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authorChristoph Hellwig <hch@lst.de>2020-05-21 15:44:34 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-05-27 16:41:53 +0200
commita5233a3fee3b6afb9aed3aa8db81e271a6dca9ef (patch)
tree511697a5f62231f606114ef6e3d4b77aa18c8276 /arch
parentbae3b5078a8782865316d4a3fc3c1f95d063cd3a (diff)
arm64: fix the flush_icache_range arguments in machine_kexec
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>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/kernel/machine_kexec.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm64/kernel/machine_kexec.c b/arch/arm64/kernel/machine_kexec.c
index bc96c8a7fc79..3e4b778f16a5 100644
--- a/arch/arm64/kernel/machine_kexec.c
+++ b/arch/arm64/kernel/machine_kexec.c
@@ -177,7 +177,8 @@ 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);