnar.
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- 13 Dec, 2003 3 commits
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Linus Torvalds authored
This time we have a SMP memory ordering issue in prepare_to_wait(), where we really need to make sure that subsequent tests for the event we are waiting for can not migrate up to before the wait queue has been set up.
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René Scharfe authored
In 2.5.x, the BKL was pushed from vfs_readdir() into the filesystem specific functions. But only the unlock_kernel() made it into the HPFS code, lock_kernel() got lost on the way. This rendered the filesystem unusable. This adds the missing lock_kernel(). It's been tested by Timo Maier who also reported the problem earlier today.
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Jens Axboe authored
The previous scsi_ioctl.c patch didn't cleanup the buffer/bio in the error case. Fix it by copying the command data earlier.
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- 12 Dec, 2003 1 commit
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Linus Torvalds authored
corruption on SMP because of another CPU still accessing a waitqueue even after it was de-allocated. Use a careful version of the list emptiness check to make sure we don't de-allocate the stack frame before the waitqueue is all done.
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- 11 Dec, 2003 5 commits
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Len Brown authored
Changed the initialization of Operation Regions during subsystem init to perform two entire walks of the ACPI namespace; The first to initialize the regions themselves, the second to execute the _REG methods. This fixed some interdependencies across _REG methods found on some machines. Fixed a problem where a Store(Local0, Local1) could simply update the object reference count, and not create a new copy of the object if the Local1 is uninitialized. Implemented support for the _SST reserved method during sleep transitions. Implemented support to clear the SLP_TYP and SLP_EN bits when waking up, this is apparently required by some machines. When sleeping, clear the wake status only if SleepState is not S5. Fixed a problem in AcpiRsExtendedIrqResource() where an incorrect pointer arithmetic advanced a string pointer too far. Fixed a problem in AcpiTbGetTablePtr() where a garbage pointer could be returned if the requested table has not been loaded. Within the support for IRQ resources, restructured the handling of the active and edge/level bits. Fixed a few problems in AcpiPsxExecute() where memory could be leaked under certain error conditions. Improved error messages for the cases where the ACPI mode could not be entered.
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Len Brown authored
Fixed a problem where a level-triggered GPE with an associated _Lxx control method was incorrectly cleared twice. Fixed a problem with the Field support code where an access can occur beyond the end-of-region if the field is non-aligned but extends to the very end of the parent region (resulted in an AE_AML_REGION_LIMIT exception.) Fixed a problem with ACPI Fixed Events where an RT Clock handler would not get invoked on an RTC event. The RTC event bitmasks for the PM1 registers were not being initialized properly. Implemented support for executing _STA and _INI methods for Processor objects. Although this is currently not part of the ACPI specification, there is existing ASL code that depends on the init-time execution of these methods. Implemented and deployed a GetDescriptorName function to decode the various types of internal descriptors. Guards against null descriptors during debug output also. Implemented and deployed a GetNodeName function to extract the 4-character namespace node name. This function simplifies the debug and error output, as well as guarding against null pointers during output. Implemented and deployed the ACPI_FORMAT_UINT64 helper macro to simplify the debug and error output of 64-bit integers. This macro replaces the HIDWORD and LODWORD macros for dumping these integers. Updated the implementation of the Stall() operator to only call AcpiOsStall(), and also return an error if the operand is larger than 255. This preserves the required behavior of not relinquishing the processor, as would happen if AcpiOsSleep() was called for "long stalls". Constructs of the form "Store(LocalX,LocalX)" where LocalX is not initialized are now treated as NOOPs. Cleaned up a handful of warnings during 64-bit generation. Fixed a reported error where and incorrect GPE number was passed to the GPE dispatch handler. This value is only used for error output, however. Used this opportunity to clean up and streamline the GPE dispatch code.
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Len Brown authored
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Len Brown authored
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Greg Kroah-Hartman authored
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- 10 Dec, 2003 5 commits
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Len Brown authored
into intel.com:/home/lenb/bk/linux-acpi-test-2.6.0
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Greg Kroah-Hartman authored
into kroah.com:/home/greg/linux/BK/usb-2.6
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Andrey Borzenkov authored
visor.c defines one empty slot in USB ids table that can be filled in at runtime using module parameters. file2alias generates catch-all alias for it: alias usb:v*p*dl*dh*dc*dsc*dp*ic*isc*ip* visor patch adds the same sanity check as in depmod to scripts/file2alias.
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Greg Kroah-Hartman authored
This patch fixes the bug where running ppp over a ttyUSB device would fail.
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- 09 Dec, 2003 7 commits
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Herbert Xu authored
This patch was integrated by you in 2.4 six months ago. Unfortunately it never got into 2.5. Without it you can end up with crashes such as http://bugs.debian.org/218670
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Alan Stern authored
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Oliver Neukum authored
apart from locking bugs, there are other races. This fixes one with signal delivery. The signal should be delivered _before_ the reciever is woken.
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Oliver Neukum authored
this fixes two instances of GFP_KERNEL from completion handlers.
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Tom Rini authored
On Mon, Dec 01, 2003 at 11:21:58AM -0800, Greg KH wrote: > Can't you use xsane without the scanner kernel driver? I thought the > latest versions used libusb/usbfs to talk directly to the hardware. > Because of this, the USB scanner driver is marked to be removed from the > kernel sometime in the near future. After a bit of mucking around (and possibly finding a bug with debian's libusb/xsane/hotplug interaction, nothing seems to run /etc/hotplug/usb/libusbscanner and thus only root can scan, anyone whose got this working please let me know), the problem does not exist if I only use libusb xsane. How about the following:
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Matthew Dharm authored
This patch fixes some obvious errors in the jumpshot and datafab drivers. This should close out Bugzilla bug #1408 > Date: Mon, 1 Dec 2003 12:14:53 -0500 (EST) > From: Alan Stern <stern@rowland.harvard.edu> > Subject: Patch from Eduard Hasenleithner > To: Matthew Dharm <mdharm-usb@one-eyed-alien.net> > cc: USB Storage List <usb-storage@one-eyed-alien.net> > > Matt: > > Did you see this patch? It was posted to the usb-development mailing list > about a week ago, before I started making all my changes. It is clearly > correct and necessary. > > Alan Stern
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Jens Axboe authored
James reported a bug in scsi_ioctl.c where it mem copies a user pointer instead of using copy_from_user(). I inadvertently introduced this one when getting rid of CDROM_SEND_PACKET. Here's a trivial patch to fix it.
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- 08 Dec, 2003 1 commit
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Arnaldo Carvalho de Melo authored
TCP IPV6 ->hash() method should not grab a socket reference.
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