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When building without CONFIG_PCI the edac_pci_idx variable is unused,
causing a build-time warning. Wrap the variable in #ifdef CONFIG_PCI,
just like the rest of the PCI support.
Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu>
Signed-off-by: Doug Thompson <dougthompson@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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The i5400 EDAC driver has several bugs with chip-select row computation
which most likely lead to bugs in detailed error reporting. Attempts to
contact the authors have gone mostly unanswered so I am presenting my diff
here. I do not subscribe to lkml and would appreciate being kept in the
cc.
The most egregious problem was miscalculating the addresses of MTR
registers after register 0 by assuming they are 32bit rather than 16.
This caused the driver to miss half of the memories. Most motherboards
tend to have only 8 dimm slots and not 16, so this may not have been
noticed before.
Further, the row calculations multiplied the number of dimms several
times, ultimately ending up with a maximum row of 32. The chipset only
supports 4 dimms in each of 4 channels, so csrow could not be higher than
4 unless you use a row per-rank with dual-rank dimms. I opted to
eliminate this behavior as it is confusing to the user and the error
reporting works by slot and not rank. This gives a much clearer view of
memory by slot and channel in /sys.
Signed-off-by: Jeff Roberson <jroberson@jroberson.net>
Signed-off-by: Doug Thompson <dougthompson@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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The gpio_twl4030_probe() function calls gpio_twl4030_remove(), and the
former has __devinit, so the latter cannot use __devexit. Otherwise we
hit the section mismatch warning:
WARNING: drivers/gpio/built-in.o(.devinit.text+0x71a): Section mismatch
in reference from the function _gpio_twl4030_probe() to the function
.devexit.text:_gpio_twl4030_remove()
The function __devinit _gpio_twl4030_probe() references a function
__devexit _gpio_twl4030_remove().
This is often seen when error handling in the init function uses
functionality in the exit path.
The fix is often to remove the __devexit annotation of
_gpio_twl4030_remove() so it may be used outside an exit section.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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The IBM Saturn serial card has only one port. Without that fixup,
the kernel thinks it has two, which confuses userland setup and
admin tools as well.
[akpm@linux-foundation.org: fix pci-ids.h layout]
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Alan Cox <alan@linux.intel.com>
Cc: Michael Reed <mreed10@us.ibm.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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pci_ids.h
Add support for ADDI-DATA GmbH PCI-Express communication cards:
APCIe-7300
APCIe-7420
APCIe-7500
APCIe-7800
Warning: 8250_pci.c depends on pci_ids.h. 8250_pci.c
Signed-off-by: Krauth Julien <Krauth.Julien@addi-data.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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is_power_of_2() appears not to be constant enough for BUILD_BUG_ON()
after the latest rework, so replace it with an open-coded test.
Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Cc: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Cc: Jan Beulich <jbeulich@novell.com>
Cc: Haavard Skinnemoen <hskinnemoen@atmel.com>
Cc: Alan Cox <alan@linux.intel.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Claudio Scordino <claudio@evidence.eu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Commit bb21488482bd36eae6b30b014d93619063773fd4 ("[PATCH] switch loop")
started to pass NULL bdev to ioctl hook.
