other versions
- jessie 3.16.56-1+deb8u1
PHYS_TO_VIRT(9) | Public Functions Provided | PHYS_TO_VIRT(9) |
NAME¶
phys_to_virt - map physical address to virtualSYNOPSIS¶
void *
phys_to_virt(phys_addr_t address);
ARGUMENTS¶
addressaddress to remap
DESCRIPTION¶
The returned virtual address is a current CPU mapping for the memory address given. It is only valid to use this function on addresses that have a kernel mapping This function does not handle bus mappings for DMA transfers. In almost all conceivable cases a device driver should not be using this functionAUTHORS¶
Matthew Wilcox <matthew@wil.cx>Author.
Alan Cox <alan@lxorguk.ukuu.org.uk>
Author.
COPYRIGHT¶
May 2018 | Kernel Hackers Manual 3.16 |