linux-stable/drivers/xen
Stefano Stabellini 0d8f7cc805 xenbus: check xen_domain in xenbus_probe_initcall
The same way we already do in xenbus_init.
Fixes the following warning:

[  352.175563] Trying to free already-free IRQ 0
[  352.177355] WARNING: CPU: 1 PID: 88 at kernel/irq/manage.c:1893 free_irq+0xbf/0x350
[...]
[  352.213951] Call Trace:
[  352.214390]  <TASK>
[  352.214717]  ? __warn+0x81/0x170
[  352.215436]  ? free_irq+0xbf/0x350
[  352.215906]  ? report_bug+0x10b/0x200
[  352.216408]  ? prb_read_valid+0x17/0x20
[  352.216926]  ? handle_bug+0x44/0x80
[  352.217409]  ? exc_invalid_op+0x13/0x60
[  352.217932]  ? asm_exc_invalid_op+0x16/0x20
[  352.218497]  ? free_irq+0xbf/0x350
[  352.218979]  ? __pfx_xenbus_probe_thread+0x10/0x10
[  352.219600]  xenbus_probe+0x7a/0x80
[  352.221030]  xenbus_probe_thread+0x76/0xc0

Fixes: 5b3353949e ("xen: add support for initializing xenstore later as HVM domain")
Signed-off-by: Stefano Stabellini <stefano.stabellini@amd.com>
Tested-by: Petr Mladek <pmladek@suse.com>
Reviewed-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>

Link: https://lore.kernel.org/r/alpine.DEB.2.22.394.2307211609140.3118466@ubuntu-linux-20-04-desktop
Signed-off-by: Juergen Gross <jgross@suse.com>
2023-07-25 17:36:36 +02:00
..
events xen: Allow platform PCI interrupt to be shared 2023-02-13 06:53:20 +01:00
xen-pciback xen/pciback: don't call pcistub_device_put() under lock 2023-04-24 07:27:10 +02:00
xenbus xenbus: check xen_domain in xenbus_probe_initcall 2023-07-25 17:36:36 +02:00
xenfs xen: remove unnecessary (void*) conversions 2023-03-16 12:04:00 +01:00
acpi.c
arm-device.c
balloon.c xen: simplify sysctl registration for balloon 2023-04-13 11:49:20 -07:00
biomerge.c
cpu_hotplug.c
dbgp.c
efi.c efi: Apply allowlist to EFI configuration tables when running under Xen 2023-01-23 11:33:24 +01:00
evtchn.c
features.c
gntalloc.c mm: replace vma->vm_flags direct modifications with modifier calls 2023-02-09 16:51:39 -08:00
gntdev-common.h xen/gntdev: Accommodate VMA splitting 2022-10-06 10:40:21 +02:00
gntdev-dmabuf.c xen/gntdev: Prepare to dynamic dma-buf locking specification 2022-10-18 01:21:47 +03:00
gntdev-dmabuf.h
gntdev.c mm: replace vma->vm_flags direct modifications with modifier calls 2023-02-09 16:51:39 -08:00
grant-dma-iommu.c xen/grant-dma-iommu: Implement a dummy probe_device() callback 2023-02-13 07:22:08 +01:00
grant-dma-ops.c xen/virtio: Fix NULL deref when a bridge of PCI root bus has no parent 2023-07-04 08:18:21 +02:00
grant-table.c xen/grants: prevent integer overflow in gnttab_dma_alloc_pages() 2022-09-02 11:05:19 +02:00
Kconfig xen: Kconfig: Fix spelling mistake "Maxmium" -> "Maximum" 2022-10-12 08:39:50 +02:00
Makefile
manage.c xen/manage: Use orderly_reboot() to reboot 2022-08-01 07:42:22 +02:00
mcelog.c
mem-reservation.c
pci.c
pcpu.c ACPI: processor: Fix evaluating _PDC method when running as Xen dom0 2023-03-22 19:36:31 +01:00
platform-pci.c xen: Allow platform PCI interrupt to be shared 2023-02-13 06:53:20 +01:00
privcmd-buf.c mm: replace vma->vm_flags direct modifications with modifier calls 2023-02-09 16:51:39 -08:00
privcmd.c mm: ptep_get() conversion 2023-06-19 16:19:25 -07:00
privcmd.h
pvcalls-back.c workqueue: Ordered workqueue creation cleanups 2023-06-27 16:46:06 -07:00
pvcalls-front.c xen/pvcalls: don't call bind_evtchn_to_irqhandler() under lock 2023-04-24 07:27:10 +02:00
pvcalls-front.h
swiotlb-xen.c
sys-hypervisor.c xen: sysfs: make kobj_type structure constant 2023-02-18 16:50:21 +01:00
time.c
unpopulated-alloc.c
xen-acpi-pad.c ACPI: make remove callback of ACPI driver void 2022-11-23 19:11:22 +01:00
xen-acpi-processor.c
xen-balloon.c
xen-front-pgdir-shbuf.c xen: Replace one-element array with flexible-array member 2023-02-13 09:15:45 +01:00
xen-scsiback.c xen: branch for v6.4-rc1 2023-04-27 17:27:06 -07:00
xlate_mmu.c