linux-stable/drivers/hv
Dexuan Cui 7a01e8154b Drivers: hv: vmbus: Remove the undesired put_cpu_ptr() in hv_synic_cleanup()
commit a0033bd1ea upstream.

With CONFIG_DEBUG_PREEMPT=y, the put_cpu_ptr() triggers an underflow
warning in preempt_count_sub().

Fixes: 37cdd991fa ("vmbus: put related per-cpu variable together")
Cc: stable@vger.kernel.org
Cc: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: Dexuan Cui <decui@microsoft.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Signed-off-by: Sasha Levin (Microsoft) <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-10 17:53:08 +02:00
..
Kconfig x86, hyperv: remove PCI dependency 2019-01-13 10:00:59 +01:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
channel.c Drivers: hv: vmbus: check the creation_status in vmbus_establish_gpadl() 2018-12-05 19:41:26 +01:00
channel_mgmt.c Drivers: hv: vmbus: Offload the handling of channels to two workqueues 2018-12-13 09:18:53 +01:00
connection.c Drivers: hv: vmbus: Offload the handling of channels to two workqueues 2018-12-13 09:18:53 +01:00
hv.c Drivers: hv: vmbus: Remove the undesired put_cpu_ptr() in hv_synic_cleanup() 2019-05-10 17:53:08 +02:00
hv_balloon.c hv_balloon: avoid touching uninitialized struct page during tail onlining 2019-01-31 08:13:44 +01:00
hv_fcopy.c Drivers: hv: fcopy: restore correct transfer length 2017-09-22 10:29:54 +02:00
hv_kvp.c Drivers: hv: kvp: Use MAX_ADAPTER_ID_SIZE for translating adapter id 2017-08-16 09:14:43 -07:00
hv_snapshot.c
hv_util.c hv_utils: fix TimeSync work on pre-TimeSync-v4 hosts 2017-05-25 15:42:42 +02:00
hv_utils_transport.c
hv_utils_transport.h
hyperv_vmbus.h Drivers: hv: vmbus: Offload the handling of channels to two workqueues 2018-12-13 09:18:53 +01:00
ring_buffer.c Drivers: hv: vmbus: Check for ring when getting debug info 2019-01-31 08:13:44 +01:00
vmbus_drv.c Drivers: hv: vmbus: Check for ring when getting debug info 2019-01-31 08:13:44 +01:00