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arm64: fix the flush_icache_range arguments in machine_kexec

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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>
This commit is contained in:
Christoph Hellwig 2020-05-21 15:41:35 +01:00 committed by Greg Kroah-Hartman
parent 7597d2f353
commit 524550a72c
1 changed files with 2 additions and 1 deletions
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arch/arm64/kernel/machine_kexec.c
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@ -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);