GitHub/moto-9609/android_kernel_motorola_exynos9610.git
19 years ago[ARM] 2957/1: imx UART Error handling
Sascha Hauer [Mon, 10 Oct 2005 09:17:42 +0000 (10:17 +0100)]
[ARM] 2957/1: imx UART Error handling

Patch from Sascha Hauer

Fix error path in imx_startup.

Signed-off-by: Giancarlo Formicuccia <gformicuccia@atinno.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
19 years ago[ARM] Update mach-types
Russell King [Mon, 10 Oct 2005 08:48:10 +0000 (09:48 +0100)]
[ARM] Update mach-types

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
19 years ago[PATCH] gfp flags annotations - part 1
Al Viro [Fri, 7 Oct 2005 06:46:04 +0000 (07:46 +0100)]
[PATCH] gfp flags annotations - part 1

 - added typedef unsigned int __nocast gfp_t;

 - replaced __nocast uses for gfp flags with gfp_t - it gives exactly
   the same warnings as far as sparse is concerned, doesn't change
   generated code (from gcc point of view we replaced unsigned int with
   typedef) and documents what's going on far better.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] scsi_ioctl: only warn for rejected commands
Jens Axboe [Fri, 7 Oct 2005 17:41:34 +0000 (19:41 +0200)]
[PATCH] scsi_ioctl: only warn for rejected commands

We should not be warning about commands that we allow, even if they are
unknown. So move the if-root-allow check up a notch.

Signed-off-by: Jens Axboe <axboe@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/perex/alsa
Linus Torvalds [Sat, 8 Oct 2005 21:59:13 +0000 (14:59 -0700)]
Merge /pub/scm/linux/kernel/git/perex/alsa

19 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog
Linus Torvalds [Sat, 8 Oct 2005 21:58:25 +0000 (14:58 -0700)]
Merge /linux/kernel/git/wim/linux-2.6-watchdog

19 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Linus Torvalds [Sat, 8 Oct 2005 21:57:46 +0000 (14:57 -0700)]
Merge /pub/scm/linux/kernel/git/davem/net-2.6

19 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
Linus Torvalds [Sat, 8 Oct 2005 21:57:20 +0000 (14:57 -0700)]
Merge /pub/scm/linux/kernel/git/davem/sparc-2.6

19 years ago[PATCH] Keys: Possessor permissions should be additive
David Howells [Fri, 7 Oct 2005 15:41:24 +0000 (16:41 +0100)]
[PATCH] Keys: Possessor permissions should be additive

This patch makes the possessor permissions on a key additive with
user/group/other permissions on the same key.

This permits extra rights to be granted to the possessor of a key without
taking away any rights conferred by them owning the key or having common group
membership.

Signed-Off-By: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] Keys: Split key permissions checking into a .c file
David Howells [Fri, 7 Oct 2005 14:07:38 +0000 (15:07 +0100)]
[PATCH] Keys: Split key permissions checking into a .c file

The attached patch splits key permissions checking out of key-ui.h and
moves it into a .c file.  It's quite large and called quite a lot, and
it's about to get bigger with the addition of LSM support for keys...

key_any_permission() is also discarded as it's no longer used.

Signed-Off-By: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] Keys: Add request-key process documentation
David Howells [Fri, 7 Oct 2005 14:04:52 +0000 (15:04 +0100)]
[PATCH] Keys: Add request-key process documentation

The attached patch adds documentation for the process by which request-key
works, including how it permits helper processes to gain access to the
requestor's keyrings.

Signed-Off-By: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] key: plug request_key_auth memleak
David Howells [Fri, 7 Oct 2005 14:01:09 +0000 (15:01 +0100)]
[PATCH] key: plug request_key_auth memleak

Plug request_key_auth memleak.  This can be triggered by unprivileged
users, so is local DoS.

Signed-off-by: Chris Wright <chrisw@osdl.org>
Signed-Off-By: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] yenta: fix build if YENTA && !CARDBUS
David Vrabel [Fri, 7 Oct 2005 13:43:22 +0000 (14:43 +0100)]
[PATCH] yenta: fix build if YENTA && !CARDBUS

(struct pcmcia_socket).tune_bridge only exists if CONFIG_CARDBUS is set
but building yenta_socket without CardBus is valid.

Signed-off-by: David Vrabel <dvrabel@arcom.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] fix do_coredump() vs SIGSTOP race
Oleg Nesterov [Fri, 7 Oct 2005 13:46:19 +0000 (17:46 +0400)]
[PATCH] fix do_coredump() vs SIGSTOP race

Let's suppose we have 2 threads in thread group:
A - does coredump
B - has pending SIGSTOP

thread A thread B

do_coredump: get_signal_to_deliver:

  lock(->sighand)
  ->signal->flags = SIGNAL_GROUP_EXIT
  unlock(->sighand)

lock(->sighand)
signr = dequeue_signal()
->signal->flags |= SIGNAL_STOP_DEQUEUED
return SIGSTOP;

do_signal_stop:
    unlock(->sighand)

  coredump_wait:

      zap_threads:
          lock(tasklist_lock)
          send SIGKILL to B
              // signal_wake_up() does nothing
          unlock(tasklist_lock)

    lock(tasklist_lock)
    lock(->sighand)
    re-check sig->flags & SIGNAL_STOP_DEQUEUED, yes
    set_current_state(TASK_STOPPED);
    finish_stop:
        schedule();
            // ->state == TASK_STOPPED

      wait_for_completion(&startup_done)
         // waits for complete() from B,
         // ->state == TASK_UNINTERRUPTIBLE

