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devmem on userland memory...!!!!!!

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Ciro Santilli
2017-07-16 07:51:04 +01:00
parent 1428e7a3b5
commit 058c759ec9
3 changed files with 34 additions and 4 deletions
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kernel_module/virt_to_phys.c
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@@ -13,6 +13,7 @@ static inline phys_addr_t virt_to_phys(volatile void *address)
- https://stackoverflow.com/questions/5748492/is-there-any-api-for-determining-the-physical-address-from-virtual-address-in-li
- https://stackoverflow.com/questions/43325205/can-we-use-virt-to-phys-for-user-space-memory-in-kernel-module
- https://stackoverflow.com/questions/39134990/mmap-of-dev-mem-fails-with-invalid-argument-but-address-is-page-aligned
*/
#include <asm/io.h> /* virt_to_phys */