| #!/bin/sh |
| |
| # Print out the KASAN_SHADOW_OFFSETS required to place the KASAN SHADOW |
| # start address at the top of the linear region |
| |
| print_kasan_offset () { |
| printf "%02d\t" $1 |
| printf "0x%08x00000000\n" $(( (0xffffffff & (-1 << ($1 - 1 - 32))) \ |
| - (1 << (64 - 32 - $2)) )) |
| } |
| |
| echo KASAN_SHADOW_SCALE_SHIFT = 3 |
| printf "VABITS\tKASAN_SHADOW_OFFSET\n" |
| print_kasan_offset 48 3 |
| print_kasan_offset 47 3 |
| print_kasan_offset 42 3 |
| print_kasan_offset 39 3 |
| print_kasan_offset 36 3 |
| echo |
| echo KASAN_SHADOW_SCALE_SHIFT = 4 |
| printf "VABITS\tKASAN_SHADOW_OFFSET\n" |
| print_kasan_offset 48 4 |
| print_kasan_offset 47 4 |
| print_kasan_offset 42 4 |
| print_kasan_offset 39 4 |
| print_kasan_offset 36 4 |