diff options
| author | Jisheng Zhang <[email protected]> | 2022-03-23 16:06:39 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2022-03-23 19:00:34 -0700 |
| commit | 4ece09be9913a87ff99ea347fd7e7adad5bdbc8f (patch) | |
| tree | ce22b5fa3a00d3446f26a578437c348f9f0cc5a9 | |
| parent | d414cb379ac35e3523484e1d866b27832c2218c7 (diff) | |
x86/setup: use IS_ENABLED(CONFIG_KEXEC_CORE) instead of #ifdef
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.
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Jisheng Zhang <[email protected]>
Acked-by: Baoquan He <[email protected]>
Cc: Albert Ou <[email protected]>
Cc: Alexandre Ghiti <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: Catalin Marinas <[email protected]>
Cc: Dave Hansen <[email protected]>
Cc: Eric W. Biederman <[email protected]>
Cc: H. Peter Anvin <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Palmer Dabbelt <[email protected]>
Cc: Palmer Dabbelt <[email protected]>
Cc: Paul Walmsley <[email protected]>
Cc: Russell King <[email protected]>
Cc: Russell King (Oracle) <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Will Deacon <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
| -rw-r--r-- | arch/x86/kernel/setup.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 90d7e1788c91..c95b9ac5a457 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -411,8 +411,6 @@ static void __init memblock_x86_reserve_range_setup_data(void) * --------- Crashkernel reservation ------------------------------ */ -#ifdef CONFIG_KEXEC_CORE - /* 16M alignment for crash kernel regions */ #define CRASH_ALIGN SZ_16M @@ -490,6 +488,9 @@ static void __init reserve_crashkernel(void) bool high = false; int ret; + if (!IS_ENABLED(CONFIG_KEXEC_CORE)) + return; + total_mem = memblock_phys_mem_size(); /* crashkernel=XM */ @@ -555,11 +556,6 @@ static void __init reserve_crashkernel(void) crashk_res.end = crash_base + crash_size - 1; insert_resource(&iomem_resource, &crashk_res); } -#else -static void __init reserve_crashkernel(void) -{ -} -#endif static struct resource standard_io_resources[] = { { .name = "dma1", .start = 0x00, .end = 0x1f, |