Steps to reproduce:
[boot with loop.max_part=1]
[mount -o loop something so mount fails]
BUG: unable to handle kernel NULL pointer dereference at 00000000000000b8
IP: [<ffffffff811486ee>] blkdev_ioctl+0x2e/0xa30
PGD 0
Oops: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC
last sysfs file: /sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:35/ACPI0003:00/power_supply/ACAD/online
CPU 0
Modules linked in: zfs nvidia(P) [last unloaded: zfs]
Pid: 15177, comm: mount Tainted: P 2.6.32-rc4-zfs #2 Satellite X200
RIP: 0010:[<ffffffff811486ee>] [<ffffffff811486ee>] blkdev_ioctl+0x2e/0xa30
RSP: 0018:ffff88003b3d5bb8 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 000000000000125f RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff88003b3d5ce8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 00007ffffffff000
R13: 0000000000000000 R14: ffff880071cef280 R15: 00000000000200da
FS: 00007fd77cfe7740(0000) GS:ffff880001600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 00000000000000b8 CR3: 0000000001001000 CR4: 00000000000026f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process mount (pid: 15177, threadinfo ffff88003b3d4000, task ffff88007572f920)
Stack:
ffff88003b3d5c38 ffffffff812f95f5 ffff88007eeb6600 0000000000000000
<0> 0000000000000000 ffff88003b3d5c18 ffffffff811547d9 ffff88001bf11ef0
<0> 7fffffffffffffff ffff88001bf11ee8 ffff88001bf11ef0 0000000000000000
Call Trace:
[<ffffffff812f95f5>] ? schedule_timeout+0x1f5/0x250
[<ffffffff811547d9>] ? rb_insert_color+0x109/0x140
[<ffffffff812fb754>] ? _spin_unlock_irq+0x14/0x40
[<ffffffff812f84c6>] ? wait_for_common+0x66/0x170
[<ffffffff8105a280>] ? default_wake_function+0x0/0x10
[<ffffffff810f8258>] ioctl_by_bdev+0x38/0x50
[<ffffffff811d2481>] loop_clr_fd+0x1e1/0x210
[<ffffffff811d2522>] lo_release+0x72/0x80
[<ffffffff810f934c>] __blkdev_put+0x1ac/0x1d0
[<ffffffff810f937b>] blkdev_put+0xb/0x10
[<ffffffff810f93b9>] blkdev_close+0x39/0x60
[<ffffffff810ccef3>] __fput+0xd3/0x230
[<ffffffff810cd06d>] fput+0x1d/0x30
[<ffffffff810c9680>] filp_close+0x50/0x80
[<ffffffff81061f11>] put_files_struct+0x81/0x100
[<ffffffff81061fde>] exit_files+0x4e/0x60
[<ffffffff81063ec5>] do_exit+0x6b5/0x730
[<ffffffff8107b279>] ? up_read+0x9/0x10
[<ffffffff8104c86e>] ? do_page_fault+0x18e/0x2a0
[<ffffffff81063f81>] do_group_exit+0x41/0xc0
[<ffffffff81064012>] sys_exit_group+0x12/0x20
[<ffffffff81030deb>] system_call_fastpath+0x16/0x1b
Code: f8 48 89 e5 48 81 ec 30 01 00 00 48 89 5d d8 4c 89 6d e8 4c 89 65 e0 4c 89 75 f0 4c 89 7d f8 48 89 bd e8 fe ff ff 49 89 cd 89 f3 <49> 8b 88 b8 00 00 00 81 fa 68 12 00 00 0f 84 57 05 00 00 0f 86
RIP [<ffffffff811486ee>] blkdev_ioctl+0x2e/0xa30
RSP <ffff88003b3d5bb8>
CR2: 00000000000000b8
---[ end trace c0b4d3c3118d1427 ]---
Fixing recursive fault but reboot is needed!
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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The missing probe handler hook will never probe the driver. Add it back.
Fixes broken MMC on OMAP.
We use platform_driver_probe() API since omap_hsmmc is not a hot-pluggable
device.
Signed-off-by: Roger Quadros <ext-roger.quadros@nokia.com>
Tested-by: Felipe Contreras <felipe.contreras@gmail.com>
Tested-by: Tony Lindgren <tony@atomide.com>
Cc: Jiri Kosina <jkosina@suse.cz>
Cc: Felipe Contreras <felipe.contreras@gmail.com>
Cc: Denis Karpov <ext-denis.2.karpov@nokia.com>
Cc: Madhusudhan Chikkature <madhu.cr@ti.com>
Cc: Greg KH <gregkh@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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After copying uts->nodename to the static nodename array the static
version isn't necessarily zero termininated, since the size of the
array is one byte too short.
Afterwards doing strncat(data, nodename, strlen(nodename)); may copy
an arbitrary large amount of bytes.
Fix this by getting rid of the static array and using strncat with
proper length limit.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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Fix missing unregister_sysctl_table in case the SCLP doesn't provide
the requested feature. Also simplify the whole error handling while
at it.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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If a suspended z/VM guest has been logged off before the resume the
'SET SMSG IUCV' CP command need to be repeated to reenable sending
message via SMSG. This fixes the following error:
HCPMFS057I H4214002 not receiving; SMSG off
Error: non-zero CP response for command 'SMSG H4214002 CMM SHRINK 5010': #57
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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Fix the size of the local buffer and use snprintf to prevent
further miscalculations. Also fix the usage of bitwise vs logic
operations.
