[PULL 00/10] xtensa updates for v5.16

From: Max Filippov
Date: Fri Nov 05 2021 - 15:19:29 EST


Hi Linus,

please pull the following Xtensa architecture updates for v5.16:

The following changes since commit 519d81956ee277b4419c723adfb154603c2565ba:

Linux 5.15-rc6 (2021-10-17 20:00:13 -1000)

are available in the Git repository at:

git://github.com/jcmvbkbc/linux-xtensa.git tags/xtensa-20211105

for you to fetch changes up to bd47cdb78997f83bd170c389ef59de9eec65976a:

xtensa: move section symbols to asm/sections.h (2021-10-18 22:19:35 -0700)

----------------------------------------------------------------
Xtensa updates for v5.16

- add support for xtensa cores witout windowed registers option

----------------------------------------------------------------
Max Filippov (10):
xtensa: move _SimulateUserKernelVectorException out of WindowVectors
xtensa: use a14 instead of a15 in inline assembly
xtensa: don't use a12 in strncpy_user
xtensa: don't use a12 in __xtensa_copy_user in call0 ABI
xtensa: definitions for call0 ABI
xtensa: implement call0 ABI support in assembly
xtensa: use register window specific opcodes only when present
xtensa: only build windowed register support code when needed
xtensa: remove unused variable wmask
xtensa: move section symbols to asm/sections.h

arch/xtensa/boot/boot-elf/bootstrap.S | 2 +
arch/xtensa/boot/boot-redboot/bootstrap.S | 72 +++++-----
arch/xtensa/include/asm/asmmacro.h | 65 +++++++++
arch/xtensa/include/asm/atomic.h | 26 ++--
arch/xtensa/include/asm/cmpxchg.h | 16 +--
arch/xtensa/include/asm/core.h | 11 ++
arch/xtensa/include/asm/processor.h | 32 ++++-
arch/xtensa/include/asm/sections.h | 41 ++++++
arch/xtensa/include/asm/traps.h | 2 +
arch/xtensa/kernel/align.S | 2 +
arch/xtensa/kernel/entry.S | 216 +++++++++++++++++++-----------
arch/xtensa/kernel/head.S | 24 ++--
arch/xtensa/kernel/mcount.S | 38 +++++-
arch/xtensa/kernel/process.c | 27 +++-
arch/xtensa/kernel/setup.c | 102 +++++---------
arch/xtensa/kernel/signal.c | 12 +-
arch/xtensa/kernel/traps.c | 6 +-
arch/xtensa/kernel/vectors.S | 55 +++++---
arch/xtensa/kernel/vmlinux.lds.S | 12 +-
arch/xtensa/lib/strncpy_user.S | 17 ++-
arch/xtensa/lib/usercopy.S | 28 +++-
21 files changed, 541 insertions(+), 265 deletions(-)
create mode 100644 arch/xtensa/include/asm/sections.h

--
Thanks.
-- Max