[GIT PULL] s390 patches for the 6.1 merge window

From: Vasily Gorbik
Date: Sat Oct 08 2022 - 16:12:03 EST


Hello Linus,

please pull s390 changes for 6.1.

Thank you,
Vasily

The following changes since commit b90cb1053190353cc30f0fef0ef1f378ccc063c5:

Linux 6.0-rc3 (2022-08-28 15:05:29 -0700)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git tags/s390-6.1-1

for you to fetch changes up to 8fb65e05bd60058e15842e511b3ee5299ac51829:

s390/pci: remove unused bus_next field from struct zpci_dev (2022-09-28 11:12:44 +0200)

----------------------------------------------------------------
s390 updates for the 6.1 merge window

- Make use of the IBM z16 processor activity instrumentation facility
extension to count neural network processor assist operations: add a new
PMU device driver so that perf can make use of this.

- Rework memcpy_real() to avoid DAT-off mode.

- Rework absolute lowcore access code.

- Various small fixes and improvements all over the code.

----------------------------------------------------------------
Alexander Gordeev (10):
s390/boot: fix absolute zero lowcore corruption on boot
s390/smp: enforce lowcore protection on CPU restart
s390/smp: call smp_reinit_ipl_cpu() before scheduler is available
s390/smp: rework absolute lowcore access
s390/smp,ptdump: add absolute lowcore markers
s390/dump: save IPL CPU registers once DAT is available
s390/mm: rework memcpy_real() to avoid DAT-off mode
s390/mm,ptdump: add real memory copy page markers
s390/mm: uninline copy_oldmem_kernel() function
s390/mm: fix no previous prototype warnings in maccess.c

Gaosheng Cui (1):
s390/cio: remove unused ccw_device_force_console() declaration

Gerald Schaefer (2):
s390/mm: remove useless hugepage address alignment
s390/hugetlb: fix prepare_hugepage_range() check for 2 GB hugepages

Heiko Carstens (5):
s390: update defconfigs
s390/delay: sync comment within __delay() with reality
s390/mm: remove unused access parameter from do_fault_error()
s390/mm: split lowcore pages with set_memory_4k()
s390/ptdump: add missing amode31 markers

Josh Poimboeuf (1):
s390: fix nospec table alignments

Niklas Schnelle (2):
s390/pci: convert high_memory to physical address
s390/pci: remove unused bus_next field from struct zpci_dev

Thomas Richter (1):
s390/pai: Add support for PAI Extension 1 NNPA counters

Vasily Gorbik (1):
Merge branch 'fixes' into features

Wolfram Sang (1):
s390: move from strlcpy with unused retval to strscpy

arch/s390/boot/startup.c | 8 +-
arch/s390/configs/debug_defconfig | 53 +--
arch/s390/configs/defconfig | 49 +--
arch/s390/configs/zfcpdump_defconfig | 6 +-
arch/s390/include/asm/abs_lowcore.h | 17 +
arch/s390/include/asm/ccwdev.h | 1 -
arch/s390/include/asm/ctl_reg.h | 3 +-
arch/s390/include/asm/hugetlb.h | 6 +-
arch/s390/include/asm/lowcore.h | 4 +-
arch/s390/include/asm/maccess.h | 17 +
arch/s390/include/asm/os_info.h | 14 -
arch/s390/include/asm/pai.h | 6 +-
arch/s390/include/asm/pci.h | 1 -
arch/s390/include/asm/pgtable.h | 4 +
arch/s390/include/asm/processor.h | 17 -
arch/s390/include/asm/smp.h | 4 +-
arch/s390/kernel/Makefile | 4 +-
arch/s390/kernel/abs_lowcore.c | 95 +++++
arch/s390/kernel/crash_dump.c | 40 +--
arch/s390/kernel/debug.c | 2 +-
arch/s390/kernel/early.c | 2 +-
arch/s390/kernel/ipl.c | 9 +-
arch/s390/kernel/machine_kexec.c | 8 +-
arch/s390/kernel/nmi.c | 2 +-
arch/s390/kernel/os_info.c | 10 +-
arch/s390/kernel/perf_pai_ext.c | 671 +++++++++++++++++++++++++++++++++++
arch/s390/kernel/setup.c | 48 ++-
arch/s390/kernel/smp.c | 97 ++---
arch/s390/kernel/vmlinux.lds.S | 1 +
arch/s390/lib/delay.c | 11 +-
arch/s390/mm/dump_pagetables.c | 20 ++
arch/s390/mm/fault.c | 17 +-
arch/s390/mm/init.c | 2 +-
arch/s390/mm/maccess.c | 175 ++++-----
arch/s390/mm/vmem.c | 104 +++++-
arch/s390/pci/pci_dma.c | 2 +-
drivers/s390/block/dasd_devmap.c | 2 +-
drivers/s390/block/dasd_eer.c | 4 +-
drivers/s390/block/dcssblk.c | 2 +-
drivers/s390/char/hmcdrv_cache.c | 2 +-
drivers/s390/char/tape_class.c | 4 +-
drivers/s390/char/zcore.c | 1 +
drivers/s390/cio/qdio_debug.c | 2 +-
drivers/s390/net/ctcm_main.c | 2 +-
drivers/s390/net/fsm.c | 2 +-
drivers/s390/net/qeth_ethtool.c | 4 +-
drivers/s390/scsi/zfcp_aux.c | 2 +-
drivers/s390/scsi/zfcp_fc.c | 2 +-
48 files changed, 1243 insertions(+), 316 deletions(-)
create mode 100644 arch/s390/include/asm/abs_lowcore.h
create mode 100644 arch/s390/include/asm/maccess.h
create mode 100644 arch/s390/kernel/abs_lowcore.c
create mode 100644 arch/s390/kernel/perf_pai_ext.c