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arm64: fix the flush_icache_range arguments in machine_kexec

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[ Upstream commit d51c214541c5154dda3037289ee895ea3ded5ebd ]

The second argument is the end "pointer", not the length.

Fixes: d28f6df130 ("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 2020-05-10 09:54:41 +02:00 • committed by Greg Kroah-Hartman
commit ea7c4d9e54
1 changed files with 1 additions and 0 deletions
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1
arch/arm64/kernel/machine_kexec.c
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@ -189,6 +189,7 @@ 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. */