linux-kernel - [PULL 00/18] xtensa updates for v6.5

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Message-Id: <20230627105451.803122-1-jcmvbkbc@gmail.com>
Date:   Tue, 27 Jun 2023 03:54:51 -0700
From:   Max Filippov <jcmvbkbc@...il.com>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     linux-kernel@...r.kernel.org, Chris Zankel <chris@...kel.net>,
        Max Filippov <jcmvbkbc@...il.com>
Subject: [PULL 00/18] xtensa updates for v6.5

Hi Linus,

please pull the following updates for the Xtensa architecture.

The following changes since commit 858fd168a95c5b9669aac8db6c14a9aeab446375:

  Linux 6.4-rc6 (2023-06-11 14:35:30 -0700)

are available in the Git repository at:

  https://github.com/jcmvbkbc/linux-xtensa.git tags/xtensa-20230627

for you to fetch changes up to f7667ca106df50ff8b776db54f85074dc9c52e1b:

  xtensa: dump userspace code around the exception PC (2023-06-24 06:34:27 -0700)

----------------------------------------------------------------
Xtensa updates for v6.5

- clean up platform_* interface of the xtensa architecture
- enable HAVE_ASM_MODVERSIONS
- drop ARCH_WANT_FRAME_POINTERS
- clean up unaligned access exception handler
- provide handler for load/store exceptions
- various small fixes and cleanups

----------------------------------------------------------------
Max Filippov (18):
      xtensa: xt2000: drop empty platform_init
      xtensa: drop platform_heartbeat
      xtensa: drop platform_restart
      xtensa: drop platform_halt and platform_power_off
      xtensa: clean up default platform functions
      xtensa: boot-redboot: clean up Makefile
      xtensa: drop EXPORT_SYMBOL for common_exception_return
      xtensa: drop bcopy implementation
      xtensa: only build __strncpy_user with CONFIG_ARCH_HAS_STRNCPY_FROM_USER
      xtensa: add asm-prototypes.h
      xtensa: report trax and perf counters in cpuinfo
      xtensa: drop ARCH_WANT_FRAME_POINTERS
      xtensa: move early_trap_init from kasan_early_init to init_arch
      xtensa: always install slow handler for unaligned access exception
      xtensa: rearrange unaligned exception handler
      xtensa: add load/store exception handler
      xtensa: rearrange show_stack output
      xtensa: dump userspace code around the exception PC

 arch/xtensa/Kconfig                      |  14 +-
 arch/xtensa/Kconfig.debug                |   8 +
 arch/xtensa/boot/boot-redboot/Makefile   |   9 +-
 arch/xtensa/include/asm/asm-prototypes.h |  29 ++++
 arch/xtensa/include/asm/asmmacro.h       |   1 +
 arch/xtensa/include/asm/core.h           |   8 +
 arch/xtensa/include/asm/ftrace.h         |   9 --
 arch/xtensa/include/asm/platform.h       |  20 ---
 arch/xtensa/include/asm/string.h         |   3 -
 arch/xtensa/include/asm/traps.h          |   7 +
 arch/xtensa/kernel/align.S               | 256 +++++++++++++++++++++----------
 arch/xtensa/kernel/mcount.S              |   1 +
 arch/xtensa/kernel/platform.c            |  29 ++--
 arch/xtensa/kernel/setup.c               |  41 ++++-
 arch/xtensa/kernel/stacktrace.c          |   4 -
 arch/xtensa/kernel/time.c                |   4 -
 arch/xtensa/kernel/traps.c               | 102 +++++++++---
 arch/xtensa/kernel/xtensa_ksyms.c        |  95 +-----------
 arch/xtensa/lib/Makefile                 |   3 +-
 arch/xtensa/lib/ashldi3.S                |   1 +
 arch/xtensa/lib/ashrdi3.S                |   1 +
 arch/xtensa/lib/bswapdi2.S               |   1 +
 arch/xtensa/lib/bswapsi2.S               |   1 +
 arch/xtensa/lib/checksum.S               |   2 +
 arch/xtensa/lib/divsi3.S                 |   1 +
 arch/xtensa/lib/lshrdi3.S                |   1 +
 arch/xtensa/lib/memcopy.S                |  19 +--
 arch/xtensa/lib/memset.S                 |   2 +
 arch/xtensa/lib/modsi3.S                 |   1 +
 arch/xtensa/lib/mulsi3.S                 |   1 +
 arch/xtensa/lib/strncpy_user.S           |   1 +
 arch/xtensa/lib/strnlen_user.S           |   1 +
 arch/xtensa/lib/udivsi3.S                |   1 +
 arch/xtensa/lib/umodsi3.S                |   1 +
 arch/xtensa/lib/umulsidi3.S              |   1 +
 arch/xtensa/lib/usercopy.S               |   1 +
 arch/xtensa/mm/kasan_init.c              |   2 -
 arch/xtensa/mm/misc.S                    |   5 +
 arch/xtensa/platforms/iss/setup.c        |  24 +--
 arch/xtensa/platforms/xt2000/setup.c     |  48 +++---
 arch/xtensa/platforms/xtfpga/setup.c     |  34 ++--
 41 files changed, 467 insertions(+), 326 deletions(-)
 create mode 100644 arch/xtensa/include/asm/asm-prototypes.h

-- 
Thanks.
-- Max