Messages in this thread Patch in this message | | | From | Alexandre Ghiti <> | Subject | [PATCH] riscv: Pass virtual addresses to kasan_mem_to_shadow | Date | Mon, 22 Feb 2021 03:07:34 -0500 |
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kasan_mem_to_shadow translates virtual addresses to kasan shadow addresses whereas for_each_mem_range returns physical addresses: it is then required to use __va on those addresses before passing them to kasan_mem_to_shadow.
Fixes: b10d6bca8720 ("arch, drivers: replace for_each_membock() with for_each_mem_range()") Signed-off-by: Alexandre Ghiti <alex@ghiti.fr> --- arch/riscv/mm/kasan_init.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/riscv/mm/kasan_init.c b/arch/riscv/mm/kasan_init.c index 4b9149f963d3..6d3b88f2c566 100644 --- a/arch/riscv/mm/kasan_init.c +++ b/arch/riscv/mm/kasan_init.c @@ -148,8 +148,8 @@ void __init kasan_init(void) (void *)kasan_mem_to_shadow((void *)VMALLOC_END)); for_each_mem_range(i, &_start, &_end) { - void *start = (void *)_start; - void *end = (void *)_end; + void *start = (void *)__va(_start); + void *end = (void *)__va(_end); if (start >= end) break; -- 2.20.1
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