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x86/fpu: Add tracepoints to dump FPU state at key points
2016-06-08  Dave Hansenx86/fpu: Add tracepoints to dump FPU state at key points
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-05-20  Dave Hansenx86/mm/mpx: Work around MPX erratum SKD046
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-05-16  Dave Hansenx86/cpufeature, x86/mm/pkeys: Fix broken compile-time...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-03-29  Dave Hansenx86/mm/pkeys: Add missing Documentation
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-03-11  Dave Hansenx86/mm/pkeys: Fix mismerge of protection keys CPUID...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-03-05  Dave Hansenmm/pkeys: Fix siginfo ABI breakage caused by new u64...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-03-03  Dave Hansenx86/mm/pkeys: Fix access_error() denial of writes to...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenmm/core, x86/mm/pkeys: Add execute-only protection...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Create an x86 arch_calc_vm_prot_bits...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Allow kernel to modify user pkey rights...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/fpu: Allow setting of XSAVE state
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm: Factor out LDT init from context init
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenmm/core, x86/mm/pkeys: Add arch_validate_pkey()
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenmm/core, arch, powerpc: Pass a protection key in to...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Actually enable Memory Protection Keys...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Add Kconfig prompt to existing config...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Dump pkey from VMA in /proc/pid/smaps
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Dump PKRU with other kernel registers
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenmm/core, x86/mm/pkeys: Differentiate instruction fetches
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Optimize fault handling in access_error()
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenmm/core: Do not enforce PKEY permissions on remote...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
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2016-02-18  Dave Hansenum, pkeys: Add UML arch_*_access_permitted() methods
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenmm/gup, x86/mm/pkeys: Check VMAs and PTEs for protection...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/gup: Simplify get_user_pages() PTE bit handling
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenmm/gup: Factor out VMA fault permission checking
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Add functions to fetch PKRU
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Fill in pkey field in siginfo
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansensignals, pkeys: Notify userspace about protection key...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansensignals, ia64, mips: Update arch-specific siginfos...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Pass VMA down in to fault signal generation...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Add arch-specific VMA protection bits
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenmm/core, x86/mm/pkeys: Store protection bits in high...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Add new 'PF_PK' page fault error code bit
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-18  Dave Hansenx86/mm/pkeys: Add PTE bits for storing protection key
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-16  Dave Hansenx86/fpu, x86/mm/pkeys: Add PKRU xsave fields and data...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-16  Dave Hansenx86/cpu, x86/mm/pkeys: Define new CR4 bit
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-16  Dave Hansenx86/cpufeature, x86/mm/pkeys: Add protection keys related...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-16  Dave Hansenx86/mm/pkeys: Add Kconfig option
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-16  Dave Hansenx86/fpu: Add placeholder for 'Processor Trace' XSAVE...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-16  Dave Hansenmm/gup: Switch all callers of get_user_pages() to not...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-16  Dave Hansenmm/gup: Overload get_user_pages() functions
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-16  Dave Hansenmm/gup: Introduce get_user_pages_remote()
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2016-02-03  Dave Hansenx86/boot: Pass in size to early cmdline parsing
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2016-02-03  Dave Hansenx86/boot: Simplify early command line parsing
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2016-02-03  Dave Hansenx86/boot: Fix early command-line parsing when partial...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2016-02-03  Dave Hansenx86/boot: Fix early command-line parsing when matching...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-12-05  Dave Hansenx86/mpx: Fix instruction decoder condition
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-11-12  Dave Hansenx86/fpu: Fix 32-bit signal frame handling
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-11-12  Dave Hansenx86/mpx: Fix 32-bit address space calculation
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-11-12  Dave Hansenx86/mpx: Do proper get_user() when running 32-bit binaries...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-11-06  Dave Hansenmm, hugetlbfs: optimize when NUMA=n
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-11-06  Dave Hansenmm, hugetlb: use memory policy when available
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-11-06  Dave Hanseninotify: actually check for invalid bits in sys_inotify_add_...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-11-06  Dave Hanseninotify: hide internal kernel bits from fdinfo
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Check CPU-provided sizes against struct declarations
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Check to ensure increasing-offset xstate offsets
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Correct and check XSAVE xstate size calculations
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Add C structures for AVX-512 state components
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Rework YMM definition
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu/mpx: Rework MPX 'xstate' types
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Add xfeature_enabled() helper instead of test_bit()
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Remove 'xfeature_nr'
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Rework XSTATE_* macros to remove magic '2'
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Rename XFEATURES_NR_MAX
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Rename XSAVE macros
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Remove partial LWP support definitions
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Remove XSTATE_RESERVE
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Move XSAVE-disabling code to a helper
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-14  Dave Hansenx86/fpu: Print xfeature buffer size in decimal
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-08  Dave Hansenfs: do not prefault sys_write() user buffer pages
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-09-04  Dave Hansenfs/notify: optimize inotify/fsnotify code for unwatched...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-07-21  Dave Hansenx86/mm: Add parenthesis for TLB tracepoint size calculation
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-07-18  Dave Hansenx86/fpu, sched: Dynamically allocate 'struct fpu'
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-12  Dave Hansenx86/fpu: Fix double-increment in setup_xstate_features()
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-06-09  Dave Hansenx86/mpx: Allow 32-bit binaries on 64-bit kernels again
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Do not count MPX VMAs as neighbors when unmapping
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Rewrite the unmap code
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Support 32-bit binaries on 64-bit kernels
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Use 32-bit-only cmpxchg() for 32-bit apps
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Introduce new 'directory entry' to 'addr'...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Add temporary variable to reduce masking
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86: Make is_64bit_mm() widely available
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Trace allocation of new bounds tables
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Trace the attempts to find bounds tables
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Trace entry to bounds exception paths
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Trace #BR exceptions
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Introduce a boot-time disable flag
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Restrict the mmap() size check to bounds tables
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Clean up the code by not passing a task pointer...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/mpx: Use the new get_xsave_field_ptr()API
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/fpu/xstate: Wrap get_xsave_addr() to make it safer
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-06-09  Dave Hansenx86/fpu/xstate: Fix up bad get_xsave_addr() assumptions
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-02-19  Dave Hansenx86/mm/init: Fix incorrect page size in init_memory_mapping...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2015-01-22  Dave Hansenx86, mpx: Strictly enforce empty prctl() args
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-01-22  Dave Hansenx86, mpx: Fix potential performance issue on unmaps
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2015-01-22  Dave Hansenx86, mpx: Explicitly disable 32-bit MPX support on...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2014-12-15  Dave Hansenx86, mpx: Give MPX a real config option prompt
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2014-12-15  Dave Hansenx86, mpx: Update documentation
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
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2014-12-13  Dave Hansenshmdt: use i_size_read() instead of ->i_size
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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2014-12-13  Dave Hansenipc/shm.c: fix overly aggressive shmdt() when calls...
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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Linux kernel - Deliverables
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