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authorLevi Yun <ppbuk5246@gmail.com>2022-08-31 19:39:13 +0900
committerWill Deacon <will@kernel.org>2022-09-01 11:50:00 +0100
commit4831be702b95047c89b3fa5728d07091e9e9f7c9 (patch)
tree4b7d77210b29ce57383dbb9cf6f1ffd3ce231b28 /arch/arm64/kernel/machine_kexec_file.c
parent714f3cbd70a4db9f9b7fe5b8a032896ed33fb824 (diff)
arm64/kexec: Fix missing extra range for crashkres_low.
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>
Diffstat (limited to 'arch/arm64/kernel/machine_kexec_file.c')
-rw-r--r--arch/arm64/kernel/machine_kexec_file.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/kernel/machine_kexec_file.c b/arch/arm64/kernel/machine_kexec_file.c
index 889951291cc0..a11a6e14ba89 100644
--- 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 **addr, unsigned long *sz)
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++;