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This seems like an obvious typo but it's worked in the past because the virtio
blk frontend just ignores the length field on completion.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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The more_used() function compares the vq->vring.used->idx with last_used_idx.
Since vq->vring.used->idx is a 16-bit integer, and last_used_idx is an
unsigned int, this results in unpredictable behavior when vq->vring.used->idx
wraps around.
This patch corrects this by changing last_used_idx to the correct type.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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This fixes OOPS in network driver when CONFIG_DEBUG_SG=y.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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This patch fixes a typo in vring_init(). This happens to work today in lguest
because the sizeof(struct vring_desc) is 16 and struct vring contains 3
pointers and an unsigned int so on 32-bit
sizeof(struct vring_desc) == sizeof(struct vring). However, this is no longer
true on 64-bit where the bug is exposed.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Add documentation in Kconfig help about the move of /proc/acpi/battery
to /sys/class/power_supply when selecting ACPI_PROCFS. This will impact
a lot of users and should be documented.
Signed-off-by: Jerome Pinot <ngc891@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/drzeus/mmc
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/drzeus/mmc:
Add missing "\n" to log message
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master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev:
libata: Don't fail device revalidation for bad _GTF methods
libata: port and host should be stopped before hardware resources are released
libata: skip 0xff polling for PATA controllers
libata: pata_platform: Support polling-mode configuration.
libata: Support PIO polling-only hosts.
libata sata_qstor conversion to new error handling (EH).
libata sata_qstor workaround for spurious interrupts
libata sata_qstor nuke idle state
nv_hardreset: update dangling reference to bugzilla entry
ata_piix: add SATELLITE PRO U200 to broken suspend list
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master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6: (40 commits)
r8169: prevent bit sign expansion error in mdio_write
r8169: revert 7da97ec96a0934319c7fbedd3d38baf533e20640 (bis repetita)
sky2: new pci id's
ax88796: add superh to kconfig dependencies
qla3xxx: bugfix: Fix bad logical operation in link state machine.
qla3xxx: bugfix: Move link state machine into a worker thread
pasemi_mac: Fix CRC checks
pasemi_mac: Don't set replace-source-address descriptor bits
bonding: don't validate address at device open
bonding: fix rtnl locking merge error
sky2: netpoll on port 0 only
b43: Fix kconfig dependencies for rfkill and leds
b43legacy: Fix sparse warning
b43: properly request pcmcia IRQ
b43legacy: fix shared IRQ race condition
b43: fix shared IRQ race condition
b43legacy: add me as maintainer and fix URLs
b43legacy: fix possible buffer overrun in debugfs
b43: Rewrite and fix rfkill init
b43: debugfs SHM read buffer overrun fix
...
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This reverts commit f33bac8dd4573428b94c67149c5607be489092d1, which was
totally bogus.
The arm/configs/netx_defconfig file already existed - in the right
place. Namely under "arch".
Noticed-by: Paul Mundt <lethal@linux-sh.org>
Acked-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Signed-off-by: Rolf Eike Beer <eike-kernel@sf-tec.de>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
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Oops.
The current code does not like being given an u16 with the highest
bit set as an argument to mdio_write. Let's enforce a correct range of
values for both the register address and value (resp. 5 and 16 bits).
The callers are currently left as-is.
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Edward Hsu <edward_hsu@realtek.com.tw>
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RTL_GIGA_MAC_VER_17 breaks as well.
Signed-off-by: Mark Lord <mlord@pobox.com>
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Edward Hsu <edward_hsu@realtek.com.tw>
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Found a couple of more chips in the latest version of the vendor driver.
They are minor variations on existing chips.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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ax88796: add superh to kconfig dependencies
This patch adds sh architecture support to the ax88796 kconfig.
Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Luckily, this wasn't reported or reproduced. The logical operation for
setting duplex had wrong grouping.
Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The link state machine requires access to some resources that
are shared with the iSCSI function on the chip. (See iSCSI
driver at drivers/scsi/qla4xxx) If the interface is being
up/downed at a rapid pace this driver may need to sleep
waiting to get access to the common resources. For this we
are moving the state machine to run as a work thread.
Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Make sure we don't feed packets with bad CRC up the network stack,
and discount the packet length as reported from the MAC for the CRC
field.
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Don't use the "replace source address with local MAC address" bits, since
it causes problems on some variations of the hardware due to an erratum.
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The standard validate_addr handler refuses to accept the all zeroes address
as valid. However, it's common historical practice for the bonding
master to be configured up prior to having any slaves, at which time the
master will have a MAC address of all zeroes.
Resolved by setting the dev->validate_addr to NULL. The master still can't
end up with an invalid address, as the set_mac_address function tests
for validity.
Signed-off-by: Jay Vosburgh <fubar@us.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Looks like I incorrectly merged one of the rtnl lock changes,
so that one function, bonding_show_active_slave, held rtnl but didn't
release it, and another, bonding_store_active_slave, never held rtnl but
did release it.
Fixed so the first function doesn't mess with rtnl, and the
second correctly acquires and releases rtnl.
