From: Christoph Hellwig hch@lst.de
Commit d51c214541c5154dda3037289ee895ea3ded5ebd upstream.
The second argument is the end "pointer", not the length.
Fixes: d28f6df1305a ("arm64/kexec: Add core kexec support") Cc: stable@vger.kernel.org # 4.8.x- Signed-off-by: Christoph Hellwig hch@lst.de Signed-off-by: Catalin Marinas catalin.marinas@arm.com Signed-off-by: Sasha Levin sashal@kernel.org --- arch/arm64/kernel/machine_kexec.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/arch/arm64/kernel/machine_kexec.c +++ b/arch/arm64/kernel/machine_kexec.c @@ -184,7 +184,8 @@ void machine_kexec(struct kimage *kimage /* Flush the reboot_code_buffer in preparation for its execution. */ __flush_dcache_area(reboot_code_buffer, arm64_relocate_new_kernel_size); flush_icache_range((uintptr_t)reboot_code_buffer, - arm64_relocate_new_kernel_size); + (uintptr_t)reboot_code_buffer + + arm64_relocate_new_kernel_size);
/* Flush the kimage list and its buffers. */ kexec_list_flush(kimage);