- 10 Feb, 2004 23 commits
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David Mosberger authored
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David Mosberger authored
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David Mosberger authored
via /proc/efi/fpswa, rather than printing it at boot time.
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Keith Owens authored
Periodically check for outstanding MCA or INIT records and pass them to user space salinfo.
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Keith Owens authored
Correct the "did we recover from MCA test" and move it up a level to simplify interaction with debuggers.
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Kenneth W. Chen authored
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Keith Owens authored
Patches from Ben Woodward to calculate irq_safe once and pass it around.
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Keith Owens authored
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Keith Owens authored
[PATCH] ia64: mca.c cleanup - Reorder to remove the need for forward declarations and to consolidate related code
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Keith Owens authored
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Keith Owens authored
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Keith Owens authored
[PATCH] ia64: mca.c cleanup - Delete all record printing code, moved to salinfo_decode in user space
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Keith Owens authored
Port the ia64 mca.c clean up patches from 2.4.25-pre8 to 2.6.2-rc2. The following 6 patches do :- 1 Avoid deadlock when using printk() for MCA and INIT records. 2 Delete all record printing code, moved to salinfo_decode in user space. 3 Mark variables and functions static where possible. 4 Delete dead variables and functions. 5 Reorder to remove the need for forward declarations and to consolidate related code. 6 Bjorn's printk cleanup. Altogether they shrink mca.c from 2432 to 1339 lines and make it much more readable. The only functional change is the removal of any attempt to print the CMC/CPE/MCA/INIT record contents in the kernel plus the addition of an info printk to ia64_mca_check_errors(), to match 2.4. Now we just get one line to say that a record has been detected, except for MCA which prints nothing at all.
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Alex Williamson authored
I've been doing some performance tuning and adding some functionality to sba_iommu for zx1/sx1000 chipsets. This adds: * Long overdue consistent_dma_mask support * Long overdue ability to do large mappings in the iommu * Tightened spinlock usage for better performance/scalability * Added branch prediction hints for some of the performance paths * Added explicit data prefetching to some performance paths - perfmon shows roughly a 20% decrease in L3 misses in the bitmap search code * Increased delayed resource freeing depth and added a separate lock per ioc to avoid contention * Added code to free up queued pdir entries should we be unable to find space for new ones (not that I've ever seen the pdir anywhere close to full) * Finished cleaning out the hint support code, Grant is maintaining this separately for now * Added option to control bypass of sg mappings separately from single/coherent mappings Much like the swiotlb, sba_iommu allows devices capable of 64bit addressing to bypass the iommu and DMA directly to/from memory. Using a worst case scenario test (64bit bypass disabled, all DMA mapped through the iommu), I saw a 60% increase in sequential block input throughput using bonnie++ on a large RAID0 MD array. In fact, this patch provides the best bonnie++ performance with bypass disabled. This is likely due to benefits seen from coalescing the scatterlist, allowing better disk streaming. I assume that network performance will likely be limited by mapping latency, so I added the last bullet item to allow sg mappings to get the benefit of coalescing while keeping a low latency path for single and coherent mappings. If anyone is setup for network benchmarks, I'd be interested in a before and after with this patch.
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Kenneth W. Chen authored
This patch fixes a corner-case of ld.a emulation. ld.a should be emulated such that it always loads a misaligned value and clears the corresponding ALAT entry. The old emulation was correct for the case where ld.a was followed by ld.c/chk.a (since ALAT entry was cleared), but wrong for the case where it _wasn't_ followed by ld.c/chk.a. In that case, the misaligned value wasn't read from memory, as it should have been.
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Jack Steiner authored
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Linus Torvalds authored
The S_IFxxxx macros aren't bits to be tested, they are values of the S_IFMT field.
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James Simmons authored
This patch fixes the GPM cursor corruption people where seeing.
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Joe Thornber authored
With 32 bit sector_t the block device size _in bytes_ is also cut to 32 bit in __set_size when the block device is mount (a filesystem mounted). The argument should be cast to loff_t before expanding the sector count to a byte count and calling i_size_write. [Christophe Saout]
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Linus Torvalds authored
user program inclusion. It's still wrong to include kernel headers from user programs. Oh, well.
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Bartlomiej Zolnierkiewicz authored
Ths "fix duplication of DMA {black,white}list in icside.c" patch broke it. Noticed by Geert Uytterhoeven <geert@linux-m68k.org>.