Bug reported by Moni Shoua <monis@voltaire.com>
Signed-off-by: Jay Vosburgh <fubar@us.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Netpoll will only work on port 0 because of the restrictive
relationship between NAPI and netpoll.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Fix dependencies for built-in b43.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix a sparse warning about a nonstatic function.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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PCMCIA needs an additional step to request the IRQ.
No need to add code to release the IRQ here, as that's done
automatically in pcmcia_disable_device().
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix an IRQ race condition in b43legacy. If we call
b43legacy_wireless_core_stop(), it will set the status of the device to
INITIALIZED and the IRQ handler won't care any longer about IRQs, thus the
kernel will disable the IRQ if it's shared (unless we boot it with the
'irqpoll' option). So we must disable IRQs before changing the device
status.
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix an IRQ race condition in b43. If we call b43_stop_wireless_core(), it
will set the status of the device to INITIALIZED and the IRQ handler won't
care any longer about IRQs, thus the kernel will disable the IRQ if it's
shared (unless we boot it with the 'irqpoll' option). So we must disable
IRQs before changing the device status.
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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As b43legacy is going to be orphaned, add me as a maintainer. Fix URLs for
the related website and fix my e-mail address in MAINTAINERS file.
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Cc: Larry Finger <larry.finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix possible buffer overrun.
The patch to b43 by Michael Buesch <mb@bu3sch.de> has been ported to
b43legacy.
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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The rfkill subsystem doesn't like code like that
rfkill_allocate();
rfkill_register();
rfkill_unregister();
rfkill_register(); /* <- This will crash */
This sequence happens with
modprobe b43
ifconfig wlanX up
ifconfig wlanX down
ifconfig wlanX up
Fix this by always re-allocating the rfkill stuff before register.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix possible buffer overrun.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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wl->mutex might already be locked on initialization.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix the initialization for PCMCIA devices.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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If i reaches zero, the loop ends, but the postfix decrement subtracts it to -1.
Testing for 'i == 0', later in the function, will not fulfill its purpose.
Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix section mismatch warning:
WARNING: vmlinux.o(.data+0x36fcc): Section mismatch: reference to .init.data:prism2_pci_id_table (between 'prism2_pci_drv_id' and 'prism2_pci_funcs')
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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rt2x00 is broken when it comes down to adhoc and master mode.
The main problem is the beaconing, which is completely failing.
Untill a solution has been found, both beacon requiring modes
must be disabled to prevent numerous bug reports.
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Properly account for queue commands, this fixes a problem reported
by Holger Schurig when using the debugfs interface.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Incoming packets have to be aligned or the IP stack becomes upset.
Make sure to shift them two bytes to achieve this.
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fixes for slow hardware.
Signed-off-by: Vitaly V. Bursov <vitalyvb@ukr.net>
Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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The Intel device supported by the hermes driver core is the IPW2011. The
"Intel PRO/Wireless" wording suggests the later Centrino devices and may
be confusing to some users.
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Various symptoms depending on the .config options:
- the card stops working after some (short) time
- the card does not work at all
- the card disappears (nothing in lspci/dmesg)
A real power-off is needed to recover the card.
Signed-off-by: Mark Lord <mlord@pobox.com>
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
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The 8168c and the 8100e choke on it. I have not seen an indication
nor received a report that the TBI is being actively used on the
remaining 8168b and 8110. Let's disable it for now until someone
complains.
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Matthias Winkler <m.winkler@unicon-ka.de>
Cc: Maarten Vanraes <maarten.vanraes@gmail.com>
Cc: Edward Hsu <edward_hsu@realtek.com.tw>
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Signed-off-by: Ciaran McCreesh <ciaran.mccreesh@blueyonder.co.uk>
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Edward Hsu <edward_hsu@realtek.com.tw>
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This patch adds LAN91C111 ethernet interface support for zylonite
(a.k.a Marvell's PXA3xx Development Platform) with smc91x driver.
It would be better if a patch would support zylonite along with all
other PXA boards with a single binary of smc91x driver, but it looks
quite difficult for the moment, so ugly #ifdef is still used here.
Signed-off-by: Aleksey Makarov <amakarov@ru.mvista.com>
Acked-by: eric miao <eric.miao@marvell.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Version update to 1.20
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The PCI AER support may not work for a couple of reasons.
It may not be configured into the kernel or there may be a BIOS
bug that prevents MMCONFIG from working. If MMCONFIG doesn't work
then the PCI registers that control AER will not be accessible via
pci_read_config functions; luckly there is another window to access
PCI space in the device, so use that.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The IRQ's is already masked on shutdown, and on startup avoid
touching PHY until after phy_init().
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Don't need to change LED's after auto negotiation, the chip
sets them correctly.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Increse phy delay and handle I/O errors.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The D-Link PCI-X board (and maybe others) can lie about status
ring entries. It seems it will update the register for last status
index before completing the DMA for the ring entry. To avoid reading
stale data, zap the old entry and check.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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On some boards, PCI configuration space access is turned off by default.
The 2.6.24 driver doesn't turn it on, and should have.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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