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Searched refs:user_access_begin (Results 1 – 13 of 13) sorted by relevance

/Linux-v5.15/include/linux/
Duaccess.h383 #ifndef user_access_begin
384 #define user_access_begin(ptr,len) access_ok(ptr, len) macro
395 #define user_write_access_begin user_access_begin
399 #define user_read_access_begin user_access_begin
/Linux-v5.15/arch/x86/lib/
Dcsum-wrappers_64.c29 if (!user_access_begin(src, len)) in csum_and_copy_from_user()
54 if (!user_access_begin(dst, len)) in csum_and_copy_to_user()
/Linux-v5.15/arch/powerpc/include/asm/
Dfutex.h36 if (!user_access_begin(uaddr, sizeof(u32))) in arch_futex_atomic_op_inuser()
72 if (!user_access_begin(uaddr, sizeof(u32))) in futex_atomic_cmpxchg_inatomic()
Duaccess.h374 static __must_check inline bool user_access_begin(const void __user *ptr, size_t len) in user_access_begin() function
384 #define user_access_begin user_access_begin macro
/Linux-v5.15/arch/x86/include/asm/
Dfutex.h59 if (!user_access_begin(uaddr, sizeof(u32))) in arch_futex_atomic_op_inuser()
95 if (!user_access_begin(uaddr, sizeof(u32))) in futex_atomic_cmpxchg_inatomic()
Dchecksum_32.h50 if (!user_access_begin(src, len)) in csum_and_copy_from_user()
178 if (!user_access_begin(dst, len)) in csum_and_copy_to_user()
Duaccess.h474 static __must_check __always_inline bool user_access_begin(const void __user *ptr, size_t len) in user_access_begin() function
481 #define user_access_begin(a,b) user_access_begin(a,b) macro
/Linux-v5.15/arch/x86/kernel/
Dsignal.c335 if (!user_access_begin(frame, sizeof(*frame))) in __setup_frame()
390 if (!user_access_begin(frame, sizeof(*frame))) in __setup_rt_frame()
474 if (!user_access_begin(frame, sizeof(*frame))) in __setup_rt_frame()
579 if (!user_access_begin(frame, sizeof(*frame))) in x32_setup_rt_frame()
Dvm86_32.c116 if (!user_access_begin(user, vm86->vm86plus.is_vm86pus ? in save_v86_state()
/Linux-v5.15/arch/x86/ia32/
Dia32_signal.c265 if (!user_access_begin(frame, sizeof(*frame))) in ia32_setup_frame()
322 if (!user_access_begin(frame, sizeof(*frame))) in ia32_setup_rt_frame()
/Linux-v5.15/arch/powerpc/kernel/
Dsignal_32.c746 if (!user_access_begin(frame, sizeof(*frame))) in handle_rt_signal32()
846 if (!user_access_begin(frame, sizeof(*frame))) in handle_signal32()
/Linux-v5.15/lib/
Diov_iter.c1808 if (!user_access_begin(uiov, nr_segs * sizeof(*uiov))) in copy_compat_iovec_from_user()
/Linux-v5.15/drivers/gpu/drm/i915/gem/
Di915_gem_execbuffer.c1563 if (!user_access_begin(urelocs, size)) in eb_copy_relocations()