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x86/fpu: Mark init_fpstate __ro_after_init
2021-06-23 Thomas Gleixnerx86/fpu: Mark init_fpstate __ro_after_init
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/pkru: Remove xstate fiddling from write_pkru()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Don't store PKRU in xstate in fpu_reset_fpstate()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Remove PKRU handling from switch_fpu_finish()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Mask PKRU from kernel XRSTOR[S] operations
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Dave Hansenx86/fpu: Hook up PKRU into ptrace()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Dave Hansenx86/fpu: Add PKRU storage outside of task XSAVE buffer
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Dont restore PKRU in fpregs_restore_userspace()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename xfeatures_mask_user() to xfeatures_mask_uabi()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Move FXSAVE_LEAK quirk info __copy_kernel_to_fpregs()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename __fpregs_load_activate() to fpregs_restore_u...
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Andy Lutomirskix86/fpu: Clean up the fpu__clear() variants
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename fpu__clear_all() to fpu_flush_thread()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Use pkru_write_default() in copy_init_fpstate_to_fp...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/cpu: Write the default PKRU value when enabling PKE
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/pkru: Provide pkru_write_default()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/pkru: Provide pkru_get_init_value()
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/cpu: Sanitize X86_FEATURE_OSPKE
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename and sanitize fpu__save/copy()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Dave Hansenx86/pkeys: Move read_pkru() and write_pkru()
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu/xstate: Sanitize handling of independent features
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Andy Lutomirskix86/fpu: Rename "dynamic" XSTATEs to "independent"
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename initstate copy functions
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename copy_kernel_to_fpregs() to restore_fpregs_fr...
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Get rid of the FNSAVE optimization
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename copy_fpregs_to_fpstate() to save_fpregs_to_f...
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Deduplicate copy_uabi_from_user/kernel_to_xstate()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename xstate copy functions which are related...
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename fregs-related copy functions
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/math-emu: Rename frstor()
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename fxregs-related copy functions
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename copy_user_to_xregs() and copy_xregs_to_user()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Rename copy_xregs_to_kernel() and copy_kernel_to_xr...
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Get rid of copy_supervisor_to_kernel()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Cleanup arch_set_user_pkey_access()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Dave Hansenx86/kvm: Avoid looking up PKRU in XSAVE buffer
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Get rid of using_compacted_format()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Move fpu__write_begin() to regset
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu/regset: Move fpu__read_begin() into regset
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Remove fpstate_sanitize_xstate()
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Use copy_xstate_to_uabi_buf() in fpregs_get()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Use copy_xstate_to_uabi_buf() in xfpregs_get()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Make copy_xstate_to_kernel() usable for [x...
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Andy Lutomirskix86/fpu: Clean up fpregs_set()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Andy Lutomirskix86/fpu: Fail ptrace() requests that try to set invalid...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Andy Lutomirskix86/fpu: Rewrite xfpregs_set()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Dave Hansenx86/fpu: Simplify PTRACE_GETREGS code
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Reject invalid MXCSR values in copy_kernel_to_xstate()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Sanitize xstateregs_set()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Limit xstate copy size in xstateregs_set()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Move inlines where they belong
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Remove unused get_xsave_field_ptr()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Get rid of fpu__get_supported_xfeatures_mask()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Make xfeatures_mask_all __ro_after_init
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Mark various FPU state variables __ro_after_init
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/pkeys: Revert a5eff7259790 ("x86/pkeys: Add PKRU...
