| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 40/80] arm64: fix the flush_icache_range arguments in machine_kexec | Date | Mon, 18 May 2020 19:36:58 +0200 |
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From: Christoph Hellwig <hch@lst.de>
[ Upstream commit d51c214541c5154dda3037289ee895ea3ded5ebd ]
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 | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm64/kernel/machine_kexec.c b/arch/arm64/kernel/machine_kexec.c index 922add8adb749..5e26ef0078638 100644 --- a/arch/arm64/kernel/machine_kexec.c +++ b/arch/arm64/kernel/machine_kexec.c @@ -192,6 +192,7 @@ void machine_kexec(struct kimage *kimage) * the offline CPUs. Therefore, we must use the __* variant here. */ __flush_icache_range((uintptr_t)reboot_code_buffer, + (uintptr_t)reboot_code_buffer + arm64_relocate_new_kernel_size); /* Flush the kimage list and its buffers. */ -- 2.20.1
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