Peter Oberparleiter ea34567db0 s390/cio: Restore GFP_DMA for CHSC allocation ...

Re-add GFP_DMA when allocating memory for CHSC control blocks.
On some supported machines, CHSC cannot access memory outside
the DMA zone, causing CHSC command failures.

Cc: stable@vger.kernel.org
Fixes: a3a64a4def ("s390/cio: remove unneeded DMA zone allocation")
Signed-off-by: Peter Oberparleiter <oberpar@linux.ibm.com>
Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>

2026-05-11 16:27:25 +02:00

..

airq.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

blacklist.c

kernel.h: drop hex.h and update all hex.h users

2026-01-20 19:44:19 -08:00

blacklist.h

s390: add a few more SPDX identifiers

2017-12-05 07:51:09 +01:00

ccwgroup.c

Convert 'alloc_flex' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

ccwreq.c

s390: Remove KMSG_COMPONENT macro

2025-11-24 11:45:21 +01:00

chp.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

chp.h

s390/cio: Externalize full CMG characteristics

2024-11-13 14:31:31 +01:00

chsc_sch.c

s390/cio: Restore GFP_DMA for CHSC allocation

2026-05-11 16:27:25 +02:00

chsc_sch.h

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

chsc.c

s390/cio: Restore GFP_DMA for CHSC allocation

2026-05-11 16:27:25 +02:00

chsc.h

s390/cio: Externalize full CMG characteristics

2024-11-13 14:31:31 +01:00

cio_debug.h

s390/cio: introduce CIO debugfs directory

2021-03-22 11:36:04 +01:00

cio_debugfs.c

s390/cio: introduce CIO debugfs directory

2021-03-22 11:36:04 +01:00

cio_inject.c

s390: Remove KMSG_COMPONENT macro

2025-11-24 11:45:21 +01:00

cio_inject.h

s390/cio: add CRW inject functionality

2021-03-22 11:36:04 +01:00

cio.c

s390: Remove KMSG_COMPONENT macro

2025-11-24 11:45:21 +01:00

cio.h

s390/cio: use generic driver_override infrastructure

2026-04-04 00:48:40 +02:00

cmf.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

crw.c

s390/cio: Remove outdated email address

2025-02-18 18:53:47 +01:00

css.c

s390/cio: use generic driver_override infrastructure

2026-04-04 00:48:40 +02:00

css.h

driver core: have match() callback in struct bus_type take a const *

2024-07-03 15:16:54 +02:00

device_fsm.c

s390/drivers: Explicitly include <linux/export.h>

2025-06-17 18:18:02 +02:00

device_id.c

s390: Convert MACHINE_IS_[LPAR|VM|KVM], etc, machine_is_[lpar|vm|kvm]()

2025-03-04 17:18:07 +01:00

device_ops.c

s390/cio: Use array indices instead of pointer arithmetic

2025-01-03 11:00:53 +01:00

device_pgid.c

s390/cio: use new address translation helpers

2024-03-13 09:23:47 +01:00

device_status.c

s390/cio: Use scnprintf() instead of sprintf()

2025-10-21 10:17:30 +02:00

device.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

device.h

s390/cio: remove pm support from ccw bus driver

2020-12-02 18:19:25 +01:00

eadm_sch.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

eadm_sch.h

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

fcx.c

s390/drivers: Explicitly include <linux/export.h>

2025-06-17 18:18:02 +02:00

idset.c

bitmap: introduce generic optimized bitmap_size()

2024-04-01 10:49:28 +01:00

idset.h

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

io_sch.h

s390/cio: remove pm support from ccw bus driver

2020-12-02 18:19:25 +01:00

ioasm.c

s390/cio/ioasm: Fix __xsch() condition code handling

2025-09-29 13:52:08 +02:00

ioasm.h

s390: assume diag308 set always works

2018-04-10 07:38:59 +02:00

isc.c

s390/drivers: Explicitly include <linux/export.h>

2025-06-17 18:18:02 +02:00

itcw.c

s390/drivers: Explicitly include <linux/export.h>

2025-06-17 18:18:02 +02:00

Makefile

s390/cio: add CRW inject functionality

2021-03-22 11:36:04 +01:00

orb.h

s390/cio: use bitwise types to allow for type checking

2024-03-13 09:23:46 +01:00

qdio_debug.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

qdio_debug.h

s390/qdio: cleanly split alloc and establish

2020-04-06 13:13:50 +02:00

qdio_main.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

qdio_setup.c

s390/qdio: Move memory alloc/pointer arithmetic for slib and sl into one place

2025-01-03 11:00:53 +01:00

qdio_thinint.c

Convert more 'alloc_obj' cases to default GFP_KERNEL arguments

2026-02-21 20:03:00 -08:00

qdio.h

s390/qdio: Move memory alloc/pointer arithmetic for slib and sl into one place

2025-01-03 11:00:53 +01:00

scm.c

s390/cio: Restore GFP_DMA for CHSC allocation

2026-05-11 16:27:25 +02:00

trace.c

s390/cio: Remove tracing for rchp instruction

2019-05-08 15:01:22 +02:00

trace.h

s390/drivers: Replace S390_lowcore by get_lowcore()

2024-06-18 17:01:33 +02:00

vfio_ccw_async.c

vfio/ccw: Remove private->mdev

2022-07-07 14:06:12 -06:00

vfio_ccw_chp.c

eventfd: simplify eventfd_signal()

2023-11-28 14:08:38 +01:00

vfio_ccw_cp.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

vfio_ccw_cp.h

vfio/ccw: simplify the cp_get_orb interface

2023-01-09 14:34:07 +01:00

vfio_ccw_drv.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

vfio_ccw_fsm.c

s390/vfio_ccw: fix virtual vs physical address confusion

2024-03-13 09:23:45 +01:00

vfio_ccw_ops.c

Convert more 'alloc_obj' cases to default GFP_KERNEL arguments

2026-02-21 20:03:00 -08:00

vfio_ccw_private.h

s390/vfio-ccw: Make mdev_types not look like a fake flex array

2025-02-18 18:53:47 +01:00

vfio_ccw_trace.c

vfio-ccw: Add trace for CRW event

2020-06-03 11:28:19 +02:00

vfio_ccw_trace.h

vfio-ccw: Add trace for CRW event

2020-06-03 11:28:19 +02:00