- 11 Nov, 2004 5 commits
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Kumar Gala authored
This patch adds OCP, interrupt, and memory offset details for the security block on MPC8555/8541 to support drivers. Signed-off-by: Kumar Gala <kumar.gala@freescale.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Mark A. Greer authored
This patch adds a routine that sets up indirect pci config space access but doesn't ioremap the config space addr/data registers. Signed-off-by: Mark Greer <mgreer@mvista.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Suparna Bhattacharya authored
The O_SYNC speedup patches missed the generic_file_xxx_nolock cases, which means that pages weren't actually getting sync'ed in those cases. This patch fixes that. Signed-off-by: Suparna Bhattacharya <suparna@in.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Jesse Barnes authored
profile_hook unconditionally takes a read lock on profile_lock if kernel profiling is enabled. The lock protects the profile_hook notifier chain from being written while it's being called. The routine profile_hook is called in a very hot path though: every timer tick on every CPU. As you can imagine, on a large system, this makes the cacheline containing profile_lock pretty hot. Since oprofile was the only user of the profile_hook, I removed the notifier chain altogether in favor of a simple function pointer with the help of John Levon. This removes all of the contention in the hot path since the variable is very seldom written and simplifies things a little to boot. Acked-by: John Levon <levon@movementarian.org> Signed-off-by: Jesse Barnes <jbarnes@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Matthew Wilcox authored
On PA-RISC, we have a unified syscall table for 32 and 64 bit that uses macros to generate the appropriate syscall names (native vs compat). For this to work, we need consistent compat syscall names. Unfortunately, some recent additions drop the 'sys_'. Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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- 10 Nov, 2004 21 commits
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Linus Torvalds authored
Silly #endif placement problem.
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Arnaldo Carvalho de Melo authored
"platform_rename_gsi" does not exist unless CONFIG_ACPI_BOOT is defined.
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bk://kernel.bkbits.net/davem/net-2.6Linus Torvalds authored
into ppc970.osdl.org:/home/torvalds/v2.6/linux
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bk://bk.arm.linux.org.uk/linux-2.6-rmkLinus Torvalds authored
into ppc970.osdl.org:/home/torvalds/v2.6/linux
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Nicolas Pitre authored
Patch from Nicolas Pitre This should be applied on top of patch #2154/1. This maps the XIP kernel in the same virtual area as used for kernel modules instead of the previous arbitrary location. Doing so has the advantage of having a well defined kernel address not conflicting with the different definitions for VMALLOC_END, as well as making modules loadable without any indirect long branch calls. The work on XIPable MTD also requires this with code marked __xipram for the same reason. This of course reduces the space available for kernel modules from 16MB to either 14MB or 12MB depending on the size of the resulting kernel but that shouldn't be a real issue at all, given that the whole purpose behind XIP is to execute as much stuff from flash, which is better achieved by compiling drivers in the kernel directly. Signed-off-by: Nicolas Pitre Signed-off-by: Russell King
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Nicolas Pitre authored
Patch from Nicolas Pitre This patch allows for the kernel to be configured for XIP. A lot of people are using semi hacked up XIP patches already so it is a good idea to have a generic and clean implementation supporting all ARM targets. The patch isn't too intrusive. It involves: - modifying the kernel entry code to map separate .text and .data sections in the initial page table, as well as relocating .data to ram when needed - modifying the linker script to account for the different VMA and LMA for .data, as well as making sure that .init.data gets relocated to ram - adding the final kernel mapping with a new MT_ROM mem type - distinguishing between XIP and non-XIP for bootmem and memory resource declaration - and adding proper target handling to Makefiles. While at it, this also cleans up the kernel boot code a bit so the kernel can now be compiled for any address in ram, removing the need for a relation between kernel address and start of ram. Also throws in some more comments. And finally the _text, _etext, _end and similar variables are now declared extern void instead of extern char, or even extern int. That allows for operations on their address directly without any cast, and trying to reference them by mistake would yield an error which is a good thing. Tested both configurations: XIP and non XIP, the later producing a kernel for execution from ram just as before. Signed-off-by: Nicolas Pitre Signed-off-by: Russell King