We can't wake up 'B' in any way:

SIGCONT will be ignored because handle_stop_signal() sees
->signal->flags & SIGNAL_GROUP_EXIT.

sys_kill(SIGKILL)->__group_complete_signal() will choose
uninterruptible 'A', so it can't help.

sys_tkill(B, SIGKILL) will be ignored by specific_send_sig_info()
because B already has pending SIGKILL.

This scenario is not possbile if 'A' does do_group_exit(), because
it sets sig->flags = SIGNAL_GROUP_EXIT and delivers SIGKILL to
subthreads atomically, holding both tasklist_lock and sighand->lock.
That means that do_signal_stop() will notice !SIGNAL_STOP_DEQUEUED
after re-locking ->sighand. And it is not possible to any other
thread to re-add SIGNAL_STOP_DEQUEUED later, because dequeue_signal()
can only return SIGKILL.

I think it is better to change do_coredump() to do sigaddset(SIGKILL)
and signal_wake_up() under sighand->lock, but this patch is much
simpler.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[ATM]: [br2684] if we free the skb, we should return 0
Jean-Denis Boyer [Fri, 7 Oct 2005 20:44:35 +0000 (13:44 -0700)]
[ATM]: [br2684] if we free the skb, we should return 0

From: "Jean-Denis Boyer" <jdboyer@mediatrix.com>
Signed-off-by: Chas Williams <chas@cmf.nrl.navy.mil>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[SPARC64]: Fix userland FPU state corruption.
David S. Miller [Fri, 7 Oct 2005 20:30:49 +0000 (13:30 -0700)]
[SPARC64]: Fix userland FPU state corruption.

We need to use stricter memory barriers around the block
load and store instructions we use to save and restore the
FPU register file.

Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[SPARC]: Fix p9100 framebuffer in 2.6
Tom 'spot' Callaway [Fri, 7 Oct 2005 20:05:56 +0000 (13:05 -0700)]
[SPARC]: Fix p9100 framebuffer in 2.6

The attached patch fixes the p9100 framebuffer so that text is viewable
(not black on black, like it was before the patch). The linux logo
displays for a very short period of time, then is replaced by a grey
box. This leads me to believe that this framebuffer would have problems
in X, but since there hasn't been a weitek driver for X in several
millennia, this isn't something that I can confirm or deny.

But this patch does get color console working on my SPARCbook 3TX.

Signed-off-by: Tom 'spot' Callaway <tcallawa@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[ALSA] usb-audio: add MIDI quirk for Hercules DJ Console
Clemens Ladisch [Wed, 5 Oct 2005 11:23:19 +0000 (13:23 +0200)]
[ALSA] usb-audio: add MIDI quirk for Hercules DJ Console

USB generic driver
Add a quirk entry for the external MIDI ports of the
Windows Edition of the Hercules DJ Console.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
19 years ago[ALSA] usb-audio: add another ID for Hercules DJ Console
Clemens Ladisch [Wed, 5 Oct 2005 11:02:38 +0000 (13:02 +0200)]
[ALSA] usb-audio: add another ID for Hercules DJ Console

USB generic driver
Add a mixer quirk entry for the Hercules DJ Console (Windows Edition)
that uses a different USB product ID.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
19 years ago[ALSA] ali5451 - Don't build non-existing modem PCM
Takashi Iwai [Tue, 4 Oct 2005 11:50:44 +0000 (13:50 +0200)]
[ALSA] ali5451 - Don't build non-existing modem PCM

ALI5451 driver
Don't build the modem PCM if the corresponding codec isn't detected.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] emu10k1 - Fix handling of ac97_chip=2
Takashi Iwai [Tue, 4 Oct 2005 11:49:32 +0000 (13:49 +0200)]
[ALSA] emu10k1 - Fix handling of ac97_chip=2

EMU10K1/EMU10K2 driver
Fixed the handling of ac97_chip=2 capability type.
The error occurs in snd_ac97_mixer(), not in snd_ac97_bus().
Also, release the unnecessary ac97_bus object in the error path.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] korg1212: fix typo
Clemens Ladisch [Tue, 4 Oct 2005 06:42:10 +0000 (08:42 +0200)]
[ALSA] korg1212: fix typo

KORG1212 driver
Add a missing comma that made the stateName array one entry too short.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
19 years ago[ALSA] emu10k1 - Fix loading of SBLive Game board
Takashi Iwai [Fri, 30 Sep 2005 14:56:59 +0000 (16:56 +0200)]
[ALSA] emu10k1 - Fix loading of SBLive Game board

