OpenCloudOS-Kernel/drivers
Animesh K Trivedi 26012f0750 RDMA/iwcm: Fix hang in uninterruptible wait on cm_id destroy
A process can get stuck in an uninterruptible wait in the
kernel while destroying a cm_id when iw_cm_connect() fails:

For example, When creation of a PD fails but the user continues with
an attempt to connect to the server without checking the return value,
in iw_cm_connect() a NULL qp is found so the call fails.  However the
IWCM_F_CONNECT_WAIT bit is not cleared.  destroy_cm_id() then waits
forever for IWCM_F_CONNECT_WAIT to be cleared.

The same problem exists on the passive side with the accept call.

Fix this by clearing the bit and waking up any waiters in the
appropriate spots.

Signed-off-by: Animesh Trivedi <atr@zurich.ibm.com>
Acked-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
2010-10-11 20:24:04 -07:00
..
accessibility
acpi Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6 2010-09-07 16:00:17 -07:00
amba
ata libata-sff: Reenable Port Multiplier after libata-sff remodeling. 2010-09-09 22:31:55 -04:00
atm Merge branch 'next-devicetree' of git://git.secretlab.ca/git/linux-2.6 2010-08-12 09:11:31 -07:00
auxdisplay
base PM: Prevent waiting forever on asynchronous resume after failing suspend 2010-09-09 00:49:43 +02:00
block Fix pktcdvd ioctl dev_minor range check 2010-09-27 16:29:06 -07:00
bluetooth Merge git://git.kernel.org/pub/scm/linux/kernel/git/brodo/pcmcia-2.6 2010-08-06 12:25:06 -07:00
cdrom block: push down BKL into .open and .release 2010-08-07 18:25:34 +02:00
char ipmi: fix hardcoded ipmi device exit path warning 2010-09-22 17:22:40 -07:00
clocksource
connector
cpufreq
cpuidle cpuidle: extend cpuidle and menu governor to handle dynamic states 2010-08-09 20:45:04 -07:00
crypto [S390] zcrypt: fix Kconfig dependencies 2010-08-13 10:06:54 +02:00
dca dca: disable dca on IOAT ver.3.0 multiple-IOH platforms 2010-09-17 20:08:21 -07:00
dio
dma dmaengine: fix interrupt clearing for mv_xor 2010-09-19 22:43:41 -04:00
edac amd64_edac: Fix driver module removal 2010-09-27 12:52:58 +02:00
eisa
firewire firewire: ohci: activate cycle timer register quirk on Ricoh chips 2010-09-08 21:25:55 +02:00
firmware Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6 2010-08-14 12:34:34 -07:00
gpio gpio: sx150x: correct and refine reset-on-probe behavior 2010-09-09 18:57:24 -07:00
gpu Merge branch 'drm-intel-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ickle/drm-intel 2010-09-27 12:28:19 -07:00
hid HID: fix hiddev's use of usb_find_interface 2010-09-14 10:58:42 +02:00
hwmon x86/hwmon: pkgtemp has no dependency on PCI 2010-09-24 11:44:19 -07:00
i2c i2c-omap: Make sure i2c bus is free before setting it to idle 2010-09-22 01:06:58 +01:00
ide Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide-2.6 2010-09-19 11:06:34 -07:00
idle Merge branch 'idle-release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-idle-2.6 2010-08-15 11:17:52 -07:00
ieee1394 ieee1394: Adjust confusing if indentation 2010-08-05 23:26:30 +02:00
ieee802154
infiniband RDMA/iwcm: Fix hang in uninterruptible wait on cm_id destroy 2010-10-11 20:24:04 -07:00
input Input: i8042 - fix device removal on unload 2010-08-31 18:28:15 -07:00
isdn Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 2010-08-23 18:30:30 -07:00
leds leds: leds-ns2: fix locking 2010-09-19 22:43:42 -04:00
lguest
macintosh via-pmu: Add compat_pmu_ioctl 2010-08-24 15:28:28 +10:00
mca
md md: fix v1.x metadata update when a disk is missing. 2010-09-17 13:53:28 +10:00
media V4L/DVB: mantis: Fix IR_CORE dependency 2010-08-24 10:42:08 -07:00
memstick memstick: fix hangs on unexpected device removal in mspro_blk 2010-08-12 08:43:31 -07:00
message fusion: add function parameter names to kernel-doc 2010-08-14 16:21:00 -07:00
mfd Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/voltage-2.6 2010-08-12 10:01:30 -07:00
misc vmware balloon: rename module 2010-09-22 17:22:38 -07:00
mmc mmc: sdhci-s3c: fix NULL ptr access in sdhci_s3c_remove 2010-09-26 16:27:05 -04:00
mtd Merge git://git.infradead.org/mtd-2.6 2010-09-14 17:05:39 -07:00
net Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 2010-09-19 11:05:50 -07:00
nubus
of of/device: Replace struct of_device with struct platform_device 2010-08-06 09:25:50 -06:00
oprofile oprofile: fix crash when accessing freed task structs 2010-08-25 09:09:09 +02:00
parisc Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2010-08-04 15:31:02 -07:00
parport Merge branch 'next-devicetree' of git://git.secretlab.ca/git/linux-2.6 2010-08-12 09:11:31 -07:00
pci Merge git://git.infradead.org/iommu-2.6 2010-09-27 12:25:10 -07:00
pcmcia pcmcia: pd6729: Fix error path 2010-09-26 15:54:25 +02:00
platform thinkpad-acpi: avoid keymap pitfall 2010-09-23 15:42:04 -04:00
pnp
power apm_power: Add missing break statement 2010-09-08 14:35:10 +04:00
pps
ps3
rapidio
regulator regulator: wm8350-regulator - fix the logic of checking REGULATOR_MODE_STANDBY mode 2010-09-06 11:14:47 +01:00
rtc rtc: s3c: balance state changes of wakeup flag 2010-09-22 17:22:40 -07:00
s390 Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block 2010-09-10 07:26:27 -07:00
sbus of/device: Replace struct of_device with struct platform_device 2010-08-06 09:25:50 -06:00
scsi [SCSI] fix use-after-free in scsi_init_io() 2010-09-09 09:58:18 -05:00
serial serial: mfd: fix bug in serial_hsu_remove() 2010-09-20 16:30:00 -07:00
sfi
sh
sn
spi spi/pl022: move probe call to subsys_initcall() 2010-09-08 22:50:10 -06:00
ssb Merge git://git.kernel.org/pub/scm/linux/kernel/git/brodo/pcmcia-2.6 2010-08-06 12:25:06 -07:00
staging Staging: ti-st: remove st_get_plat_device 2010-09-24 11:04:32 -07:00
tc
telephony
thermal
uio uio: Remove IRQF_DISABLED flag from uio_cif.c 2010-08-05 13:53:33 -07:00
usb USB: update Kconfig help text for CONFIG_USB_SUSPEND 2010-09-24 11:05:01 -07:00
uwb
vhost vhost: error handling fix 2010-09-06 09:49:39 +03:00
video Merge master.kernel.org:/home/rmk/linux-2.6-arm 2010-09-27 12:32:36 -07:00
virtio
vlynq
w1
watchdog watchdog: Enable NXP LPC32XX support in Kconfig (resend) 2010-09-15 18:43:58 +00:00
xen Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2010-08-28 13:55:31 -07:00
zorro zorro: Fix reading of proc/bus/zorro/* in small chunks 2010-08-09 21:14:08 +02:00
Kconfig
Makefile Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6 2010-09-17 10:23:08 -07:00