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Ben Dooks authored
Patch from Ben Dooks Added symbol export to the file, and cleaned up the un-necessary include files Signed-off-by: Ben Dooks Signed-off-by: Russell King
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David S. Miller authored
into nuts.davemloft.net:/disk1/BK/net-2.6
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Chris Wright authored
Make sure kernel reads full size of elf data. Error out if mmap fails when mapping any sections of the executable. Make sure interpreter string is NULL terminated. Signed-off-by: Chris Wright <chrisw@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Theodore Y. Ts'o authored
On Tue, Nov 09, 2004 at 01:38:11PM -0600, Jason.Jorgensen@comtrol.com wrote: On Tuesday, November 09, 2004 10:58 AM, Theodore Ts'o <tytso@mit.edu> wrote: > I developed the Rocketport device driver under contract of Comtrol, > with the understanding that the resulting device driver would be > released under the GPL. So I believe the correct way of resolving the > conflicting copyright statements is to delete the following lines. > > It would be good to get positive confirmation from Comtrol as well > that this is their understanding as well. You are absolutely correct. That notice slipped by us and should not be in there. If someone with access to the mainline source could remove that for us we would appreciate it. Cc: Keith.Hammerbeck@comtrol.com, Steve.Erler@comtrol.com Acked-by: Jason.Jorgensen@comtrol.com Signed-off-by: "Theodore Ts'o" <tytso@thunk.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Dinakar Guniguntala authored
Only set the flag in the cases when the exit state is not either TASK_DEAD or TASK_ZOMBIE. (TASK_DEAD or TASK_ZOMBIE will either race or we'll return the information, so no need to note them). I confirmed that this fixes the problem and I also ran some LTP tests Signed-off-by: Dinakar Guniguntala <dino@in.ibm.com> Signed-off-by: Sripathi Kodi <sripathik@in.ibm.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Anton Altaparmakov authored
into cantab.net:/home/src/ntfs-2.6-devel
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ssh://linux-ntfs@bkbits.net/ntfs-2.6-develAnton Altaparmakov authored
into cantab.net:/home/src/ntfs-2.6-devel
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Anton Altaparmakov authored
- Cleanup fs/ntfs/aops.c::ntfs_{read,write}page() since we know that a resident attribute will be smaller than a page which makes the code simpler. Also make the code more tolerant to concurrent ->truncate. Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
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Richard Russon authored
into flatcap.org:/home/flatcap/backup/bk/ntfs-2.6-devel
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Dave Jiang authored
Patch from Dave Jiang Converting IOP321 UART to platform device Remove asm/arch/serial.h dependency Signed-off-by: Dave Jiang Signed-off-by: Russell King
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Dave Jiang authored
Patch from Dave Jiang Clean up iop3xx timer routines and move to xtime_lock/timer_tick schemes dependent on patch 2216/1 Signed-off-by: Dave Jiang Signed-off-by: Russell King
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Ben Dooks authored
Patch from Ben Dooks Add a system device for the s3c2440 called s3c2440-core to allow power management hooks for s3c2440 specific registers to be added. Signed-off-by: Ben Dooks Signed-off-by: Russell King
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Ben Dooks authored
Patch from Ben Dooks This patch does the following: - Save S3C2410_DCLKCON over sleep - Save all non-SDRAM memory bank config - Fix bug in setting PLL before clock divisor - Save all IRQ level controlls - Restore IRQ masks _after_ configuration restored - No debug until core registers restored This patch also moves the pm save/restore list code into the header, for other parts of arch/arm/mach-s3c2410 to use. Note, this is not a general invite for external code to use these functions. Also applied patch from Dimitry Andric to fix up the spelling/typos in Documentation/arm/Samsung-S3C24XX/Suspend.txt Signed-off-by: Ben Dooks Signed-off-by: Dimitry Andric Signed-off-by: Russell King
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Ben Dooks authored
Patch from Ben Dooks The following fixes are included: - fix the addresses of S3C2440_DSCx (off by 4) - SCK0/SCK1 definitions the wrong way around - renable ENABLE to DISABLE Signed-off-by: Ben Dooks Signed-off-by: Russell King
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Russell King authored
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- 09 Nov, 2004 14 commits
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Russell King authored
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Russell King authored
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Russell King authored
- if alarm operations are NULL, don't allow alarm ioctls to succeed. - if ops->ioctl is NULL, don't try to call NULL function. - only display the alarm times in /proc/rtc if we successfully read the alarm time.