EMU10K1/EMU10K2 driver
Fixed the error at loading SBLive Game board (and possible other models).
The PCI SSIDs of this board conflicts with SB Live 5.1 Platinum, which has
no AC97 chip.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] via82xx - dxs_support entry for an ASUS mobo
Takashi Iwai [Thu, 29 Sep 2005 11:49:44 +0000 (13:49 +0200)]
[ALSA] via82xx - dxs_support entry for an ASUS mobo

VIA82xx driver
Addded a dxs_support entry for an ASUS mobo.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] Fix confliction of capture controls on ALC880 test model
Takashi Iwai [Thu, 29 Sep 2005 11:25:14 +0000 (13:25 +0200)]
[ALSA] Fix confliction of capture controls on ALC880 test model

HDA Codec driver
Fixed the confliction of capture controls on ALC880 'test' model.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] fix HD audio ALC882 lfe (un)mute
John W. Linville [Thu, 29 Sep 2005 11:20:45 +0000 (13:20 +0200)]
[ALSA] fix HD audio ALC882 lfe (un)mute

HDA Codec driver
Mark the ALC882 'LFE Playback Switch' as an input, like the other
playback switch settings.

Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] fix alc880_test_mixer typo
John W. Linville [Thu, 29 Sep 2005 11:18:41 +0000 (13:18 +0200)]
[ALSA] fix alc880_test_mixer typo

HDA Codec driver
Fix a typo (cut & paste) in the alc880_test_mixer structure.

Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] fix HD audio ALC260 mono (un)mute
John W. Linville [Thu, 29 Sep 2005 11:13:38 +0000 (13:13 +0200)]
[ALSA] fix HD audio ALC260 mono (un)mute

HDA Codec driver
The ALC260 'Mono Playback Switch' is marked as an output in
patch_realtek.c. It actually does not work unless it is marked as an
input. Go figure... This was tested and confirmed on an HP xw4300.

Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] usb-audio: increase max buffer size
Clemens Ladisch [Mon, 26 Sep 2005 07:59:57 +0000 (09:59 +0200)]
[ALSA] usb-audio: increase max buffer size

USB generic driver
Increase the maximum PCM buffer size to 1 MB.  The USB driver doesn't
have any inherent buffer size limit, and big multichannel interfaces
may benefit from this.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
19 years ago[ALSA] usb-audio: add another ID for the TerraTec PHASE26
Clemens Ladisch [Mon, 26 Sep 2005 06:55:01 +0000 (08:55 +0200)]
[ALSA] usb-audio: add another ID for the TerraTec PHASE26

USB generic driver
There is another revision of the PHASE26 with a different product ID;
add a quirk entry for that, too.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
19 years ago[ALSA] usb-audio: add more Yamaha USB MIDI devices
Clemens Ladisch [Tue, 20 Sep 2005 07:06:36 +0000 (09:06 +0200)]
[ALSA] usb-audio: add more Yamaha USB MIDI devices

USB generic driver
Add quirk entries for four unknown Yamaha USB MIDI devices.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
19 years ago[ALSA] Add iBook 1.33GHz support
Takashi Iwai [Mon, 19 Sep 2005 13:21:17 +0000 (15:21 +0200)]
[ALSA] Add iBook 1.33GHz support

PPC PMAC driver
Added the support of iBook 1.33GHz.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] usb-audio: add Roland RD-700SX support
Clemens Ladisch [Mon, 19 Sep 2005 10:24:00 +0000 (12:24 +0200)]
[ALSA] usb-audio: add Roland RD-700SX support

USB generic driver
Add a quirk entry for the Roland RD-700SX.
This should work for the RD-300SX, too.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
19 years ago[ALSA] via82xx - Add a dxs whitelist entry
Takashi Iwai [Fri, 16 Sep 2005 17:07:52 +0000 (19:07 +0200)]
[ALSA] via82xx - Add a dxs whitelist entry

VIA82xx driver
Added a dxs whitelist entry for an ECS mobo.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] clean suspend/resume calls for ac97_bus_type
Nicolas Pitre [Fri, 16 Sep 2005 16:50:53 +0000 (18:50 +0200)]
[ALSA] clean suspend/resume calls for ac97_bus_type

AC97 Codec
A single call to the driver suspend/resume method for each device is
enough. The level and SUSPEND_*/RESUME_* arguments are deprecated and
said to be removed eventually anyway (no other subsystem are using them
anymore except platform devices).

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] remove redundent assignment to the ac97 device structure
Nicolas Pitre [Fri, 16 Sep 2005 16:49:22 +0000 (18:49 +0200)]
[ALSA] remove redundent assignment to the ac97 device structure

AC97 Codec
Don't use dev.platform_data to store a reference to the containing
ac97_t structure.  Such assignment is redundent since we can deduce the
ac97_t structure location from the contained device structure.  This
sets platform_data free for other purposes.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] remove bogus match method for ac97_bus
Nicolas Pitre [Fri, 16 Sep 2005 16:46:36 +0000 (18:46 +0200)]
[ALSA] remove bogus match method for ac97_bus

AC97 Codec
The bus_id is initialized with a generic identifier string which is not
really useful for proper driver matching.  Let the driver decide what it
needs via its probe method instead.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] usb-audio: ignore Hercules DJ Console mixer errors
Clemens Ladisch [Fri, 16 Sep 2005 14:56:01 +0000 (16:56 +0200)]
[ALSA] usb-audio: ignore Hercules DJ Console mixer errors