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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CMD646 corrupts data on concurrent transfers on both channels when IDE SSD is
connected to one of the channels.
Setup that demonstrates this hardware bug: Ultra 5, onboard CMD646, rev 3.
/dev/hda is 8GB Seagate ST38410A in MWDMA2
/dev/hdd is 32GB SSD SiliconHardDisk in MWDMA2
- When reading /dev/hdd (for example with dd or fsck), reads from /dev/hda
are corrupted, there are twiddled single bits 1->0 and some full 32-bit
words corrupted, sometimes commands fail (which switches /dev/hda to
PIO mode but the corruptions happen even in PIO).
- Reads from /dev/hdd don't seem to be corrupted (i.e. fsck passes fine).
- When I connected normal rotating harddisk to /dev/hdd, there was no
corruption, so the corruption is something specific to SSD.
- I tried the same setup on a PCI card with CMD649 and saw no corruption.
This patch serializes the operation for CMD646 and 643 (I didn't test
CMD643 but it may have the same hw bug too because it's earlier design).
CMD649 is good. I don't know anything about CMD 648.
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Tested-by: Frans Pop <elendil@planet.nl>
Signed-off-by: David S. Miller <davem@davemloft.net>
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I found that the current version of drivers/net/usb/dm9601.c can be used to
successfully drive a low-power, low-cost network adapter with USB ID
0a46:9000, based on a DM9000E chipset. As no device with this ID is yet
present in the kernel, I have created a patch that adds support for the device
to the dm9601 driver.
Created and tested against linux-2.6.32-rc5.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Acked-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The mailbox command process would only process a maximum of 5 unrelated
firmware events while waiting for it's command completion status.
It should process an unlimited number of events while waiting for a maximum of 5 seconds.
Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Clean up driver resources without touch the hardware. Add pci
save/restore state.
Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
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In mii monitor mode, bond_check_dev_link() calls the the ioctl
handler of slave devices. It stores the ndo_do_ioctl function
pointer to a static (!) ioctl variable and later uses it to call the
handler with the IOCTL macro.
If another thread executes bond_check_dev_link() at the same time
(even with a different bond, which none of the locks prevent), a
race condition occurs. If the two racing slaves have different
drivers, this may result in one driver's ioctl handler being
called with a pointer to a net_device controlled with a different
driver, resulting in unpredictable breakage.
Unless I am overlooking something, the "static" must be a
copy'n'paste error (?).
Signed-off-by: Jiri Bohac <jbohac@suse.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
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On SMP guests, reads from the ring might bypass used index reads. This
causes guest crashes because host writes to used index to signal ring
data readiness. Fix this by inserting rmb before used ring reads.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: stable@kernel.org
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Commit f68d24082e22ccee3077d11aeb6dc5354f0ca7f1
in 2.6.32-rc1 broke requesting IRQs for per-VQ MSI-X vectors:
- vector number was used instead of the vector itself
- we try to request an IRQ for VQ which does not
have a callback handler
This is a regression that causes warnings in kernel log,
potentially lower performance as we need to scan vq list,
and might cause system failure if the interrupt
requested is in fact needed by another system.
This was not noticed earlier because in most cases
we were falling back on shared interrupt for all vqs.
