Nam Cao 35e4f2a17e powerpc/pseries: Correct MSI allocation tracking ...

The per-device MSI allocation calculation in pseries_irq_domain_alloc()
is clearly wrong. It can still happen to work when nr_irqs is 1.

Correct it.

Fixes: c0215e2d72 ("powerpc/pseries: Fix MSI-X allocation failure when quota is exceeded")
Cc: stable@vger.kernel.org
Signed-off-by: Nam Cao <namcao@linutronix.de>
Reviewed-by: Mahesh Salgaonkar <mahesh@linux.ibm.com>
Reviewed-by: Nilay Shroff <nilay@linux.ibm.com>
[maddy: Fixed Nilay's reviewed-by tag]
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/20260302003948.1452016-1-namcao@linutronix.de

2026-03-07 16:02:28 +05:30

..

cc_platform.c

powerpc/pseries/svm: Add a powerpc version of cc_platform_has()

2021-10-04 11:46:33 +02:00

cmm.c

mm: rename CONFIG_BALLOON_COMPACTION to CONFIG_BALLOON_MIGRATION

2026-01-31 14:22:36 -08:00

dlpar.c

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

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

dtl.c

powerpc/pseries: Fix dtl_access_lock to be a rw_semaphore

2024-10-29 23:01:36 +11:00

eeh_pseries.c

powerpc/pseries/eeh: Fix get PE state translation

2025-01-21 10:43:08 +05:30

event_sources.c

powerpc/pseries: Add __init attribute to eligible functions

2021-12-23 22:33:15 +11:00

firmware.c

powerpc/pseries: Add FW_FEATURE_PLPKS feature flag

2023-04-20 13:21:46 +10:00

hotplug-cpu.c

powerpc: Split systemcfg struct definitions out from vdso

2024-11-02 12:37:36 +01:00

hotplug-memory.c

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

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

htmdump.c

powerpc/pseries/htmdump: Include header file to get is_kvm_guest() definition

2025-05-12 10:22:11 +05:30

hvCall_inst.c

powerpc/pseries: Make symbol '__pcpu_scope_hcall_stats' static

2021-04-14 23:04:17 +10:00

hvCall.S

powerpc/pseries: Remove unused r0 in the hcall tracing code

2023-09-30 22:52:18 +10:00

hvconsole.c

tty: hvc: convert to u8 and size_t

2023-12-08 12:02:37 +01:00

hvcserver.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

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

ibmebus.c

powerpc: Convert to physical address DMA mapping

2025-10-29 10:27:30 +01:00

io_event_irq.c

powerpc/rtas: arch-wide function token lookup conversions

2023-02-13 22:35:03 +11:00

iommu.c

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

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

Kconfig

mm: rename CONFIG_MEMORY_BALLOON -> CONFIG_BALLOON

2026-01-31 14:22:36 -08:00

kexec.c

powerpc/pseries: Fix scv instruction crash with kexec

2024-06-28 22:05:44 +10:00

lpar.c

powerpc/pseries: Fix dtl_access_lock to be a rw_semaphore

2024-10-29 23:01:36 +11:00

lparcfg.c

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

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

Makefile

powerpc/pseries: move the PLPKS config inside its own sysfs directory

2026-01-30 09:27:26 +05:30

mobility.c

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

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

msi.c

powerpc/pseries: Correct MSI allocation tracking

2026-03-07 16:02:28 +05:30

nvram.c

powerpc/rtas: arch-wide function token lookup conversions

2023-02-13 22:35:03 +11:00

of_helpers.c

…

of_helpers.h

…

papr_platform_attributes.c

Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses

2026-02-22 08:26:33 -08:00

papr_scm.c

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

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

papr-hvpipe.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

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

papr-hvpipe.h

powerpc/pseries: HVPIPE changes to support migration

2025-09-15 13:38:40 +05:30

papr-indices.c

powerpc/pseries: Add ibm,get-dynamic-sensor-state RTAS call support

2025-04-17 11:42:29 +05:30

papr-phy-attest.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

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

papr-platform-dump.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

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

papr-rtas-common.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

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

papr-rtas-common.h

powerpc/pseries: Define common functions for RTAS sequence calls

2025-04-17 11:42:29 +05:30

papr-sysparm.c

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

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

papr-vpd.c

powerpc/pseries: Define common functions for RTAS sequence calls

2025-04-17 11:42:29 +05:30

pci_dlpar.c

drivers/base/node: fold register_node() into register_one_node()

2025-11-16 17:28:02 -08:00

pci.c

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

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

plpks_sed_ops.c

powerpc/pseries: PLPKS SED Opal keystore support

2023-10-17 09:10:06 -06:00

plpks-secvar.c

powerpc/pseries: move the PLPKS config inside its own sysfs directory

2026-01-30 09:27:26 +05:30

plpks-sysfs.c

pseries/plpks: expose PowerVM wrapping features via the sysfs

2026-01-30 09:27:26 +05:30

plpks.c

powerpc/pseries: plpks: export plpks_wrapping_is_supported

2026-02-11 07:53:54 +05:30

pmem.c

powerpc/pseries: Use correct data types from pseries_hp_errorlog struct

2024-08-30 21:31:25 +10:00

power.c

powerpc: declare unmodified attribute_group usages const

2022-03-08 22:15:32 +11:00

pseries_energy.c

powerpc/pseries: move to use bus_get_dev_root()

2023-03-17 15:29:38 +01:00

pseries.h

powerpc/pseries: Fix scv instruction crash with kexec

2024-06-28 22:05:44 +10:00

ras.c

powerpc/rtas: arch-wide function token lookup conversions

2023-02-13 22:35:03 +11:00

reconfig.c

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

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

rng.c

powerpc/pseries: wire up rng during setup_arch()

2022-06-18 10:19:10 +10:00

rtas-fadump.c

powerpc/fadump: setup additional parameters for dump capture kernel

2024-05-10 16:36:10 +10:00

rtas-fadump.h

powerpc/fadump: setup additional parameters for dump capture kernel

2024-05-10 16:36:10 +10:00

rtas-work-area.c

powerpc/pseries/rtas-work-area: Fix rtas_work_area_reserve_arena() kernel-doc

2023-11-07 13:13:44 +11:00

setup.c

sched: Move clock related paravirt code to kernel/sched

2026-01-12 15:39:14 +01:00

smp.c

asm-generic: introduce text-patching.h

2024-11-07 14:25:15 -08:00

suspend.c

powerpc: pseries: make suspend_subsys const

2025-10-22 07:59:57 +02:00

svm.c

powerpc/machdep: Remove duplicated include in svm.c

2024-11-27 10:38:17 +05:30

vas-sysfs.c

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

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

vas.c

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

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

vas.h

powerpc/pseries/vas: Migration suspend waits for no in-progress open windows

2023-12-13 22:01:47 +11:00

vio.c

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

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

vphn.c

powerpc/pseries: Move VPHN constants into vphn.h

2023-08-24 22:33:16 +10:00