USB generic driver
Add a quirk entry for the Hercules DJ Console to ignore timeouts on
some mixer control transfers.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
19 years ago[ALSA] Fix pm_message_t in PXA2XX-AC97 driver
Dirk Opfer [Wed, 14 Sep 2005 18:52:25 +0000 (20:52 +0200)]
[ALSA] Fix pm_message_t in PXA2XX-AC97 driver

ARM PXA2XX driver
Fix pm_message_t in PXA2XX-AC97 driver.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] hda-intel - Disable DMA position auto-correction
Takashi Iwai [Tue, 13 Sep 2005 09:28:53 +0000 (11:28 +0200)]
[ALSA] hda-intel - Disable DMA position auto-correction

HDA Intel driver
Disable the auto-correction of DMA position temporarily.
It doesn't work as expected yet...

Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] hda-codec - 'empty' generic mfg-only codec
Sasha Khapyorsky [Tue, 13 Sep 2005 09:25:54 +0000 (11:25 +0200)]
[ALSA] hda-codec - 'empty' generic mfg-only codec

HDA generic driver
This creates 'empty' hda generic for unknown MFG-only codecs.

Signed-off-by: Sasha Khapyorsky <sashak@smlink.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] no templated index for si3036 modem controls
Sasha Khapyorsky [Tue, 13 Sep 2005 09:23:13 +0000 (11:23 +0200)]
[ALSA] no templated index for si3036 modem controls

AC97 Codec
No index is templated for si3036 modem controls.

Signed-off-by: Sasha Khapyorsky <sashak@smlink.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] no templated index for mc97 controls
Sasha Khapyorsky [Tue, 13 Sep 2005 09:21:30 +0000 (11:21 +0200)]
[ALSA] no templated index for mc97 controls

AC97 Codec
No index is templated for mdoem controls.

Signed-off-by: Sasha Khapyorsky <sashak@smlink.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ALSA] snd_opl3sa2: add missing pnp_unregister_driver() calls
Daniel Ritz [Mon, 12 Sep 2005 09:47:04 +0000 (11:47 +0200)]
[ALSA] snd_opl3sa2: add missing pnp_unregister_driver() calls

OPL3SA2 driver

Signed-off-by: Daniel Ritz <daniel.ritz@gmx.ch>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 years ago[ATM]: add support for LECS addresses learned from network
Eric Kinzie [Fri, 7 Oct 2005 05:19:28 +0000 (22:19 -0700)]
[ATM]: add support for LECS addresses learned from network

From: Eric Kinzie <ekinzie@cmf.nrl.navy.mil>
Signed-off-by: Chas Williams <chas@cmf.nrl.navy.mil>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[SPARC32]: Enable generic IOMAP.
Tom 'spot' Callaway [Fri, 7 Oct 2005 05:14:59 +0000 (22:14 -0700)]
[SPARC32]: Enable generic IOMAP.

This helps some PCI stuff build.

Signed-off-by: Tom 'spot' Callaway <tcallawa@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years agoAvoid 'names_cache' memory leak with CONFIG_AUDITSYSCALL
Linus Torvalds [Fri, 7 Oct 2005 04:54:21 +0000 (21:54 -0700)]
Avoid 'names_cache' memory leak with CONFIG_AUDITSYSCALL

The nameidata "last.name" is always allocated with "__getname()", and
should always be free'd with "__putname()".

Using "putname()" without the underscores will leak memory, because the
allocation will have been hidden from the AUDITSYSCALL code.

Arguably the real bug is that the AUDITSYSCALL code is really broken,
but in the meantime this fixes the problem people see.

Reported by Robert Derr, patch by Rick Lindsley.

Acked-by: Al Viro <viro@ftp.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[SCTP] Fix SCTP socket options to work with 32-bit apps on 64-bit kernels.
Sridhar Samudrala [Fri, 7 Oct 2005 04:37:01 +0000 (21:37 -0700)]
[SCTP] Fix SCTP socket options to work with 32-bit apps on 64-bit kernels.

Adds alignment attribute to a few structures used with SCTP socket
options so that the sizes and offsets remain the same when built using
either 32 or 64 bit tools.

Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[SCTP] Fix sctp_get{pl}addrs() API to work with 32-bit apps on 64-bit kernels.
Ivan Skytte Jørgensen [Fri, 7 Oct 2005 04:36:17 +0000 (21:36 -0700)]
[SCTP] Fix sctp_get{pl}addrs() API to work with 32-bit apps on 64-bit kernels.

The old socket options are marked with a _OLD suffix so that the
existing 32-bit apps on 32-bit kernels do not break.

Signed-off-by: Ivan Skytte Jørgensen <isj-sctp@i1.dk>
Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[SPARC64]: Probe for power device on ISA bus too.
David S. Miller [Fri, 7 Oct 2005 03:43:54 +0000 (20:43 -0700)]
[SPARC64]: Probe for power device on ISA bus too.