The warnings often look like this:
virtio-pci 0000:00:03.0: irq 26 for MSI/MSI-X
virtio-pci 0000:00:03.0: irq 27 for MSI/MSI-X
virtio-pci 0000:00:03.0: irq 28 for MSI/MSI-X
IRQ handler type mismatch for IRQ 1
current handler: i8042
Pid: 2400, comm: modprobe Tainted: G W
2.6.32-rc3-11952-gf3ed8d8-dirty #1
Call Trace:
[<ffffffff81072aed>] ? __setup_irq+0x299/0x304
[<ffffffff81072ff3>] ? request_threaded_irq+0x144/0x1c1
[<ffffffff813455af>] ? vring_interrupt+0x0/0x30
[<ffffffff81346598>] ? vp_try_to_find_vqs+0x583/0x5c7
[<ffffffffa0015188>] ? skb_recv_done+0x0/0x34 [virtio_net]
[<ffffffff81346609>] ? vp_find_vqs+0x2d/0x83
[<ffffffff81345d00>] ? vp_get+0x3c/0x4e
[<ffffffffa0016373>] ? virtnet_probe+0x2f1/0x428 [virtio_net]
[<ffffffffa0015188>] ? skb_recv_done+0x0/0x34 [virtio_net]
[<ffffffffa00150d8>] ? skb_xmit_done+0x0/0x39 [virtio_net]
[<ffffffff8110ab92>] ? sysfs_do_create_link+0xcb/0x116
[<ffffffff81345cc2>] ? vp_get_status+0x14/0x16
[<ffffffff81345464>] ? virtio_dev_probe+0xa9/0xc8
[<ffffffff8122b11c>] ? driver_probe_device+0x8d/0x128
[<ffffffff8122b206>] ? __driver_attach+0x4f/0x6f
[<ffffffff8122b1b7>] ? __driver_attach+0x0/0x6f
[<ffffffff8122a9f9>] ? bus_for_each_dev+0x43/0x74
[<ffffffff8122a374>] ? bus_add_driver+0xea/0x22d
[<ffffffff8122b4a3>] ? driver_register+0xa7/0x111
[<ffffffffa001a000>] ? init+0x0/0xc [virtio_net]
[<ffffffff81009051>] ? do_one_initcall+0x50/0x148
[<ffffffff8106e117>] ? sys_init_module+0xc5/0x21a
[<ffffffff8100af02>] ? system_call_fastpath+0x16/0x1b
virtio-pci 0000:00:03.0: irq 26 for MSI/MSI-X
virtio-pci 0000:00:03.0: irq 27 for MSI/MSI-X
Reported-by: Marcelo Tosatti <mtosatti@redhat.com>
Reported-by: Shirley Ma <xma@us.ibm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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virtio net used to unlink skbs from send queues on error,
but ever since 48925e372f04f5e35fec6269127c62b2c71ab794
we do not do this. This causes guest data corruption and crashes
with vhost since net core can requeue the skb or free it without
it being taken off the list.
This patch fixes this by queueing the skb after successful
transmit.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Page buffers containing packets with an incorrect checksum or using a
protocol not handled by hardware checksum offload were previously not
passed to LRO. The conversion to GRO changed this, but did not set
the ip_summed value accordingly.
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The BNX2_L2CTX_STATUSB_NUM definition needs to be changed to match
the recent firmware update:
commit 078b0735881c7969aaf21469f3577831cddd9f8c
bnx2: Update firmware to 5.0.0.j3.
Without the fix, bnx2 can crash intermittently in bnx2_rx_int() when
iSCSI is enabled.
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This sets the fbcon to use TRUECOLOR by default, it then
only modifies the pseudo palette for fbcon, and only touches
the real palette when in 8-bit pseudo color mode.
Signed-off-by: Dave Airlie <airlied@redhat.com>
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Sometimes we will get the incorrect display modeline when parsing the detailed
timing in EDID. For example:
>hsync/vsync width is zero
>sync is beyond the blank.
So add the basic check for the detailed timing in EDID to avoid the incorrect
display modeline.
Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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Since we register all radeon devices, and the arbiter only cares about
VGA class ones, we will fail to startup on display controller class devices.
We don't gain anything by using the return value here.
this helps kms on sparc64 get started.
