diff options
Diffstat (limited to 'arch/sh')
-rw-r--r-- | arch/sh/Kconfig | 1 | ||||
-rw-r--r-- | arch/sh/cchips/hd6446x/hd64461.c | 2 | ||||
-rw-r--r-- | arch/sh/drivers/dma/dma-sysfs.c | 2 | ||||
-rw-r--r-- | arch/sh/include/asm/cachetype.h | 9 | ||||
-rw-r--r-- | arch/sh/kernel/Makefile | 1 | ||||
-rw-r--r-- | arch/sh/kernel/machine_kexec.c | 14 | ||||
-rw-r--r-- | arch/sh/kernel/setup.c | 2 | ||||
-rw-r--r-- | arch/sh/kernel/vmcore_info.c | 15 |
8 files changed, 32 insertions, 14 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 7500521b2b98..2ad3e29f0ebe 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -2,6 +2,7 @@ config SUPERH def_bool y select ARCH_32BIT_OFF_T + select ARCH_HAS_CPU_CACHE_ALIASING select ARCH_ENABLE_MEMORY_HOTPLUG if SPARSEMEM && MMU select ARCH_ENABLE_MEMORY_HOTREMOVE if SPARSEMEM && MMU select ARCH_HAVE_NMI_SAFE_CMPXCHG if (GUSA_RB || CPU_SH4A) diff --git a/arch/sh/cchips/hd6446x/hd64461.c b/arch/sh/cchips/hd6446x/hd64461.c index f3fba967445a..81764882d87d 100644 --- a/arch/sh/cchips/hd6446x/hd64461.c +++ b/arch/sh/cchips/hd6446x/hd64461.c @@ -72,7 +72,7 @@ static void hd64461_irq_demux(struct irq_desc *desc) } } -int __init setup_hd64461(void) +static int __init setup_hd64461(void) { int irq_base, i; diff --git a/arch/sh/drivers/dma/dma-sysfs.c b/arch/sh/drivers/dma/dma-sysfs.c index 431bc18f0a41..9f666280d80c 100644 --- a/arch/sh/drivers/dma/dma-sysfs.c +++ b/arch/sh/drivers/dma/dma-sysfs.c @@ -15,7 +15,7 @@ #include <linux/string.h> #include <asm/dma.h> -static struct bus_type dma_subsys = { +static const struct bus_type dma_subsys = { .name = "dma", .dev_name = "dma", }; diff --git a/arch/sh/include/asm/cachetype.h b/arch/sh/include/asm/cachetype.h new file mode 100644 index 000000000000..a5fffe536068 --- /dev/null +++ b/arch/sh/include/asm/cachetype.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_SH_CACHETYPE_H +#define __ASM_SH_CACHETYPE_H + +#include <linux/types.h> + +#define cpu_dcache_is_aliasing() true + +#endif diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile index 2d7e70537de0..ba917008d63e 100644 --- a/arch/sh/kernel/Makefile +++ b/arch/sh/kernel/Makefile @@ -34,6 +34,7 @@ obj-$(CONFIG_SH_STANDARD_BIOS) += sh_bios.o obj-$(CONFIG_KGDB) += kgdb.o obj-$(CONFIG_MODULES) += sh_ksyms_32.o module.o obj-$(CONFIG_KEXEC_CORE) += machine_kexec.o relocate_kernel.o +obj-$(CONFIG_VMCORE_INFO) += vmcore_info.o obj-$(CONFIG_CRASH_DUMP) += crash_dump.o obj-$(CONFIG_STACKTRACE) += stacktrace.o obj-$(CONFIG_IO_TRAPPED) += io_trapped.o diff --git a/arch/sh/kernel/machine_kexec.c b/arch/sh/kernel/machine_kexec.c index fa3a7b36190a..8321b31d2e19 100644 --- a/arch/sh/kernel/machine_kexec.c +++ b/arch/sh/kernel/machine_kexec.c @@ -137,22 +137,14 @@ void machine_kexec(struct kimage *image) __ftrace_enabled_restore(save_ftrace_enabled); } -void arch_crash_save_vmcoreinfo(void) -{ -#ifdef CONFIG_NUMA - VMCOREINFO_SYMBOL(node_data); - VMCOREINFO_LENGTH(node_data, MAX_NUMNODES); -#endif -#ifdef CONFIG_X2TLB - VMCOREINFO_CONFIG(X2TLB); -#endif -} - void __init reserve_crashkernel(void) { unsigned long long crash_size, crash_base; int ret; + if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) + return; + ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), &crash_size, &crash_base, NULL, NULL); if (ret == 0 && crash_size > 0) { diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index d3175f09b3aa..620e5cf8ae1e 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -220,7 +220,7 @@ void __init __add_active_range(unsigned int nid, unsigned long start_pfn, request_resource(res, &code_resource); request_resource(res, &data_resource); request_resource(res, &bss_resource); -#ifdef CONFIG_KEXEC_CORE +#ifdef CONFIG_CRASH_RESERVE request_resource(res, &crashk_res); #endif diff --git a/arch/sh/kernel/vmcore_info.c b/arch/sh/kernel/vmcore_info.c new file mode 100644 index 000000000000..a244a204a1b1 --- /dev/null +++ b/arch/sh/kernel/vmcore_info.c @@ -0,0 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include <linux/vmcore_info.h> +#include <linux/mm.h> + +void arch_crash_save_vmcoreinfo(void) +{ +#ifdef CONFIG_NUMA + VMCOREINFO_SYMBOL(node_data); + VMCOREINFO_LENGTH(node_data, MAX_NUMNODES); +#endif +#ifdef CONFIG_X2TLB + VMCOREINFO_CONFIG(X2TLB); +#endif +} |