Signed-off-by: David S. Miller <davem@davemloft.net>
19 years agoMerge branch 'release' of master.kernel.org:/pub/scm/linux/kernel/git/aegl/linux-2.6
Linus Torvalds [Thu, 6 Oct 2005 22:37:09 +0000 (15:37 -0700)]
Merge branch 'release' of /linux/kernel/git/aegl/linux-2.6

19 years ago[IA64] Avoid kernel hang during CMC interrupt storm
Bryan Sutula [Wed, 5 Oct 2005 17:02:06 +0000 (11:02 -0600)]
[IA64] Avoid kernel hang during CMC interrupt storm

I've noticed a kernel hang during a storm of CMC interrupts, which was
tracked down to the continual execution of the interrupt handler.

There's code in the CMC handler that's supposed to disable CMC
interrupts and switch to polling mode when it sees a bunch of CMCs.
Because disabling CMCs across all CPUs isn't safe in interrupt context,
the disable is done with a schedule_work().  But with continual CMC
interrupts, the schedule_work() never gets executed.

The following patch immediately disables CMC interrupts for the current
CPU.  This then allows (at least) one CPU to ignore CMC interrupts,
execute the schedule_work() code, and disable CMC interrupts on the rest
of the CPUs.

Acked-by: Keith Owens <kaos@sgi.com>
Signed-off-by: Bryan Sutula <Bryan.Sutula@hp.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
19 years agoMerge master.kernel.org:/home/rmk/linux-2.6-ucb
Linus Torvalds [Thu, 6 Oct 2005 22:01:11 +0000 (15:01 -0700)]
Merge master.kernel.org:/home/rmk/linux-2.6-ucb

19 years agoMerge master.kernel.org:/home/rmk/linux-2.6-arm
Linus Torvalds [Thu, 6 Oct 2005 22:00:53 +0000 (15:00 -0700)]
Merge master.kernel.org:/home/rmk/linux-2.6-arm

19 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Linus Torvalds [Thu, 6 Oct 2005 21:16:19 +0000 (14:16 -0700)]
Merge /pub/scm/linux/kernel/git/davem/net-2.6

19 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
Linus Torvalds [Thu, 6 Oct 2005 21:16:07 +0000 (14:16 -0700)]
Merge /pub/scm/linux/kernel/git/davem/sparc-2.6

19 years ago[MFD] Fix gcc4 build errors in ucb1x00-core.c
Russell King [Thu, 6 Oct 2005 12:09:42 +0000 (13:09 +0100)]
[MFD] Fix gcc4 build errors in ucb1x00-core.c

drivers/mfd/ucb1x00-core.c:555: error: static declaration of 'ucb1x00_class' follows non-static declaration
drivers/mfd/ucb1x00.h:109: error: previous declaration of 'ucb1x00_class' was here

Since ucb1x00_class isn't used by anything, remove the extern
declaration and the symbol export.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
19 years ago[SPARC64]: Fix initrd when net booting.
David S. Miller [Wed, 5 Oct 2005 22:12:00 +0000 (15:12 -0700)]
[SPARC64]: Fix initrd when net booting.

By allocating early memory for the firmware page tables, we
can write over the beginning of the initrd image.

So what we do now is:

1) Read in firmware translations table while still on the
   firmware's trap table.
2) Switch to Linux trap table.
3) Init bootmem.
4) Build firmware page tables using __alloc_bootmem().

And this keeps the initrd from being clobbered.

Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[ARM] 2954/1: Allow D and I cache and branch prediction disabling for ARMv6
Catalin Marinas [Wed, 5 Oct 2005 22:06:36 +0000 (23:06 +0100)]
[ARM] 2954/1: Allow D and I cache and branch prediction disabling for ARMv6

Patch from Catalin Marinas

There is no reason to not allow these config options. They are useful when
the hardware has problems.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
19 years ago[SPARC]: Remove some duplicated sparc32 config items
Martin Habets [Wed, 5 Oct 2005 19:21:36 +0000 (12:21 -0700)]
[SPARC]: Remove some duplicated sparc32 config items

Remove some duplicated items due to the inclusion of the general
drivers/Kconfig file. These are now taken from drivers/char/Kconfig,
and can be turned off there as well (which is desirable sometimes).

Signed-off-by: Martin Habets <errandir_news@mph.eclipse.co.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[AX.25]: Fix packet socket crash
Ralf Baechle [Wed, 5 Oct 2005 19:16:04 +0000 (12:16 -0700)]
[AX.25]: Fix packet socket crash

Since changeset 98a82febb6340466824c3a453738d4fbd05db81a AX.25 is passing
received IP and ARP packets to the stack through netif_rx() but we don't
set the skb->mac.raw to right value which may result in a crash with
applications that use a packet socket.

Signed-off-by: Ralf Baechle DL5RB <ralf@linux-mips.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[IPSEC]: Document that policy direction is derived from the index.
Herbert Xu [Wed, 5 Oct 2005 19:15:12 +0000 (12:15 -0700)]
[IPSEC]: Document that policy direction is derived from the index.

Here is a patch that adds a helper called xfrm_policy_id2dir to
document the fact that the policy direction can be and is derived
from the index.

