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Searched refs:is_write (Results 1 – 25 of 107) sorted by relevance

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/linux/arch/powerpc/mm/
H A Dfault.c201 unsigned long address, bool is_write) in bad_kernel_fault() argument
220 if (bad_kuap_fault(regs, address, is_write)) { in bad_kernel_fault()
222 str_write_read(is_write), address, in bad_kernel_fault()
231 return WARN(true, "Bug: %s fault blocked by KUAP!", is_write ? "Write" : "Read"); in bad_kernel_fault()
238 static bool access_pkey_error(bool is_write, bool is_exec, bool is_pkey, in access_pkey_error() argument
246 if (!arch_vma_access_permitted(vma, is_write, is_exec, 0)) in access_pkey_error()
252 static bool access_error(bool is_write, bool is_exec, struct vm_area_struct *vma) in access_error() argument
270 if (is_write) { in access_error()
314 static void sanity_check_fault(bool is_write, bool is_user, in sanity_check_fault() argument
362 if (radix_enabled() || is_write) in sanity_check_fault()
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H A Dcopro_fault.c25 unsigned long is_write; in copro_handle_mm_fault() local
39 is_write = dsisr & DSISR_ISSTORE; in copro_handle_mm_fault()
40 if (is_write) { in copro_handle_mm_fault()
57 *flt = handle_mm_fault(vma, ea, is_write ? FAULT_FLAG_WRITE : 0, NULL); in copro_handle_mm_fault()
/linux/mm/kfence/
H A Dreport.c187 static const char *get_access_type(bool is_write) in get_access_type()
189 return str_write_read(is_write); in get_access_type()
192 void kfence_report_error(unsigned long address, bool is_write, struct pt_regs *regs, in kfence_report_error()
228 pr_err("BUG: KFENCE: out-of-bounds %s in %pS\n\n", get_access_type(is_write), in kfence_report_error()
231 get_access_type(is_write), (void *)address, in kfence_report_error()
237 pr_err("BUG: KFENCE: use-after-free %s in %pS\n\n", get_access_type(is_write), in kfence_report_error()
240 get_access_type(is_write), (void *)address, object_index); in kfence_report_error()
249 pr_err("BUG: KFENCE: invalid %s in %pS\n\n", get_access_type(is_write), in kfence_report_error()
251 pr_err("Invalid %s at 0x%p:\n", get_access_type(is_write), in kfence_report_error()
186 get_access_type(bool is_write) get_access_type() argument
191 kfence_report_error(unsigned long address,bool is_write,struct pt_regs * regs,const struct kfence_metadata * meta,enum kfence_error_type type) kfence_report_error() argument
H A Dkfence_test.c87 bool is_write; /* Is access a write. */ member
92 return str_write_read(r->is_write); in get_access_type()
325 .is_write = false, in test_out_of_bounds_read()
359 .is_write = true, in test_out_of_bounds_write()
377 .is_write = false, in test_use_after_free_read()
478 .is_write = false, in test_kmalloc_aligned_oob_read()
577 .is_write = false, in test_init_on_free()
665 .is_write = false, in test_invalid_access()
679 .is_write = false, in test_memcache_typesafe_by_rcu()
716 .is_write = false, in test_krealloc()
/linux/arch/um/kernel/skas/
H A Duaccess.c46 static pte_t *maybe_map(unsigned long virt, int is_write) in maybe_map() argument
52 (is_write && !pte_write(*pte))) { in maybe_map()
53 err = handle_page_fault(virt, 0, is_write, 1, &dummy_code); in maybe_map()
64 static int do_op_one_page(unsigned long addr, int len, int is_write, in do_op_one_page() argument
71 pte = maybe_map(addr, is_write); in do_op_one_page()
95 static long buffer_op(unsigned long addr, int len, int is_write, in buffer_op() argument
103 n = do_op_one_page(addr, size, is_write, op, arg); in buffer_op()
115 n = do_op_one_page(addr, PAGE_SIZE, is_write, op, arg); in buffer_op()
127 n = do_op_one_page(addr, remain, is_write, op, arg); in buffer_op()
/linux/arch/arm64/kvm/
H A Dmmio.c159 bool is_write; in io_mem_abort() local
218 is_write = kvm_vcpu_dabt_iswrite(vcpu); in io_mem_abort()
222 if (is_write) { in io_mem_abort()
240 run->mmio.is_write = is_write; in io_mem_abort()
247 if (!is_write) in io_mem_abort()
