website-function

Function: __memcpy_fromio

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: Absent ⚠️
• In 5.11: Absent ⚠️
• In 5.13: Absent ⚠️
• In 5.15: Absent ⚠️
• In 5.19: Absent ⚠️
• In 6.2: Absent ⚠️
• In 6.5: Absent ⚠️
• In 6.8: Absent ⚠️

Arch

• In arm64: ✅

  void __memcpy_fromio(void *to, const volatile void *from, size_t count);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/arm64/kernel/io.c (ffff800010095d00)
  Location: arch/arm64/kernel/io.c:15
  Inline: False
  Direct callers:
    - fs/libfs.c:memory_read_from_io_buffer
    - drivers/pci/pci-sysfs.c:pci_read_rom
    - drivers/video/fbdev/core/fbmem.c:fb_read
    - drivers/acpi/apei/ghes.c:ghes_copy_tofrom_phys
    - drivers/char/tpm/eventlog/acpi.c:tpm_read_log_acpi
    - drivers/char/tpm/tpm_crb.c:crb_map_io
    - drivers/char/tpm/tpm_crb.c:crb_recv
    - drivers/char/tpm/tpm_crb.c:crb_recv
    - drivers/misc/sram.c:sram_read
    - drivers/firmware/dmi_scan.c:dmi_scan_machine
    - drivers/firmware/dmi_scan.c:dmi_scan_machine
    - drivers/firmware/ti_sci.c:ti_sci_debug_show
    - drivers/firmware/arm_scmi/driver.c:scmi_fetch_response
    - drivers/mailbox/zynqmp-ipi-mailbox.c:zynqmp_ipi_interrupt
  

  Symbols:

  ffff800010095d00-ffff800010095db4: __memcpy_fromio (STB_GLOBAL)
  

• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences

Arch