Reported-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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Test whether index is within bounds before reading the element
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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This fixes the following sparse warnings:
$ make modules SUBDIRS=drivers/net/wireless/libertas C=1 CF=-D__CHECK_ENDIAN__
make: Entering directory `/usr/src/linux-wl'
CHECK drivers/net/wireless/libertas/if_spi.c
drivers/net/wireless/libertas/if_spi.c:137:16: warning: incorrect type in initializer (different base types)
drivers/net/wireless/libertas/if_spi.c:137:16: expected unsigned short [unsigned] [usertype] reg_out
drivers/net/wireless/libertas/if_spi.c:137:16: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:191:16: warning: incorrect type in initializer (different base types)
drivers/net/wireless/libertas/if_spi.c:191:16: expected unsigned short [unsigned] [usertype] reg_out
drivers/net/wireless/libertas/if_spi.c:191:16: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:256:24: warning: incorrect type in argument 1 (different base types)
drivers/net/wireless/libertas/if_spi.c:256:24: expected restricted __le32 const [usertype] *p
drivers/net/wireless/libertas/if_spi.c:256:24: got unsigned int *<noident>
drivers/net/wireless/libertas/if_spi.c:243:24: warning: incorrect type in argument 1 (different base types)
drivers/net/wireless/libertas/if_spi.c:243:24: expected restricted __le16 const [usertype] *p
drivers/net/wireless/libertas/if_spi.c:243:24: got unsigned short *<noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:243:24: warning: incorrect type in argument 1 (different base types)
drivers/net/wireless/libertas/if_spi.c:243:24: expected restricted __le16 const [usertype] *p
drivers/net/wireless/libertas/if_spi.c:243:24: got unsigned short *<noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:243:24: warning: incorrect type in argument 1 (different base types)
drivers/net/wireless/libertas/if_spi.c:243:24: expected restricted __le16 const [usertype] *p
drivers/net/wireless/libertas/if_spi.c:243:24: got unsigned short *<noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:243:24: warning: incorrect type in argument 1 (different base types)
drivers/net/wireless/libertas/if_spi.c:243:24: expected restricted __le16 const [usertype] *p
drivers/net/wireless/libertas/if_spi.c:243:24: got unsigned short *<noident>
drivers/net/wireless/libertas/if_spi.c:243:24: warning: incorrect type in argument 1 (different base types)
drivers/net/wireless/libertas/if_spi.c:243:24: expected restricted __le16 const [usertype] *p
drivers/net/wireless/libertas/if_spi.c:243:24: got unsigned short *<noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:171:7: warning: incorrect type in assignment (different base types)
drivers/net/wireless/libertas/if_spi.c:171:7: expected unsigned short [unsigned] [usertype] buff
drivers/net/wireless/libertas/if_spi.c:171:7: got restricted __le16 [usertype] <noident>
drivers/net/wireless/libertas/if_spi.c:243:24: warning: incorrect type in argument 1 (different base types)
drivers/net/wireless/libertas/if_spi.c:243:24: expected restricted __le16 const [usertype] *p
drivers/net/wireless/libertas/if_spi.c:243:24: got unsigned short *<noident>
Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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'struct b43_wl' declaration is missing at 'leds.h'.
It should be declared to avoid getting some GCC warnings at 'b43_leds_unregister'.
Signed-off-by: Miguel Botón <mboton@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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"b43: Fix PPC crash in rfkill polling on unload" fixed the bug reported
in Bugzilla No. 14181; however, it introduced a new bug. Whenever the
radio switch was turned off, it was necessary to unload and reload
the driver for it to recognize the switch again.
This patch fixes both the original bug in #14181 and the bug introduced by
the previous patch. It must be stated, however, that if there is a BCM4306/3
with an rfkill switch (not yet proven), then the driver will need an
unload/reload cycle to turn the device back on.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Signed-off-by: Benoit PAPILLAULT <benoit.papillault@free.fr>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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This reverts commit 308cf8e13f42f476dfd6552aeff58fdc0788e566. This
patch had trouble with transparent bridges, among other things. A more
readable and correct version should land in 2.6.33.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
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Add include asm/cacheflush.h, because declaration of __flush_purge_region
moved to asm/cacheflush.h.
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Be more careful about the state of pointers during tear-down.
The "pppoe_dev" field can only be looked at safely while holding socket locks.
This subsequently allows for the flush_lock to be killed.
We depend on the PPPOX_CONNECTED state to tell us that that those fields are
valid, so whoever clears that state (pppox_unbind_sock()) is responsible for
the dev_put() call.
We also have to ensure that we delete_item() on all sockets before they are
cleaned up.
The need for these changes has been exposed by scenarios wherein namespace
bindings of ethernet devices change while there are ongoing PPPoE sessions,
which resulted in oopses due to unusual socket connection termination paths,
exposing these issues.
Signed-off-by: Michal Ostrowski <mostrows@gmail.com>
Reviewed-by: Cyril Gorcunov <gorcunov@gmail.com>
Reported-by: Denys Fedoryschenko <denys@visp.net.lb>
Tested-by: Denys Fedoryschenko <denys@visp.net.lb>
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We are mistakenly dereferencing twl->client in the twl->client null checking
path.
