# git rev-parse -q --verify 8a071b9c1325c6bfaf22508603b947ab75c1e9db^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/tip auto-latest
# git rev-parse -q --verify 8a071b9c1325c6bfaf22508603b947ab75c1e9db^{commit}
8a071b9c1325c6bfaf22508603b947ab75c1e9db
# git checkout -q -f -B kisskb 8a071b9c1325c6bfaf22508603b947ab75c1e9db
# git clean -qxdf
# < git log -1
# commit 8a071b9c1325c6bfaf22508603b947ab75c1e9db
# Merge: 9cf7e4647d90 b642e9e5f0dc
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Tue Mar 21 13:29:58 2023 +0100
# 
#     Merge branch into tip/master: 'x86/shstk'
#     
#     * x86/shstk:
#         b642e9e5f0dc x86/shstk: Add ARCH_SHSTK_STATUS
#         d30299329def x86/shstk: Add ARCH_SHSTK_UNLOCK
#         d84e6ee122e5 x86: Add PTRACE interface for shadow stack
#         d2a302007b48 selftests/x86: Add shadow stack test
#         a7c17fd7d856 x86/shstk: Wire in shadow stack interface
#         214b23e11864 x86: Expose thread features in /proc/$PID/status
#         44600eec3f2b x86/shstk: Support WRSS for userspace
#         a9d48cbbcc40 x86/shstk: Introduce map_shadow_stack syscall
#         48581dd7456d x86/shstk: Handle signals for shadow stack
#         da07286f0c9a x86/shstk: Introduce routines modifying shstk
#         2445a5c30aea x86/shstk: Handle thread shadow stack
#         2e30e0071423 x86/shstk: Add user-mode shadow stack support
#         c40a7569ad82 x86: Introduce userspace API for shadow stack
#         6ad563c4b42f x86/mm: Warn if create Write=0,Dirty=1 with raw prot
#         50f50f9c47c0 mm: Warn on shadow stack memory in wrong vma
#         5dde71115fff x86/mm: Introduce MAP_ABOVE4G
#         75818f575af6 mm: Don't allow write GUPs to shadow stack memory
#         0cac1da5886c mm: Re-introduce vm_flags to do_mmap()
#         4c8e07c3b6db mm/mmap: Add shadow stack pages to memory accounting
#         2d4ef6672038 mm: Add guard pages around a shadow stack.
#         a1d44091f03e x86/mm: Teach pte_mkwrite() about stack memory
#         3020efc57c33 x86/mm: Check shadow stack page fault errors
#         db31a5b7a897 mm: Introduce VM_SHADOW_STACK for shadow stack memory
#         5b541538cd8c mm: Move VM_UFFD_MINOR_BIT from 37 to 38
#         b349068fa10c x86/mm: Start actually marking _PAGE_SAVED_DIRTY
#         c169f96ab134 x86/mm: Update ptep/pmdp_set_wrprotect() for _PAGE_SAVED_DIRTY
#         dee76004d54e x86/mm: Introduce _PAGE_SAVED_DIRTY
#         74fd30bd28e4 mm: Make pte_mkwrite() take a VMA
#         8df0f3f28add s390/mm: Introduce pmd_mkwrite_kernel()
#         2cdecd5f4a15 mm: Introduce pte_mkwrite_kernel()
#         d2b3a938b6be x86/mm: Move pmd_write(), pud_write() up in the file
#         4cecb5493945 x86/mm: Remove _PAGE_DIRTY from kernel RO pages
#         ac591488436e x86/shstk: Add user control-protection fault handler
#         0a3589d0e0ff x86/traps: Move control protection handler to separate file
#         f2f3528ea37d x86/fpu: Add helper for modifying xstate
#         44a100d0b9ee x86/fpu/xstate: Introduce CET MSR and XSAVES supervisor states
#         d0d3e9a482a3 x86/cpufeatures: Enable CET CR4 bit for shadow stack
#         d1b5e84f943c x86/cpufeatures: Add CPU feature flags for shadow stacks
#         f7dabb27de62 x86/shstk: Add Kconfig option for shadow stack
#         54759b257ead Documentation/x86: Add CET shadow stack description
#     
#     Signed-off-by: Ingo Molnar <mingo@kernel.org>
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/aarch64-linux/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/aarch64-linux/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 8a071b9c1325c6bfaf22508603b947ab75c1e9db
# < make -s -j 24 ARCH=arm64 O=/kisskb/build/tip_arm64-defconfig_arm64-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/aarch64-linux/bin/aarch64-linux-  defconfig
# < make -s -j 24 ARCH=arm64 O=/kisskb/build/tip_arm64-defconfig_arm64-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/aarch64-linux/bin/aarch64-linux-  help
# make -s -j 24 ARCH=arm64 O=/kisskb/build/tip_arm64-defconfig_arm64-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/aarch64-linux/bin/aarch64-linux-  olddefconfig
# make -s -j 24 ARCH=arm64 O=/kisskb/build/tip_arm64-defconfig_arm64-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/aarch64-linux/bin/aarch64-linux-  
/kisskb/src/fs/btrfs/send.c: In function 'get_cur_inode_state':
/kisskb/src/fs/btrfs/send.c:1909:13: warning: 'right_gen' may be used uninitialized in this function [-Wmaybe-uninitialized]
   } else if (right_gen == gen) {
             ^
/kisskb/src/fs/btrfs/send.c: At top level:
cc1: warning: unrecognized command line option '-Wno-shift-negative-value'
Completed OK
# rm -rf /kisskb/build/tip_arm64-defconfig_arm64-gcc5
# Build took: 0:09:32.453836