Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.19 137/155] arm64/kexec: Fix missing extra range for crashkres_low. | Date | Tue, 6 Sep 2022 15:31:25 +0200 |
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From: Levi Yun <ppbuk5246@gmail.com>
commit 4831be702b95047c89b3fa5728d07091e9e9f7c9 upstream.
Like crashk_res, Calling crash_exclude_mem_range function with crashk_low_res area would need extra crash_mem range too.
Add one more extra cmem slot in case of crashk_low_res is used.
Signed-off-by: Levi Yun <ppbuk5246@gmail.com> Fixes: 944a45abfabc ("arm64: kdump: Reimplement crashkernel=X") Cc: <stable@vger.kernel.org> # 5.19.x Acked-by: Baoquan He <bhe@redhat.com> Reviewed-by: Catalin Marinas <catalin.marinas@arm.com> Link: https://lore.kernel.org/r/20220831103913.12661-1-ppbuk5246@gmail.com Signed-off-by: Will Deacon <will@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- arch/arm64/kernel/machine_kexec_file.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/arm64/kernel/machine_kexec_file.c +++ b/arch/arm64/kernel/machine_kexec_file.c @@ -47,7 +47,7 @@ static int prepare_elf_headers(void **ad u64 i; phys_addr_t start, end; - nr_ranges = 1; /* for exclusion of crashkernel region */ + nr_ranges = 2; /* for exclusion of crashkernel region */ for_each_mem_range(i, &start, &end) nr_ranges++;
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