cmdline argument is not used in reserve_crashkernel_generic() so remove it. Correspondingly, all the callers have been updated as well. No functional change intended. Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Cc: Baoquan he <bhe@xxxxxxxxxx> Cc: Hari Bathini <hbathini@xxxxxxxxxxxxx> CC: Madhavan Srinivasan <maddy@xxxxxxxxxxxxx> Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx> Cc: kexec@xxxxxxxxxxxxxxxxxxx Cc: linux-kernel@xxxxxxxxxxxxxxx Signed-off-by: Sourabh Jain <sourabhjain@xxxxxxxxxxxxx> --- arch/arm64/mm/init.c | 6 ++---- arch/loongarch/kernel/setup.c | 5 ++--- arch/riscv/mm/init.c | 6 ++---- arch/x86/kernel/setup.c | 6 ++---- include/linux/crash_reserve.h | 11 +++++------ kernel/crash_reserve.c | 9 ++++----- 6 files changed, 17 insertions(+), 26 deletions(-) diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index ccdef53872a0..2e496209af80 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -98,21 +98,19 @@ static void __init arch_reserve_crashkernel(void) { unsigned long long low_size = 0; unsigned long long crash_base, crash_size; - char *cmdline = boot_command_line; bool high = false; int ret; if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) return; - ret = parse_crashkernel(cmdline, memblock_phys_mem_size(), + ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), &crash_size, &crash_base, &low_size, &high); if (ret) return; - reserve_crashkernel_generic(cmdline, crash_size, crash_base, - low_size, high); + reserve_crashkernel_generic(crash_size, crash_base, low_size, high); } static phys_addr_t __init max_zone_phys(phys_addr_t zone_limit) diff --git a/arch/loongarch/kernel/setup.c b/arch/loongarch/kernel/setup.c index 56934fe58170..ece9c4266c3f 100644 --- a/arch/loongarch/kernel/setup.c +++ b/arch/loongarch/kernel/setup.c @@ -259,18 +259,17 @@ static void __init arch_reserve_crashkernel(void) int ret; unsigned long long low_size = 0; unsigned long long crash_base, crash_size; - char *cmdline = boot_command_line; bool high = false; if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) return; - ret = parse_crashkernel(cmdline, memblock_phys_mem_size(), + ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), &crash_size, &crash_base, &low_size, &high); if (ret) return; - reserve_crashkernel_generic(cmdline, crash_size, crash_base, low_size, high); + reserve_crashkernel_generic(crash_size, crash_base, low_size, high); } static void __init fdt_setup(void) diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index fc53ce748c80..750991df9e52 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -1377,21 +1377,19 @@ static void __init arch_reserve_crashkernel(void) { unsigned long long low_size = 0; unsigned long long crash_base, crash_size; - char *cmdline = boot_command_line; bool high = false; int ret; if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) return; - ret = parse_crashkernel(cmdline, memblock_phys_mem_size(), + ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), &crash_size, &crash_base, &low_size, &high); if (ret) return; - reserve_crashkernel_generic(cmdline, crash_size, crash_base, - low_size, high); + reserve_crashkernel_generic(crash_size, crash_base, low_size, high); } void __init paging_init(void) diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index f1fea506e20f..15b6823556c8 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -469,14 +469,13 @@ static void __init memblock_x86_reserve_range_setup_data(void) static void __init arch_reserve_crashkernel(void) { unsigned long long crash_base, crash_size, low_size = 0; - char *cmdline = boot_command_line; bool high = false; int ret; if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) return; - ret = parse_crashkernel(cmdline, memblock_phys_mem_size(), + ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), &crash_size, &crash_base, &low_size, &high); if (ret) @@ -487,8 +486,7 @@ static void __init arch_reserve_crashkernel(void) return; } - reserve_crashkernel_generic(cmdline, crash_size, crash_base, - low_size, high); + reserve_crashkernel_generic(crash_size, crash_base, low_size, high); } static struct resource standard_io_resources[] = { diff --git a/include/linux/crash_reserve.h b/include/linux/crash_reserve.h index 5a9df944fb80..1fe7e7d1b214 100644 --- a/include/linux/crash_reserve.h +++ b/include/linux/crash_reserve.h @@ -32,13 +32,12 @@ int __init parse_crashkernel(char *cmdline, unsigned long long system_ram, #define CRASH_ADDR_HIGH_MAX memblock_end_of_DRAM() #endif -void __init reserve_crashkernel_generic(char *cmdline, - unsigned long long crash_size, - unsigned long long crash_base, - unsigned long long crash_low_size, - bool high); +void __init reserve_crashkernel_generic(unsigned long long crash_size, + unsigned long long crash_base, + unsigned long long crash_low_size, + bool high); #else -static inline void __init reserve_crashkernel_generic(char *cmdline, +static inline void __init reserve_crashkernel_generic( unsigned long long crash_size, unsigned long long crash_base, unsigned long long crash_low_size, diff --git a/kernel/crash_reserve.c b/kernel/crash_reserve.c index a620fb4b2116..aff7c0fdbefa 100644 --- a/kernel/crash_reserve.c +++ b/kernel/crash_reserve.c @@ -375,11 +375,10 @@ static int __init reserve_crashkernel_low(unsigned long long low_size) return 0; } -void __init reserve_crashkernel_generic(char *cmdline, - unsigned long long crash_size, - unsigned long long crash_base, - unsigned long long crash_low_size, - bool high) +void __init reserve_crashkernel_generic(unsigned long long crash_size, + unsigned long long crash_base, + unsigned long long crash_low_size, + bool high) { unsigned long long search_end = CRASH_ADDR_LOW_MAX, search_base = 0; bool fixed_base = false; -- 2.47.1