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Ian Campbell authored
Patch from Ian Campbell As discussed on the ARM Linux kernel mailing list. With edge triggered interrupts it is impossible to avoid spurious interrupts and so it makes sense to just ignore IRQ_NONE return values in this case. Signed-off-by: Ian Campbell Signed-off-by: Russell King
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Anton Altaparmakov authored
fs/ntfs/aops.c::ntfs_prepare_write() for now as it is not safe. Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
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Anton Altaparmakov authored
Cannot just call fs/ntfs/aops.c::mark_ntfs_record_dirty() since this also marks the page dirty so we create the buffers by hand and set them uptodate. - Revert the removal of the page uptodate check from fs/ntfs/aops.c::mark_ntfs_record_dirty() as it is no longer called from fs/ntfs/mft.c::ntfs_sync_mft_mirror(). Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
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David S. Miller authored
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Patrick McHardy authored
Before the RCU change distruction of the qdisc and all inner qdiscs happend immediately and under the rtnl semaphore. This made sure nothing holding the rtnl semaphore could end up with invalid memory. This is not true anymore, inner qdiscs found on dev->qdisc_list can be suddenly destroyed by the RCU callback. nothing can find them until they get destroyed. This also makes semantics sane again, an inner qdiscs should not be user-visible once the containing qdisc has been destroyed. The second part (locking in qdisc_lookup) is not really required, but currently the only purpose of qdisc_tree_lock seems to be to protect dev->qdisc_list, which is also protected by the rtnl. The rtnl is especially relied on for making sure nobody frees a qdisc while it is used in user-context, so qdisc_tree_lock looks unnecessary. I'm currently reviewing all qdisc locking, if this turns out to be right I will remove qdisc_tree_lock entirely in a follow-up patch, but for now I left it in for consistency. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
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Rusty Russell authored
We try to bind to the same source port when sending packets from the same source IP/source port to the outside world. Normally, this is simple, since we always try to keep the same source port anyway, but there are cases where that is not available. This is a requirement for the Kegel Peer-to-Peer NAT paper: http://alumnus.caltech.edu/~dank/peer-nat.html Unfortunately, our current implementation is useless. It looks up a hash to see if this srcip/srcpt has been used, but instead of returning the mapping to use, it simply returns that same srcip/srcpt. This is clearly wrong. As pointed out by Krisztian Kovacs. Also, we are no longer using the netfilter-special list iterators, so we can split src_cmp, in_range and the actual result manipulation for much clearer code. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: David S. Miller <davem@davemloft.net>
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Ralf Bächle authored
Ax AX.25 connection is identified only by it's source and destination, not by the device it's routed through, so fix the connection block lookup to ignore the device of a connection. This fixes dying connections in case of an AX.25 routing flap. Signed-off-by: David S. Miller <davem@davemloft.net>
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Arjan van de Ven authored
Signed-off-by: Arjan van de Ven <arjan@infradead.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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Patrick McHardy authored
This patch fixes an scheduler/classifier module unload race. struct Qdisc_ops which includes the owner field is also part of the module's memory, so ops might already be freed when try_module_get(ops->owner) is called outside of the locked section. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
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Patrick McHardy authored
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
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Herbert Xu authored
There is a small SMP race in ip6_del_rt where we maybe dereferencing a dst that has been freed. This patch fixes it. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
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