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powerpc/uaccess: Implement user_read_access_begin and user_write_access_begin
2020-05-01 Christophe Leroypowerpc/uaccess: Implement user_read_access_begin and...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-05-01 Christophe Leroydrm/i915/gem: Replace user_access_begin by user_write_access...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-05-01 Christophe Leroyuaccess: Selectively open read or write user access
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-05-01 Christophe Leroyuaccess: Add user_read_access_begin/end and user_write_acces...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-30 Christophe Leroypowerpc/uaccess: Implement unsafe_copy_to_user() as...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-30 Christophe Leroypowerpc/uaccess: Implement unsafe_put_user() using...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-02 Christophe Leroymm/hugetlb: fix build failure with HUGETLB_PAGE but...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-02 Christophe Leroyselftests/vm: fix map_hugetlb length used for testing...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: move ptrace_triggered() into hw_breakpoint.c
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: create ppc_gethwdinfo()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: create ptrace_get_debugreg()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: split out ADV_DEBUG_REGS related functions.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: move register viewing functions out...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: split out TRANSACTIONAL_MEM related...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: split out SPE related functions.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: split out ALTIVEC related functions.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: split out VSX related functions.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: drop PARAMETER_SAVE_AREA_OFFSET
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: drop unnecessary #ifdefs CONFIG_PPC64
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc/ptrace: remove unused header includes
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-04-01 Christophe Leroypowerpc: Move ptrace into a subdirectory.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-25 Christophe Leroypowerpc/kprobes: Ignore traps that happened in real...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-25 Christophe Leroypowerpc/32s: reorder Linux PTE bits to better match...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-25 Christophe Leroypowerpc/kasan: Fix kasan_remap_early_shadow_ro()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-25 Christophe Leroypowerpc/kprobes: Remove redundant code
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-17 Christophe Leroyselftests/powerpc: Add tlbie_test in .gitignore
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-13 Christophe Leroypowerpc/32: Fix missing NULL pmd check in virt_to_kpte()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-13 Christophe Leroypowerpc/kasan: Fix shadow memory protection with CONFIG_KASA...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-04 Christophe Leroypowerpc/irq: Use current_stack_pointer in do_IRQ()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-04 Christophe Leroypowerpc/irq: use IS_ENABLED() in check_stack_overflow()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-04 Christophe Leroypowerpc/irq: Use current_stack_pointer in check_stack_overflow()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-04 Christophe Leroypowerpc: Add current_stack_pointer as a register global
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-04 Christophe Leroypowerpc/mm: Don't kmap_atomic() in pte_offset_map(...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-03-02 Christophe Leroyselftest/lkdtm: Use local .gitignore
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-28 Christophe Leroyselftests: pidfd: Add pidfd_fdinfo_test in .gitignore
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-25 Christophe Leroypowerpc/32: drop get_pteptr()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-25 Christophe Leroypowerpc/32: refactor pmd_offset(pud_offset(pgd_offset...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-25 Christophe Leroypowerpc/32: don't restore r0, r6-r8 on exception entry...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-20 Christophe Leroyselftest/lkdtm: Don't pollute 'git status'
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-19 Christophe Leroypowerpc/32s: Slenderize _tlbia() for powerpc 603/603e
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-19 Christophe Leroypowerpc: Don't use thread struct for saving SRR0/1...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-19 Christophe Leroypowerpc/32: Warn and return ENOSYS on syscalls from...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-19 Christophe Leroypowerpc/32s: Don't flush all TLBs when flushing one...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-19 Christophe Leroypowerpc/process: Remove unneccessary #ifdef CONFIG_PPC64...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-18 Christophe Leroypowerpc/entry: Fix an #if which should be an #ifdef...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-18 Christophe Leroypowerpc/6xx: Fix power_save_ppc32_restore() with CONFIG_VMAP...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-18 Christophe Leroypowerpc/chrp: Fix enter_rtas() with CONFIG_VMAP_STACK
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-18 Christophe Leroypowerpc/32s: Fix DSI and ISI exceptions for CONFIG_VMAP_STACK
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-17 Christophe Leroylib/vdso: Allow architectures to provide the vdso data...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-17 Christophe Leroylib/vdso: Allow architectures to override the ns shift...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-17 Christophe Leroylib/vdso: Allow fixed clock mode