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Thomas Gleixnerx86/fpu: Fix copy_xstate_to_kernel() gap handling
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-23 Borislav PetkovMerge x86/urgent into x86/fpu
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-22 Thomas Gleixnerx86/fpu: Make init_fpstate correct with optimized XSAVE
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-22 Thomas Gleixnerx86/fpu: Preserve supervisor states in sanitize_restored_use...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-18 Fan Dux86/mm: Avoid truncating memblocks for SGX memory
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-15 Kai Huangx86/sgx: Add missing xa_destroy() when virtual EPC...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-10 Thomas Gleixnerx86/fpu: Reset state for all signal restore failures
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-09 Andy Lutomirskiselftests/x86: Test signal frame XSTATE header corruption...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-09 Andy Lutomirskix86/fpu: Add address range checks to copy_user_to_xstate()
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-09 Thomas Gleixnerx86/pkru: Write hardware init value to PKRU when xstate...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-09 Thomas Gleixnerx86/process: Check PF_KTHREAD and not current->mm for...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-09 Andy Lutomirskix86/fpu: Invalidate FPU state after a failed XRSTOR...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-09 Thomas Gleixnerx86/fpu: Prevent state corruption in __fpu__restore_sig()
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
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2021-06-08 Tom Lendackyx86/ioremap: Map EFI-reserved memory as encrypted for SEV
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-04 Pu Wenx86/sev: Check SME/SEV support in CPUID first
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-04 Jiashuo Liangx86/fault: Don't send SIGSEGV twice on SEGV_PKUERR
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-03 Mike Rapoportx86/setup: Always reserve the first 1M of RAM
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-03 Borislav Petkovx86/alternative: Optimize single-byte NOPs at an arbitrary...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-03 Thomas Gleixnerx86/cpufeatures: Force disable X86_FEATURE_ENQCMD and...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-06-03 Borislav Petkovdmaengine: idxd: Use cpu_feature_enabled()
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-31 Borislav Petkovx86/thermal: Fix LVT thermal setup for SMI delivery...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-29 Thomas Gleixnerx86/apic: Mark _all_ legacy interrupts when IO/APIC...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-19 Joerg Roedelx86/sev-es: Use __put_user()/__get_user() for data...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-19 Joerg Roedelx86/sev-es: Forward page-faults which happen during...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-19 Joerg Roedelx86/sev-es: Don't return NULL from sev_es_get_ghcb()
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-19 Chang S. Baeselftest/x86/signal: Include test cases for validating...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-19 Chang S. Baex86/signal: Detect and prevent an alternate signal...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-19 Chang S. Baeselftest/sigaltstack: Use the AT_MINSIGSTKSZ aux vector...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-19 Chang S. Baex86/elf: Support a new ELF aux vector AT_MINSIGSTKSZ
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-19 Chang S. Baex86/signal: Introduce helpers to get the maximum signal...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-19 Chang S. Baeuapi/auxvec: Define the aux vector AT_MINSIGSTKSZ
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-18 Tom Lendackyx86/sev-es: Invalidate the GHCB after completing VMGEXIT
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-18 Tom Lendackyx86/sev-es: Move sev_es_put_ghcb() in prep for follow...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-10 Brijesh Singhx86/msr: Rename MSR_K8_SYSCFG to MSR_AMD64_SYSCFG
Suggested-by: Borislav Petkov <bp@alien8.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-10 Brijesh Singhx86/sev: Move GHCB MSR protocol and NAE definitions...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-05-10 Brijesh Singhx86/sev-es: Rename sev-es.{ch} to sev.{ch}
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-04-20 Mike Galbraithx86/crash: Fix crash_setup_memmap_entries() out-of...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-04-19 Maciej W. Rozyckix86/build: Disable HIGHMEM64G selection for M486SX
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-04-16 Borislav PetkovMAINTAINERS: Remove me from IDE/ATAPI section
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-04-16 Georges Aureaux86/platform/uv: Add more to secondary CPU kdump info
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-04-16 Mike Travisx86/platform/uv: Use x2apic enabled bit as set by BIOS...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-04-14 Jan Kiszkax86/pat: Do not compile stubbed functions when X86_PAT...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-04-14 Mike Rapoportx86/setup: Move trim_snb_memory() later in setup_arch...
Signed-off-by: Borislav Petkov <bp@suse.de>
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2021-04-12 Wei Yongjunx86/sgx: Mark sgx_vepc_vm_ops static
Signed-off-by: Borislav Petkov <bp@suse.de>
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