This is based on a patch by YOSHIFUJI Hideaki and 210313105@suda.edu.cn.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[IPV6]: Fix NS handing for proxy/anycast address
YOSHIFUJI Hideaki [Wed, 5 Oct 2005 19:11:41 +0000 (12:11 -0700)]
[IPV6]: Fix NS handing for proxy/anycast address

Timer set up by pneigh_enqueue() ended up calling ndisc_rcv()
via pndisc_redo(), which clears LOCALLY_ENQUEUED flag in
NEIGH_CB(skb) and NS was queued again.
Let's call ndisc_recv_ns() directly to avoid the loop.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[TCP]: BIC coding bug in Linux 2.6.13
Stephen Hemminger [Wed, 5 Oct 2005 19:09:31 +0000 (12:09 -0700)]
[TCP]: BIC coding bug in Linux 2.6.13

Missing parenthesis in causes BIC to be slow in increasing congestion
window.

Spotted by Injong Rhee.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[MCAST] ipv6: Fix address size in grec_size
Yan Zheng [Wed, 5 Oct 2005 19:08:13 +0000 (12:08 -0700)]
[MCAST] ipv6: Fix address size in grec_size

Signed-Off-By: Yan Zheng <yanzheng@21cn.com>
Acked-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Acked-by: David L Stevens <dlstevens@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[PATCH] Fix drm 'debug' sysfs permissions
Dave Jones [Mon, 3 Oct 2005 19:02:20 +0000 (15:02 -0400)]
[PATCH] Fix drm 'debug' sysfs permissions

Just enables some extra printk's, but still..  Only the sysadmin should
be able to do that.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] ppc: Fix timekeeping with HZ=250 on some Mac models
Benjamin Herrenschmidt [Wed, 5 Oct 2005 07:43:40 +0000 (17:43 +1000)]
[PATCH] ppc: Fix timekeeping with HZ=250 on some Mac models

Older Macs which uses the VIA chip timers to calibrate the timebase used
some code that wouldn't work if HZ wasn't divisible by 100...

This fixes it at least for 250.  Not totally perfect but should be
enough for now (so it at least works with the default value which is now
250).

There is still a potential issue with the core using CLOCK_TICK_RATE to
maintain xtime and CLOCK_TICK_RATE value on ppc32 is pure crap, but that
is a different problem, this patch at least brings us back to our
previous situation.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] fix the breakage in sparc headers
Al Viro [Wed, 5 Oct 2005 07:36:02 +0000 (08:36 +0100)]
[PATCH] fix the breakage in sparc headers

If we switch extern inline to static inline, we'd better switch the
pre-declarations we use to say that these puppies have
__attribute_const__ on them.

Otherwise we get extern declaration followed by static inline one.
Which makes gcc unhappy, and for a good reason...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[XFRM]: fix sparse gfp nocast warnings
Randy Dunlap [Wed, 5 Oct 2005 05:45:35 +0000 (22:45 -0700)]
[XFRM]: fix sparse gfp nocast warnings

Fix implicit nocast warnings in xfrm code:
net/xfrm/xfrm_policy.c:232:47: warning: implicit cast to nocast type

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[TEXTSEARCH]: fix sparse gfp nocast warnings
Randy Dunlap [Wed, 5 Oct 2005 05:45:14 +0000 (22:45 -0700)]
[TEXTSEARCH]: fix sparse gfp nocast warnings

Fix nocast sparse warnings:
include/linux/textsearch.h:165:57: warning: implicit cast to nocast type

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[RPC]: fix sparse gfp nocast warnings
Randy Dunlap [Wed, 5 Oct 2005 05:44:45 +0000 (22:44 -0700)]
[RPC]: fix sparse gfp nocast warnings

Fix nocast sparse warnings:
net/rxrpc/call.c:2013:25: warning: implicit cast to nocast type
net/rxrpc/connection.c:538:46: warning: implicit cast to nocast type
net/sunrpc/sched.c:730:36: warning: implicit cast to nocast type
net/sunrpc/sched.c:734:56: warning: implicit cast to nocast type

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[AF_KEY]: fix sparse gfp nocast warnings
Randy Dunlap [Wed, 5 Oct 2005 05:43:04 +0000 (22:43 -0700)]
[AF_KEY]: fix sparse gfp nocast warnings

Fix implicit nocast warnings in net/key code:
net/key/af_key.c:195:27: warning: implicit cast to nocast type
net/key/af_key.c:1439:28: warning: implicit cast to nocast type

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[NETFILTER]: fix sparse gfp nocast warnings
Randy Dunlap [Wed, 5 Oct 2005 05:42:42 +0000 (22:42 -0700)]
[NETFILTER]: fix sparse gfp nocast warnings

Fix implicit nocast warnings in nfnetlink code:
net/netfilter/nfnetlink.c:204:43: warning: implicit cast to nocast type

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[IPVS]: fix sparse gfp nocast warnings
Randy Dunlap [Wed, 5 Oct 2005 05:42:15 +0000 (22:42 -0700)]
[IPVS]: fix sparse gfp nocast warnings

From: Randy Dunlap <rdunlap@xenotime.net>

Fix implicit nocast warnings in ip_vs code:
net/ipv4/ipvs/ip_vs_app.c:631:54: warning: implicit cast to nocast type

