qemu/include
Matthew Rosato 003d0c7eb4 s390x/pci: drive ISM reset from subsystem reset
ISM devices are sensitive to manipulation of the IOMMU, so the ISM device
needs to be reset before the vfio-pci device is reset (triggering a full
UNMAP).  In order to ensure this occurs, trigger ISM device resets from
subsystem_reset before triggering the PCI bus reset (which will also
trigger vfio-pci reset).  This only needs to be done for ISM devices
which were enabled for use by the guest.
Further, ensure that AIF is disabled as part of the reset event.

Fixes: ef1535901a ("s390x: do a subsystem reset before the unprotect on reboot")
Fixes: 03451953c7 ("s390x/pci: reset ISM passthrough devices on shutdown and system reset")
Reported-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>
Message-ID: <20240118185151.265329-4-mjrosato@linux.ibm.com>
Reviewed-by: Eric Farman <farman@linux.ibm.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
(cherry picked from commit 68c691ca99)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2024-01-22 18:23:48 +03:00
..
authz
block block: Fix deadlocks in bdrv_graph_wrunlock() 2023-11-21 12:45:21 +01:00
chardev include/: spelling fixes 2023-09-08 13:08:52 +03:00
crypto crypto: Add generic 64-bit carry-less multiply routine 2023-09-15 13:57:00 +00:00
disas
exec accel/tcg: Remove CF_LAST_IO 2023-11-14 10:40:54 -08:00
fpu fpu: Add conversions between bfloat16 and [u]int8 2023-09-16 14:57:15 +00:00
gdbstub gdbstub: replace exit calls with proper shutdown for softmmu 2023-10-12 12:36:37 +10:00
hw s390x/pci: drive ISM reset from subsystem reset 2024-01-22 18:23:48 +03:00
io io: follow coroutine AioContext in qio_channel_yield() 2023-09-07 20:32:11 -05:00
libdecnumber
migration migration: per-mode blockers 2023-11-01 16:13:59 +01:00
monitor
net net: Update MemReentrancyGuard for NIC 2023-11-21 15:42:34 +08:00
qapi qobject atomics osdep: Make a few macros more hygienic 2023-09-29 08:13:57 +02:00
qemu osdep: add getloadavg 2023-12-01 08:53:04 -05:00
qom qom: Add object_property_set_default_list() 2023-11-10 18:19:14 +01:00
scsi hw/ufs: Support for UFS logical unit 2023-09-07 14:01:29 -04:00
semihosting * util/log: re-allow switching away from stderr log file 2023-10-09 10:11:18 -04:00
standard-headers linux-headers: Update to Linux v6.6-rc1 2023-09-12 11:34:56 +02:00
sysemu dump: Add arch cleanup function 2023-11-14 10:42:32 +01:00
tcg tcg: Remove TCG_TARGET_HAS_neg_{i32,i64} 2023-11-06 08:27:21 -08:00
ui include/ui/rect.h: fix qemu_rect_init() mis-assignment 2023-12-26 18:10:36 +03:00
user bulk: Do not declare function prototypes using 'extern' keyword 2023-08-31 19:47:43 +02:00
elf.h util: spelling fixes 2023-08-31 19:47:43 +02:00
glib-compat.h
qemu-io.h
qemu-main.h