254 if (is_write) in io_mem_abort()
H A Dtrace_handle_exit.h91 __field(bool, is_write)
102 __entry->is_write = params->is_write;
116 str_write_read(__entry->is_write))
H A Dsys_regs.c491 if (p->is_write) in access_rw()
506 if (!p->is_write) in access_dcsw()
563 BUG_ON(!p->is_write); in access_vm_reg()
587 if (p->is_write) in access_actlr()
611 if (!p->is_write) in access_gic_sgi()
657 if (p->is_write) in access_gic_sre()
676 if (!p->is_write) in access_gic_dir()
688 if (p->is_write) in trap_raz_wi()
709 if (p->is_write && sr == SYS_LORID_EL1) in trap_loregion()
719 if (!p->is_write) in trap_oslar_el1()
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H A Dsys_regs.h27 bool is_write; member
43 .is_write = !((esr) & 1) })
50 .is_write = !((esr) & 1) })
121 p->Op0, p->Op1, p->CRn, p->CRm, p->Op2, str_write_read(p->is_write)); in print_sys_reg_msg()
/linux/drivers/memstick/host/
H A Dr592.c223 static void r592_start_dma(struct r592_device *dev, bool is_write) in r592_start_dma() argument
240 if (!is_write) in r592_start_dma()
276 bool is_write; in r592_transfer_fifo_dma() local
282 is_write = dev->req->data_dir == WRITE; in r592_transfer_fifo_dma()
293 sg_count = dma_map_sg(&dev->pci_dev->dev, &dev->req->sg, 1, is_write ? in r592_transfer_fifo_dma()
301 r592_start_dma(dev, is_write); in r592_transfer_fifo_dma()
310 dma_unmap_sg(&dev->pci_dev->dev, &dev->req->sg, 1, is_write ? in r592_transfer_fifo_dma()
414 bool is_write = dev->req->tpc >= MS_TPC_SET_RW_REG_ADRS; in r592_transfer_fifo_pio() local
420 if (is_write) { in r592_transfer_fifo_pio()
432 (is_write ? SG_MITER_FROM_SG : SG_MITER_TO_SG)); in r592_transfer_fifo_pio()
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/linux/kernel/kcsan/
H A Dencoding.h62 encode_watchpoint(unsigned long addr, size_t size, bool is_write) in encode_watchpoint() argument
64 return (long)((is_write ? WATCHPOINT_WRITE_MASK : 0) | in encode_watchpoint()
72 bool *is_write) in decode_watchpoint() argument
80 *is_write = !!((unsigned long)watchpoint & WATCHPOINT_WRITE_MASK); in decode_watchpoint()
H A Dselftest.c35 bool is_write = !!get_random_u32_below(2); in test_encode_decode() local
49 encoded_watchpoint = encode_watchpoint(addr, size, is_write); in test_encode_decode()
64 if (WARN_ON(is_write != verif_is_write)) in test_encode_decode()
70 __func__, is_write ? "write" : "read", size, addr, encoded_watchpoint, in test_encode_decode()
/linux/drivers/platform/goldfish/
H A Dgoldfish_pipe.c259 int is_write, in goldfish_pin_pages() argument
274 !is_write ? FOLL_WRITE : 0, in goldfish_pin_pages()
292 int is_write, in populate_rw_params() argument
327 int is_write, in transfer_max_buffers() argument
342 last_page_size, is_write, in transfer_max_buffers()
350 first_page, last_page, iter_last_page_size, is_write, in transfer_max_buffers()
355 is_write ? PIPE_CMD_WRITE : PIPE_CMD_READ); in transfer_max_buffers()
360 !is_write && *consumed_size > 0); in transfer_max_buffers()
366 static int wait_for_host_signal(struct goldfish_pipe *pipe, int is_write) in wait_for_host_signal() argument
368 u32 wake_bit = is_write ? BIT_WAKE_ON_WRITE : BIT_WAKE_ON_READ; in wait_for_host_signal()
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/linux/mm/kasan/
H A Dreport.c219 static void end_report(unsigned long *flags, const void *addr, bool is_write) in end_report() argument
236 if (is_write) in end_report()
257 info->is_write ? "Write" : "Read", info->access_size, in print_error_description()
261 info->is_write ? "Write" : "Read", in print_error_description()
552 info.is_write = false; in kasan_report_invalid_free()
571 bool kasan_report(const void *addr, size_t size, bool is_write, in kasan_report() argument
590 info.is_write = is_write; in kasan_report()
597 end_report(&irq_flags, (void *)addr, is_write); in kasan_report()
/linux/arch/arm64/kvm/vgic/
H A Dvgic-kvm-device.c366 bool is_write) in vgic_v2_attr_regs_access() argument
382 if (is_write) in vgic_v2_attr_regs_access()