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[DECNET]: fix sparse gfp nocast warnings
Randy Dunlap [Wed, 5 Oct 2005 05:41:48 +0000 (22:41 -0700)]
[DECNET]: fix sparse gfp nocast warnings

Fix implicit nocast warnings in decnet code:
net/decnet/af_decnet.c:458:40: warning: implicit cast to nocast type
net/decnet/dn_nsp_out.c:125:35: warning: implicit cast to nocast type
net/decnet/dn_nsp_out.c:219:29: warning: implicit cast to nocast type

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[CONNECTOR]: fix sparse gfp nocast warnings
Randy Dunlap [Wed, 5 Oct 2005 05:41:16 +0000 (22:41 -0700)]
[CONNECTOR]: fix sparse gfp nocast warnings

Fix implicit nocast warnings in connector code:
drivers/connector/connector.c:102:24: warning: implicit cast to nocast type
drivers/connector/connector.c:114:45: warning: implicit cast to nocast type

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[BONDING]: fix sparse gfp nocast warnings
Randy Dunlap [Wed, 5 Oct 2005 05:39:41 +0000 (22:39 -0700)]
[BONDING]: fix sparse gfp nocast warnings

Fix implicit nocast warnings in bonding code:
drivers/net/bonding/bond_main.c:1302:49: warning: implicit cast to nocast type

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[ATM]: fix sparse gfp nocast warnings
Randy Dunlap [Wed, 5 Oct 2005 05:38:44 +0000 (22:38 -0700)]
[ATM]: fix sparse gfp nocast warnings

Fix implicit nocast warnings in atm code:
net/atm/atm_misc.c:35:44: warning: implicit cast to nocast type
drivers/atm/fore200e.c:183:33: warning: implicit cast to nocast type

Also use kzalloc() instead of kmalloc().

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[PATCH] orinoco: Information leakage due to incorrect padding
Pavel Roskin [Wed, 5 Oct 2005 01:33:10 +0000 (21:33 -0400)]
[PATCH] orinoco: Information leakage due to incorrect padding

The orinoco driver can send uninitialized data exposing random pieces of
the system memory.  This happens because data is not padded with zeroes
when its length needs to be increased.

Reported by Meder Kydyraliev <meder@o0o.nu>

Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
19 years agoMerge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband
Linus Torvalds [Tue, 4 Oct 2005 23:55:43 +0000 (16:55 -0700)]
Merge branch 'for-linus' of /linux/kernel/git/roland/infiniband

19 years ago[PATCH] Fix broken IXP4xx GPIO macro
Deepak Saxena [Tue, 4 Oct 2005 23:32:38 +0000 (16:32 -0700)]
[PATCH] Fix broken IXP4xx GPIO macro

Macro ended up backwards during one of cleanups. Found by Alessandro Zummo.

Signed-off-by: Deepak Saxena <dsaxena@plexity.net>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[NETFILTER]: Fix Kconfig typo
Horst H. von Brand [Tue, 4 Oct 2005 22:58:56 +0000 (15:58 -0700)]
[NETFILTER]: Fix Kconfig typo

Signed-off-by: Horst H. von Brand <vonbrand@inf.utfsm.cl>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years agoMerge master.kernel.org:/home/rmk/linux-2.6-arm
Linus Torvalds [Tue, 4 Oct 2005 22:57:53 +0000 (15:57 -0700)]
Merge master.kernel.org:/home/rmk/linux-2.6-arm

19 years ago[PATCH] x86_64: Drop global bit from early low mappings
Andi Kleen [Tue, 4 Oct 2005 22:21:39 +0000 (00:21 +0200)]
[PATCH] x86_64: Drop global bit from early low mappings

Drop global bit from early low mappings

Suggested by Linus, originally also proposed by Suresh.

This fixes a race condition with early start of udev, originally
tracked down by Suresh B. Siddha. The problem was that switching
to the user space VM would not clear the global low mappings
for the beginning of memory, which lead to memory corruption.

Drop the global bits.

The kernel mapping stays global because it should stay constant.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[INET]: Shrink struct inet_ehash_bucket on 32 bits UP
Eric Dumazet [Tue, 4 Oct 2005 22:55:51 +0000 (15:55 -0700)]
[INET]: Shrink struct inet_ehash_bucket on 32 bits UP

No need to align struct inet_ehash_bucket on a 8 bytes boundary.

On 32 bits Uniprocessor, that's a waste of 4 bytes per struct (50 %)

On other platforms, the attribute is useless, natual alignement is already 8.

platform     | Size before | Size after patch
-------------+-------------+------------------
32 bits, UP  |         8   |     4
32 bits, SMP |         8   |     8
64 bits, UP  |         8   |     8
64 bits, SMP |        16   |    16

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[SPARC64]: Replace cheetah+ code patching with variables.
David S. Miller [Tue, 4 Oct 2005 22:23:20 +0000 (15:23 -0700)]
[SPARC64]: Replace cheetah+ code patching with variables.

Instead of code patching to handle the page size fields in
the context registers, just use variables from which we get
the proper values.

Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[ARM] 2952/1: fix a register clobber list
Nicolas Pitre [Tue, 4 Oct 2005 22:17:53 +0000 (23:17 +0100)]
[ARM] 2952/1: fix a register clobber list

Patch from Nicolas Pitre

If gcc decides to assign lr to %0 we're screwed.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
19 years ago[ARM] 2951/1: fix wrong comment
Nicolas Pitre [Tue, 4 Oct 2005 22:17:52 +0000 (23:17 +0100)]
[ARM] 2951/1: fix wrong comment

Patch from Nicolas Pitre

The cmpxchg emulation syscall needs write access.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
19 years ago[ARM] 2950/1: i.MX gpio setup function
Sascha Hauer [Tue, 4 Oct 2005 22:17:52 +0000 (23:17 +0100)]
[ARM] 2950/1: i.MX gpio setup function

Patch from Sascha Hauer

Current implementation of imx_gpio_mode does not allow to
configure all alternate routing possibilities of the i.MX. With
this patch every bit in the gpio setup registers has a
corresponding bit in the gpio_mode parameter, so every routing
should be possible now.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
19 years ago[ARM] 2949/1: Hynix h720x Run mode
Sascha Hauer [Tue, 4 Oct 2005 22:17:51 +0000 (23:17 +0100)]
[ARM] 2949/1: Hynix h720x Run mode

Patch from Sascha Hauer

After coming out of idle mode the h720x goes into slow mode. Switch
it back to run mode.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
19 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Linus Torvalds [Tue, 4 Oct 2005 20:55:22 +0000 (13:55 -0700)]
Merge /pub/scm/linux/kernel/git/davem/net-2.6

19 years ago[PATCH] uml: Fix sysrq-r support for skas mode
Allan Graves [Tue, 4 Oct 2005 18:53:52 +0000 (14:53 -0400)]
[PATCH] uml: Fix sysrq-r support for skas mode

The old code had the IP and SP coming from the registers in the thread
struct, which are completely wrong since those are the userspace
registers.  This fixes that by pulling the correct values from the
jmp_buf in which the kernel state of each thread is stored.

Signed-off-by: Allan Graves <allan.graves@oracle.com>
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] UML - Fix Al's build tidying
Jeff Dike [Tue, 4 Oct 2005 18:53:49 +0000 (14:53 -0400)]
[PATCH] UML - Fix Al's build tidying

Al's build tidying missed one bit from me - without this UML doesn't boot.

Signed-off-by: Jeff Dike <jdike@addtoit.com>
Acked-by: Al Viro <viro@ftp.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] bfs iget() abuses
Al Viro [Tue, 4 Oct 2005 16:48:44 +0000 (17:48 +0100)]
[PATCH] bfs iget() abuses

bfs_fill_super() walks the inode table to get the bitmap of free inodes
and collect stats.  It has no business using iget() for that - it's a
lot of extra work, extra icache pollution and more complex code.
Switched to walking the damn thing directly.

Note: that also allows to kill ->i_dsk_ino in there - separate patch if
Tigran can confirm that this field can be zero only for deleted inodes
(i.e.  something that could only be found during that scan and not by
normal lookups).

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] bfs endianness annotations
Alexey Dobriyan [Tue, 4 Oct 2005 16:43:06 +0000 (17:43 +0100)]
[PATCH] bfs endianness annotations

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] bogus kfree() in ibmtr
Al Viro [Tue, 4 Oct 2005 16:40:44 +0000 (17:40 +0100)]
[PATCH] bogus kfree() in ibmtr

On several failure exits in ibmtr we end up doing kfree() on dev->priv,
with dev allocated by alloc_trdev() and ->priv never reassigned.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] missing include in megaraid_sas
Al Viro [Tue, 4 Oct 2005 16:36:04 +0000 (17:36 +0100)]
[PATCH] missing include in megaraid_sas

megaraid_sas depends on arch-specific indirect includes pulling
fs.h in; on alpha they do not.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[IPV4]: fib_trie root-node expansion
Robert Olsson [Tue, 4 Oct 2005 20:01:58 +0000 (13:01 -0700)]
[IPV4]: fib_trie root-node expansion

The patch below introduces special thresholds to keep root node in the trie
large. This gives a flatter tree at the cost of a modest memory increase.
Overall it seems to be gain and this was also proposed by one the authors
of the paper in recent a seminar.

Main table after loading 123 k routes.

Aver depth:     3.30
Max depth:      9
        Root-node size  12 bits
        Total size: 4044  kB

With the patch:
Aver depth:     2.78
Max depth:      8
        Root-node size  15 bits
        Total size: 4150  kB

An increase of 8-10% was seen in forwading performance for an rDoS attack.

Signed-off-by: Robert Olsson <robert.olsson@its.uu.se>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[IPV6]: Fix infinite loop in udp_v6_get_port().
YOSHIFUJI Hideaki [Tue, 4 Oct 2005 20:00:39 +0000 (13:00 -0700)]
[IPV6]: Fix infinite loop in udp_v6_get_port().

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/aia21/ntfs-2.6
Linus Torvalds [Tue, 4 Oct 2005 16:34:00 +0000 (09:34 -0700)]
Merge /pub/scm/linux/kernel/git/aia21/ntfs-2.6