Signed-off-by: Ilkka Koskinen <ilkka.koskinen@nokia.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
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This avoids crashes when running without interrupt support.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
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PCH-based parts (82577/82578) and some ICH8-based parts (82566) need to
hold the swflag (sw/fw/hw hardware semaphore) over consecutive PHY accesses
in order to perform sw-driven PHY configuration during initialization to
workaround known hardware issues (see follow-on patch). This patch
provides new PHY read/write functions (and function pointers) that will
allow accessing the PHY registers assuming the swflag has already been
acquired. The actual PHY register access code has moved into helper
functions that are called with a flag indicating whether or not the swflag
has already been acquired and acquires/releases it if not.
The functions called from within the updated PHY access functions had to be
updated to assume the swflag was already acquired, and other functions that
called those functions were also updated to acquire/release the swflag.
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Accesses to NVM and PHY/CSR registers on ICHx/PCH-based parts are protected
from concurrent accesses with a mutex that is acquired when the access is
initiated and released when the access has completed. However, the two
types of accesses should not be protected by the same mutex because the
driver may have to access the NVM while already holding the mutex over
several consecutive PHY/CSR accesses which would result in livelock.
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Unlike previous ICHx-based parts, the PCH-based parts (82577/82578) require
LPLU (Low Power Link Up, or "reverse auto-negotiation") to be configured in
the PHY rather than the MAC.
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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In some conditions (e.g. when AMT is enabled on the system), it is possible
to take an extended period of time to for the driver to acquire the sw/fw/hw
hardware semaphore used to protect against concurrent access of a shared
resource (e.g. PHY registers). This could cause PHY registers to not get
configured properly resulting in link issues.
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Performing a dummy read of the PHY Wakeup Control (WUC) register clears the
wakeup enable bit set by an PHY reset. If this bit remains set, link
problems may occur.
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This patch resolves a memory leak which occurs while changing the ring size
while the interface is down.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This patch resolves a memory leak that occurs when you resize the rings via
the ethtool -G option while the interface is down.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Changing ring sizes while the interface was down was causing a double
allocation of the receive and transmit rings. This issue is amplified when
there are multiple rings enabled. To prevent this we need to add an
additional check which will just update the ring counts when the interface
is not up and skip the allocation steps.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The CL-PD6729 chip in some docking station is not initialized properly
under Linux. In that case, do not load the pd6729 driver.
[Dominik Brodowski <linux@dominikbrodowski.net>: spelling fixes, check for NULL not 0]
Signed-off-by: Komuro <komurojun-mbn@nifty.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Modify bonding hash transmit policies to use the psource MAC address of
the packet instead of the MAC address configured for the bonding device.
The old sitation conflicts with the documentation.
Signed-off-by: Jasper Spaans <spaans@fox-it.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Jay Vosburgh <fubar@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The DM9000B revision ID is 0x1A, not 0x1B as set in the curernt
dm9000.h header.
Fix bug reported by Paolo Zebelloni.
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Signed-off-by: Simtec Linux Team <linux@simtec.co.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The 8110SC rev d chip on our board shows a regression which the 8110SB chip
did not have. When inbound traffic is overflowing the receive descriptor queue,
"holes" in the ring buffer may occur which lead to a hangup until the buffer
is filled again. The packets are than completely processed, but the ring
remains porous and no packets are processed until the next overflow. Setting
the interface down and up can fix the problem temporary from userspace.
For some reason we don't know, this behaviour is not occuring if the RxVlan
bit for hardware VLAN untagging is set. There is another "Work around for
AMD plateform" in the current code which checks the VLAN status
word in receive descriptors, but does never come to effect when hardware
VLAN support is enabled. We assume that this is a bug in the chip.
The following patch fixes the problem. Without the patch we could reproduce
the hang within minutes (given other devices also generating lots of
interrupts), without we couldn't reproduce within a few days of long term
testing.
This version contains minor style adjustments and is sent with mutt which
will hopefully not destroy the formatting again.
Signed-off-by: Bernhard Schmidt <bernhard.schmidt@saxnet.de>
Signed-off-by: Simon Wunderlich <simon.wunderlich@saxnet.de>
Acked-by: Francois Romieu <romieu@zoreil.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Comparing apples to bananas doesn't seem right. Consistently use the
chips enum for chip type comparisons, to avoid such bugs in the
future.
The bug has been there since support for the IT8718F was added, so
VID never worked for this chip nor for the similar IT8720F.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
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