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Jens Axboe authored
From John McKell <mckellj@iomega.com>: This patch for scsi/sr.c and cdrom/cdrom.c persuades /proc/sys/dev/cdrom/info to report that connecting a drive via USB rather than ATAPI in fact does not make it able to write DVD-R. Without this patch, when sr0 and hdd are the same type of device connected via USB and ATAPI respectively, I see: $ cat /proc/sys/dev/cdrom/info: drive name: sr1 sr0 hdd ... Can write CD-R: 1 0 0 Can write CD-RW: 1 0 0 Can read DVD: 0 0 0 Can write DVD-R: 1 1 0 Can write DVD-RAM: 0 0 0 Can read MRW: 0 0 0 Can write MRW: 0 0 0 With this patch applied, instead I see: $ cat /proc/sys/dev/cdrom/info: drive name: sr1 sr0 hdd ... Can write CD-R: 1 0 0 Can write CD-RW: 1 0 0 Can read DVD: 0 0 0 Can write DVD-R: 0 0 0 Can write DVD-RAM: 0 0 0 Can read MRW: 0 0 0 Can write MRW: 0 0 0 The sr1 device in particular is an ordinary CD-RW that in fact cannot write DVD-R. While messing with this code, I also thought to tweak the /proc formatting to align the tabbed columns.
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Benjamin Herrenschmidt authored
Here's a new version of the patch according to our discussion. This allows the platform to add its own platform files to the sysfs PCI device node through a "pcibios_add_platform_entries()" call. I added an empty pcibios_add_platform_entries() inline to all archs that apparently have PCI and implemented the OF stuff for ppc and ppc64. The name is still "devspec" for now, I doubt it will conflict and that's consistent with our use of the "devspec" name in other places.
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- 09 Feb, 2004 17 commits
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Linus Torvalds authored
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Andrew Morton authored
From: Nathan Scott <nathans@sgi.com>, Andreas Gruenbacher <agruen@suse.de> XFS regression tests tripped a couple of problems with the recent xattr fix. When a size of 0 is passed in, the getxattr and listxattr syscalls return the size that would be required for the value or list of names, without actually returning the value. The previous patch accidentally removed this test, and so querying the required size broke.
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Andrew Morton authored
From: "Art Haas" <ahaas@airmail.net> The following patch removes the duplicated sysctl entries for 'soft-power' and 'unaligned-trap' for HPPA users. Immediately before these lines these two entries exist in a C99-style format.
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bk://kernel.bkbits.net/davem/irda-2.6Linus Torvalds authored
into home.osdl.org:/home/torvalds/v2.5/linux
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bk://bk.arm.linux.org.uk/linux-2.6-rmkLinus Torvalds authored
into home.osdl.org:/home/torvalds/v2.5/linux
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Jean Tourrilhes authored
<Patch from Stephen Hemminger> o [CORRECT] Better handling of shared IRQs in w83977af_ir driver.
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Jean Tourrilhes authored
<Patch from Stephen Hemminger> o [CORRECT] Better handling of shared IRQs in via-ircc driver.
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Jean Tourrilhes authored
<Patch from Stephen Hemminger> o [CORRECT] Better handling of shared IRQs in smsc-ircc2 driver.
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Jean Tourrilhes authored
<Patch from Stephen Hemminger> o [CORRECT] Better handling of shared IRQs in ali-ircc driver.
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Jean Tourrilhes authored
<Patch from Stephen Hemminger> o [CORRECT] Better handling of shared IRQs in nsc-ircc driver.
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Jean Tourrilhes authored
<Patch from Stephen Hemminger> o [FEATURE] remove unused code : device notifier handler.
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Jean Tourrilhes authored
o [FEATURE] Don't drop IrLAP connection is we *just* received an incomming IrLMP connection request.
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Jean Tourrilhes authored
<Original patch from Stephen Hemminger> o [CORRECT] Always initialise Ultra packet/header size. o [CORRECT] Don't allow Ultra send on unbound sockets if no dest address is given. o [FEATURE] Properly support Ultra sendto on unbound sockets.
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Andrew Morton authored
From: Trond Myklebust <trond.myklebust@fys.uio.no> Fix for proper C99 designated initializer, and avoid warning from missing (unreachable - but gcc doesn't know it) return.
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Linus Torvalds authored
a function of its own. This also allows us to do a better job, since slab.c can now do more proper tests.
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Linus Torvalds authored
nfs_idmap.h independent of CONFIG_NFS4 and other header files.
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bk://kernel.bkbits.net/gregkh/linux/i2c-2.6Linus Torvalds authored
into home.osdl.org:/home/torvalds/v2.5/linux
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