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Searched refs:is_write (Results 1 – 25 of 81) sorted by relevance

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/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/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()
H A Dcore.c124 bool is_write; in find_watchpoint() local
133 &wp_size, &is_write)) in find_watchpoint()
136 if (expect_write && !is_write) in find_watchpoint()
148 insert_watchpoint(unsigned long addr, size_t size, bool is_write) in insert_watchpoint() argument
151 const long encoded_watchpoint = encode_watchpoint(addr, size, is_write); in insert_watchpoint()
529 const bool is_write = (type & KCSAN_ACCESS_WRITE) != 0; in kcsan_setup_watchpoint() local
591 watchpoint = insert_watchpoint((unsigned long)ptr, size, is_write); in kcsan_setup_watchpoint()
/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()
624 * Conservatively set is_write in kasan_report_async()
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/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-mmio-v2.c563 int vgic_v2_cpuif_uaccess(struct kvm_vcpu *vcpu, bool is_write, in vgic_v2_cpuif_uaccess() argument
572 return vgic_uaccess(vcpu, &dev, is_write, offset, val); in vgic_v2_cpuif_uaccess()
575 int vgic_v2_dist_uaccess(struct kvm_vcpu *vcpu, bool is_write, in vgic_v2_dist_uaccess() argument
584 return vgic_uaccess(vcpu, &dev, is_write, offset, val); in vgic_v2_dist_uaccess()
/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/arm64/kvm/
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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/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
/linux/drivers/nvmem/
H A Drave-sp-eeprom.c95 const bool is_write = type == RAVE_SP_EEPROM_WRITE; in rave_sp_eeprom_io() local
96 const unsigned int data_size = is_write ? sizeof(page->data) : 0; in rave_sp_eeprom_io()
99 is_write ? sizeof(*page) - sizeof(page->data) : sizeof(*page); in rave_sp_eeprom_io()
/linux/drivers/target/
H A Dtarget_core_file.c269 int is_write = !(data_direction == DMA_FROM_DEVICE); in fd_execute_rw_aio() local
289 iov_iter_bvec(&iter, is_write, aio_cmd->bvecs, sgl_nents, len); in fd_execute_rw_aio()
298 if (is_write && (cmd->se_cmd_flags & SCF_FUA)) in fd_execute_rw_aio()
301 if (is_write) in fd_execute_rw_aio()
314 u32 sgl_nents, u32 data_length, int is_write) in fd_do_rw() argument
334 iov_iter_bvec(&iter, is_write, bvec, sgl_nents, len); in fd_do_rw()
335 if (is_write) in fd_do_rw()
340 if (is_write) { in fd_do_rw()
/linux/samples/vfio-mdev/
H A Dmbochs.c399 char *buf, u32 count, bool is_write) in handle_edid_regs() argument
410 if (is_write) { in handle_edid_regs()
426 char *buf, u32 count, bool is_write) in handle_edid_blob() argument
430 if (is_write) in handle_edid_blob()
437 size_t count, loff_t pos, bool is_write) in mdev_access() argument
447 if (is_write) in mdev_access()
456 if (is_write) in mdev_access()
466 handle_edid_regs(mdev_state, pos, buf, count, is_write); in mdev_access()
469 handle_edid_blob(mdev_state, pos, buf, count, is_write); in mdev_access()
479 if (is_write) in mdev_access()
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/linux/arch/loongarch/kvm/intc/
H A Deiointc.c461 bool is_write, int *data) in kvm_eiointc_regs_access() argument
510 if (is_write) in kvm_eiointc_regs_access()
521 bool is_write, int *data) in kvm_eiointc_sw_status_access() argument
534 if (is_write) in kvm_eiointc_sw_status_access()
540 if (is_write) in kvm_eiointc_sw_status_access()
553 if (is_write) in kvm_eiointc_sw_status_access()
H A Dpch_pic.c285 bool is_write) in kvm_pch_pic_regs_access() argument
337 if (is_write) { in kvm_pch_pic_regs_access()
343 if (is_write) in kvm_pch_pic_regs_access()
349 if (!is_write) { in kvm_pch_pic_regs_access()
/linux/drivers/gpu/drm/i915/gvt/
H A Dkvmgt.c443 size_t count, u16 offset, bool is_write) in handle_edid_regs() argument
454 if (is_write) { in handle_edid_regs()
495 size_t count, u16 offset, bool is_write) in handle_edid_blob() argument
500 if (is_write) in handle_edid_blob()
753 void *buf, unsigned int count, bool is_write) in intel_vgpu_bar_rw() argument
758 if (is_write) in intel_vgpu_bar_rw()
774 void *buf, unsigned long count, bool is_write) in intel_vgpu_aperture_rw() argument
790 if (is_write) in intel_vgpu_aperture_rw()
801 size_t count, loff_t *ppos, bool is_write) in intel_vgpu_rw() argument
815 if (is_write) in intel_vgpu_rw()
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