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Searched refs:copy_from_kernel_nofault (Results 1 – 25 of 51) sorted by relevance

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/Linux-v5.15/arch/powerpc/mm/
Dmaccess.c20 err = copy_from_kernel_nofault(&val, src, sizeof(val)); in copy_inst_from_kernel_nofault()
24 err = copy_from_kernel_nofault(&suffix, src + 1, sizeof(suffix)); in copy_inst_from_kernel_nofault()
/Linux-v5.15/mm/
Dmaccess.c25 long copy_from_kernel_nofault(void *dst, const void *src, size_t size) in copy_from_kernel_nofault() function
49 EXPORT_SYMBOL_GPL(copy_from_kernel_nofault);
121 long copy_from_kernel_nofault(void *dst, const void *src, size_t size) in copy_from_kernel_nofault() function
140 EXPORT_SYMBOL_GPL(copy_from_kernel_nofault);
/Linux-v5.15/arch/x86/kernel/
Dftrace.c89 if (copy_from_kernel_nofault(cur_code, (void *)ip, MCOUNT_INSN_SIZE)) { in ftrace_verify_code()
362 ret = copy_from_kernel_nofault(trampoline, (void *)start_offset, size); in create_trampoline()
370 ret = copy_from_kernel_nofault(ip, (void *)retq, RET_SIZE); in create_trampoline()
380 ret = copy_from_kernel_nofault(ip, x86_nops[2], 2); in create_trampoline()
517 ret = copy_from_kernel_nofault(&call, ptr, CALL_INSN_SIZE); in addr_from_call()
Ddumpstack.c79 return copy_from_kernel_nofault(buf, (u8 *)src, nbytes); in copy_code()
/Linux-v5.15/arch/ia64/kernel/
Dftrace.c111 if (copy_from_kernel_nofault(replaced, (void *)ip, MCOUNT_INSN_SIZE)) in ftrace_modify_code()
132 if (copy_from_kernel_nofault(replaced, (void *)ip, MCOUNT_INSN_SIZE)) in ftrace_make_nop_check()
/Linux-v5.15/arch/sh/kernel/
Dftrace.c206 if (copy_from_kernel_nofault(replaced, (void *)ip, MCOUNT_INSN_SIZE)) in ftrace_modify_code()
271 if (copy_from_kernel_nofault(code, (void *)ip, MCOUNT_INSN_SIZE)) in ftrace_mod()
/Linux-v5.15/kernel/debug/kdb/
Dkdb_support.c268 int ret = copy_from_kernel_nofault((char *)res, (char *)addr, size); in kdb_getarea_size()
293 int ret = copy_from_kernel_nofault((char *)addr, (char *)res, size); in kdb_putarea_size()
568 copy_from_kernel_nofault(&tmp, (char *)p, sizeof(unsigned long))) in kdb_task_state_char()
/Linux-v5.15/arch/x86/include/asm/
Dptrace.h304 extern long copy_from_kernel_nofault(void *dst, const void *src, size_t size);
324 ret = copy_from_kernel_nofault(&val, addr, sizeof(val)); in regs_get_kernel_stack_nth()
/Linux-v5.15/drivers/dio/
Ddio.c138 if (copy_from_kernel_nofault(&i, in dio_find()
212 if (copy_from_kernel_nofault(&i, in dio_init()
/Linux-v5.15/include/linux/
Duaccess.h357 long copy_from_kernel_nofault(void *dst, const void *src, size_t size);
380 copy_from_kernel_nofault(&(val), __gk_ptr, sizeof(val));\
/Linux-v5.15/arch/s390/kernel/
Dftrace.c217 if (copy_from_kernel_nofault(&old, (void *) rec->ip, sizeof(old))) in ftrace_make_nop()
246 if (copy_from_kernel_nofault(&old, (void *) rec->ip, sizeof(old))) in ftrace_make_call()
/Linux-v5.15/arch/arm64/kernel/
Dpatching.c62 ret = copy_from_kernel_nofault(&val, addr, AARCH64_INSN_SIZE); in aarch64_insn_read()
/Linux-v5.15/arch/riscv/kernel/
Dftrace.c41 if (copy_from_kernel_nofault(replaced, (void *)hook_pos, in ftrace_check_current_call()
/Linux-v5.15/arch/csky/kernel/
Dftrace.c75 if (copy_from_kernel_nofault((void *)olds, (void *)hook_pos, in ftrace_check_current_nop()
/Linux-v5.15/arch/parisc/kernel/
Dftrace.c176 ret = copy_from_kernel_nofault(insn, ip, size); in ftrace_make_call()
Dkgdb.c157 int ret = copy_from_kernel_nofault(bpt->saved_instr, in kgdb_arch_set_breakpoint()
/Linux-v5.15/arch/arm/kernel/
Dftrace.c88 if (copy_from_kernel_nofault(&replaced, (void *)pc, in ftrace_modify_code()
Dkgdb.c239 err = copy_from_kernel_nofault(bpt->saved_instr, (char *)bpt->bpt_addr, in kgdb_arch_set_breakpoint()
/Linux-v5.15/arch/nds32/kernel/
Dftrace.c134 if (copy_from_kernel_nofault(orig_insn, (void *)pc, in __ftrace_modify_code()
/Linux-v5.15/arch/powerpc/kernel/
Dmodule_64.c738 if (copy_from_kernel_nofault(&magic, &stub->magic, in module_trampoline_target()
749 if (copy_from_kernel_nofault(&funcdata, &stub->funcdata, in module_trampoline_target()
/Linux-v5.15/drivers/misc/
Dkgdbts.c842 copy_from_kernel_nofault(before, (char *)kgdbts_break_test, in run_plant_and_detach_test()
850 copy_from_kernel_nofault(after, (char *)kgdbts_break_test, in run_plant_and_detach_test()
/Linux-v5.15/arch/powerpc/kernel/trace/
Dftrace.c229 if (copy_from_kernel_nofault(&op, (void *)ip, MCOUNT_INSN_SIZE)) in __ftrace_make_nop()
252 if (copy_from_kernel_nofault(jmp, (void *)tramp, sizeof(jmp))) { in __ftrace_make_nop()
/Linux-v5.15/fs/
Dd_path.c49 if (unlikely(copy_from_kernel_nofault(dst, src, len))) { in prepend_copy()
/Linux-v5.15/kernel/trace/
Dtrace_eprobe.c396 ret = copy_from_kernel_nofault(&c, (u8 *)addr + len, 1); in fetch_store_strlen()
474 return copy_from_kernel_nofault(dest, src, size); in probe_mem_read()
/Linux-v5.15/drivers/video/fbdev/
Dhpfb.c405 err = copy_from_kernel_nofault(&i, (unsigned char *)INTFBVADDR + DIO_IDOFF, 1); in hpfb_init()

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