401 ret = vgic_v2_cpuif_uaccess(vcpu, is_write, addr, &val); in vgic_v2_attr_regs_access()
404 ret = vgic_v2_dist_uaccess(vcpu, is_write, addr, &val); in vgic_v2_attr_regs_access()
416 if (!ret && !is_write) in vgic_v2_attr_regs_access()
534 bool is_write) in vgic_v3_attr_regs_access() argument
559 if (uaccess && is_write) { in vgic_v3_attr_regs_access()
581 ret = vgic_v3_dist_uaccess(vcpu, is_write, addr, &val); in vgic_v3_attr_regs_access()
584 ret = vgic_v3_redist_uaccess(vcpu, is_write, addr, &val); in vgic_v3_attr_regs_access()
587 ret = vgic_v3_cpu_sysregs_uaccess(vcpu, attr, is_write); in vgic_v3_attr_regs_access()
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H A Dvgic.h284 int vgic_v2_dist_uaccess(struct kvm_vcpu *vcpu, bool is_write,
286 int vgic_v2_cpuif_uaccess(struct kvm_vcpu *vcpu, bool is_write,
346 int vgic_v3_dist_uaccess(struct kvm_vcpu *vcpu, bool is_write,
348 int vgic_v3_redist_uaccess(struct kvm_vcpu *vcpu, bool is_write,
351 struct kvm_device_attr *attr, bool is_write);
354 int vgic_v3_line_level_info_uaccess(struct kvm_vcpu *vcpu, bool is_write,
/linux/drivers/gpu/drm/radeon/
H A Dradeon_dp_auxch.c69 bool is_write = false; in radeon_dp_aux_transfer_native() local
77 is_write = true; in radeon_dp_aux_transfer_native()
92 if (is_write) in radeon_dp_aux_transfer_native()
137 if (is_write) { in radeon_dp_aux_transfer_native()
195 if (is_write) in radeon_dp_aux_transfer_native()
/linux/arch/powerpc/include/asm/
H A Dkup.h61 __bad_kuap_fault(struct pt_regs *regs, unsigned long address, bool is_write) in __bad_kuap_fault() argument
83 bad_kuap_fault(struct pt_regs *regs, unsigned long address, bool is_write) in bad_kuap_fault() argument
88 return __bad_kuap_fault(regs, address, is_write); in bad_kuap_fault()
/linux/arch/microblaze/mm/
H A Dfault.c92 int is_write = error_code & ESR_S; in do_page_fault() local
107 is_write = 0; in do_page_fault()
160 if (unlikely(!is_write)) in do_page_fault()
203 if (unlikely(is_write)) { in do_page_fault()
/linux/arch/xtensa/mm/
H A Dfault.c96 int is_write, is_exec; in do_page_fault() local
118 is_write = (exccause == EXCCAUSE_STORE_CACHE_ATTRIBUTE) ? 1 : 0; in do_page_fault()
126 is_write ? "w" : "", is_exec ? "x" : ""); in do_page_fault()
144 if (is_write) { in do_page_fault()
/linux/arch/s390/mm/
H A Dfault.c220 bool is_write; in handle_fault_error_nolock() local
231 is_write = fault_is_write(regs); in handle_fault_error_nolock()
232 if (kfence_handle_page_fault(address, is_write, regs)) in handle_fault_error_nolock()
273 bool is_write; in do_exception() local
284 is_write = fault_is_write(regs); in do_exception()
291 if (is_write) in do_exception()
/linux/arch/um/kernel/
H A Dtrap.c141 int is_write, int is_user, int *code_out) in handle_page_fault() argument
167 if (is_write) { in handle_page_fault()
219 WARN_ON(!pte_young(*pte) || (is_write && !pte_dirty(*pte))); in handle_page_fault()
313 int is_write = FAULT_WRITE(fi); in segv() local
356 err = handle_page_fault(address, ip, is_write, is_user, in segv()
/linux/drivers/tty/
H A Dgoldfish.c54 size_t count, bool is_write) in do_rw_io() argument
64 if (is_write) in do_rw_io()
75 size_t count, bool is_write) in goldfish_tty_rw() argument
80 dma_dir = (is_write ? DMA_TO_DEVICE : DMA_FROM_DEVICE); in goldfish_tty_rw()
105 do_rw_io(qtty, dma_handle, avail, is_write); in goldfish_tty_rw()
120 do_rw_io(qtty, addr, count, is_write); in goldfish_tty_rw()
/linux/arch/csky/mm/
H A Dfault.c23 static inline bool is_write(struct pt_regs *regs) in is_write() function
173 if (is_write(regs)) { in access_error()
237 if (is_write(regs)) in do_page_fault()
/linux/include/linux/
H A Dkfence.h206 bool __must_check kfence_handle_page_fault(unsigned long addr, bool is_write, struct pt_regs *regs);
238 static inline bool __must_check kfence_handle_page_fault(unsigned long addr, bool is_write, in kfence_handle_page_fault() argument

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