Replace the conditional compilation using "#ifdef CONFIG_KEXEC_CORE"
by a check for "IS_ENABLED(CONFIG_KEXEC_CORE)", to simplify the code
and increase compile coverage.
Signed-off-by: Jisheng Zhang <jszhang@xxxxxxxxxx>
Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>
---
arch/arm64/mm/init.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index a8834434af99..b4b8b4dc2d31 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -64,7 +64,6 @@ EXPORT_SYMBOL(memstart_addr);
*/
phys_addr_t arm64_dma_phys_limit __ro_after_init;
-#ifdef CONFIG_KEXEC_CORE
/*
* reserve_crashkernel() - reserves memory for crash kernel
*
@@ -78,6 +77,9 @@ static void __init reserve_crashkernel(void)
unsigned long long crash_max = arm64_dma_phys_limit;
int ret;
+ if (!IS_ENABLED(CONFIG_KEXEC_CORE))
+ return;
+
ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(),
&crash_size, &crash_base);
/* no crashkernel= or invalid value specified */
@@ -110,11 +112,6 @@ static void __init reserve_crashkernel(void)
crashk_res.start = crash_base;
crashk_res.end = crash_base + crash_size - 1;
}
-#else
-static void __init reserve_crashkernel(void)
-{
-}
-#endif /* CONFIG_KEXEC_CORE */
/*
* Return the maximum physical address for a zone accessible by the given bits
--
2.34.1
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