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linux/drivers/xen
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Juergen Gross 319933a80f xen/balloon: fix cancelled balloon action 
In case a ballooning action is cancelled the new kernel thread handling
the ballooning might end up in a busy loop.

Fix that by handling the cancelled action gracefully.

While at it introduce a short wait for the BP_WAIT case.

Cc: stable@vger.kernel.org
Fixes: 8480ed9c2bbd56 ("xen/balloon: use a kernel thread instead a workqueue")
Reported-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Tested-by: Jason Andryuk <jandryuk@gmail.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Link: https://lore.kernel.org/r/20211005133433.32008-1-jgross@suse.com
Signed-off-by: Juergen Gross <jgross@suse.com>
2021-10-06 07:45:00 +02:00
..
events
xen/events: Fix race in set_evtchn_to_irq
2021-08-12 10:49:54 -05:00
xen-pciback
xen-pciback: reconfigure also from backend watch handler
2021-05-21 09:55:16 +02:00
xenbus
drivers/xen/xenbus/xenbus_client.c: fix bugon.cocci warnings
2021-08-30 12:04:53 +02:00
xenfs
Merge branch 'work.mount0' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2019-07-19 10:42:02 -07:00
acpi.c
…
arm-device.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 201
2019-05-30 11:29:52 -07:00
balloon.c
xen/balloon: fix cancelled balloon action
2021-10-06 07:45:00 +02:00
biomerge.c
block: pass page to xen_biovec_phys_mergeable
2019-04-01 12:11:13 -06:00
cpu_hotplug.c
xen/cpuhotplug: Fix initial CPU offlining for PV(H) guests
2020-05-21 13:01:45 -05:00
dbgp.c
treewide: Add SPDX license identifier for missed files
2019-05-21 10:50:45 +02:00
efi.c
xen/efi: have a common runtime setup function
2019-10-02 10:31:07 -04:00
evtchn.c
xen/evtchn: use READ/WRITE_ONCE() for accessing ring indices
2021-02-23 10:07:52 -06:00
features.c
xen: check required Xen features
2021-08-30 11:57:45 +02:00
gntalloc.c
…
gntdev-common.h
xen: Use evtchn_type_t as a type for event channels
2020-04-07 12:12:54 +02:00
gntdev-dmabuf.c
xen: gntdev: fix common struct sg_table related issues
2020-09-10 08:18:35 +02:00
gntdev-dmabuf.h
xen/gntdev: Do not destroy context while dma-bufs are in use
2019-02-18 06:50:03 +01:00
gntdev.c
Xen/gntdev: don't ignore kernel unmapping error
2021-09-20 16:57:08 +02:00
grant-table.c
xen: don't use page->lru for ZONE_DEVICE memory
2020-12-09 10:31:41 +01:00
Kconfig
xen/x86: allow PVH Dom0 without XEN_PV=y
2021-10-05 08:35:56 +02:00
Makefile
xen: Remove support for PV ACPI cpu/memory hotplug
2021-04-23 09:31:50 +02:00
manage.c
xen/manage: Fix fall-through warnings for Clang
2020-12-16 07:58:44 +01:00
mcelog.c
xen/mcelog: add PPIN to record when available
2019-11-14 10:01:57 +01:00
mem-reservation.c
xen/balloon: add runtime control for scrubbing ballooned out pages
2018-09-14 08:51:10 -04:00
pci.c
xen/pci: reserve MCFG areas earlier
2019-09-12 15:02:55 -04:00
pcpu.c
xen: Use DEVICE_ATTR_*() macro
2021-07-05 09:23:31 +02:00
platform-pci.c
xen: Set platform PCI device INTX affinity to CPU0
2021-01-13 16:12:03 +01:00
privcmd-buf.c
xen/privcmd-buf.c: convert to use vm_map_pages_zero()
2019-05-14 09:47:50 -07:00
privcmd.c
xen/privcmd: drop "pages" parameter from xen_remap_pfn()
2021-10-05 08:20:27 +02:00
privcmd.h
…
pvcalls-back.c
xen/events: link interdomain events to associated xenbus device
2021-02-11 14:47:00 -08:00
pvcalls-front.c
xen: remove redundant initialization of variable ret
2020-10-04 18:41:33 -05:00
pvcalls-front.h
…
swiotlb-xen.c
swiotlb-xen: ensure to issue well-formed XENMEM_exchange requests
2021-09-20 17:01:07 +02:00
sys-hypervisor.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
time.c
x86/paravirt: Switch time pvops functions to use static_call()
2021-03-11 16:17:52 +01:00
unpopulated-alloc.c
xen/unpopulated-alloc: fix error return code in fill_list()
2021-05-10 09:42:25 +02:00
xen-acpi-pad.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288
2019-06-05 17:36:37 +02:00
xen-acpi-processor.c
xen: Replace lkml.org links with lore
2021-02-23 10:08:07 -06:00
xen-balloon.c
xen: Use DEVICE_ATTR_*() macro
2021-07-05 09:23:31 +02:00
xen-front-pgdir-shbuf.c
xen-front-pgdir-shbuf: don't record wrong grant handle upon error
2021-02-23 12:35:43 -06:00
xen-scsiback.c
scsi: core: Drop obsolete Linux-specific SCSI status codes
2021-05-31 23:59:18 -04:00
xlate_mmu.c
xen: add helpers to allocate unpopulated memory
2020-09-04 10:00:01 +02:00