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-17 Christophe Leroypowerpc/8xx: Fix clearing of bits 20-23 in ITLB miss
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-17 Christophe Leroypowerpc/hugetlb: Fix 8M hugepages on 8xx
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-17 Christophe Leroypowerpc/hugetlb: Fix 512k hugepages on 8xx with 16k...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-02-08 Christophe Leroypowerpc: Fix CONFIG_TRACE_IRQFLAGS with CONFIG_VMAP_STACK
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-31 Christophe Leroyinit/main.c: fix misleading "This architecture does...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-30 Christophe Leroypowerpc/32s: Fix kasan_early_hash_table() for CONFIG_VMAP_STACK
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-28 Christophe Leroypowerpc: Implement user_access_save() and user_access_restore()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-28 Christophe Leroypowerpc: Implement user_access_begin and friends
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-28 Christophe Leroypowerpc/32s: Prepare prevent_user_access() for user_access_end()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-28 Christophe Leroypowerpc/32s: Drop NULL addr verification
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-28 Christophe Leroypowerpc/kuap: Fix set direction in allow/prevent_user_access()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-28 Christophe Leroypowerpc/32s: Fix bad_kuap_fault()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-28 Christophe Leroypowerpc/32s: Fix CPU wake-up from sleep mode
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/32: Reuse orphaned memblocks in kasan_init_shadow_pa...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/32: Simplify KASAN init
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/32: Force KASAN_VMALLOC for modules
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/kconfig: Move CONFIG_PPC32 into Kconfig.cputype
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/32: Add support of KASAN_VMALLOC
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/mm: Don't log user reads to 0xffffffff
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/32s: Enable CONFIG_VMAP_STACK
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/32s: Avoid crossing page boundary while changing...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/32s: Reorganise DSI handler.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/8xx: Enable CONFIG_VMAP_STACK
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/8xx: Split breakpoint exception
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/8xx: Move DataStoreTLBMiss perf handler
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/8xx: Drop exception entries for non-existing...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/8xx: Use alternative scratch registers in DTLB...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/32: Use vmapped stacks for interrupts
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-27 Christophe Leroypowerpc/32: Add early stack overflow detection with...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-26 Christophe Leroypowerpc: align stack to 2 * THREAD_SIZE with VMAP_STACK
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-26 Christophe Leroypowerpc/32: prepare for CONFIG_VMAP_STACK
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-26 Christophe Leroypowerpc/32: add a macro to get and/or save DAR and...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-26 Christophe Leroypowerpc/32: move MSR_PR test into EXCEPTION_PROLOG_0
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-26 Christophe Leroypowerpc/32: save DEAR/DAR before calling handle_page_fault
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-26 Christophe Leroypowerpc/32: Add EXCEPTION_PROLOG_0 in head_32.h
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-26 Christophe Leroypowerpc/32: replace MTMSRD() by mtmsr
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-25 Christophe Leroypowerpc: use probe_user_read() and probe_user_write()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-24 Christophe Leroylib: Reduce user_access_begin() boundaries in strncpy_from_u...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-23 Christophe Leroypowerpc/vdso32: miscellaneous optimisations
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-23 Christophe Leroypowerpc/vdso32: implement clock_getres entirely
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-23 Christophe Leroypowerpc/vdso32: use LOAD_REG_IMMEDIATE()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-23 Christophe Leroypowerpc/vdso32: Don't read cache line size from the...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-23 Christophe Leroypowerpc/vdso32: inline __get_datapage()
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-23 Christophe Leroypowerpc/vdso32: Add support for CLOCK_{REALTIME/MONOTONIC...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-23 Christophe Leroypowerpc/32: Add VDSO version of getcpu on non SMP
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-23 Christophe Leroypowerpc/devicetrees: Change 'gpios' to 'cs-gpios' on...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-23 Christophe Leroyselftests/powerpc: Enable range tests on 8xx in ptrace...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-23 Christophe Leroypowerpc/hw_breakpoints: Rewrite 8xx breakpoints to...
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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2020-01-23 Christophe Leroypowerpc/8xx: Fix permanently mapped IMMR region.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
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