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7b54a96f30
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. Link: https://lkml.kernel.org/r/20250131113830.925179-3-sourabhjain@linux.ibm.com Signed-off-by: Sourabh Jain <sourabhjain@linux.ibm.com> Acked-by: Hari Bathini <hbathini@linux.ibm.com> Acked-by: Baoquan He <bhe@redhat.com> Cc: Madhavan Srinivasan <maddy@linux.ibm.com> Cc: Mahesh Salgaonkar <mahesh@linux.ibm.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef LINUX_CRASH_RESERVE_H
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#define LINUX_CRASH_RESERVE_H
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#include <linux/linkage.h>
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#include <linux/elfcore.h>
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#include <linux/elf.h>
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#ifdef CONFIG_ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION
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#include <asm/crash_reserve.h>
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#endif
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/* Location of a reserved region to hold the crash kernel.
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*/
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extern struct resource crashk_res;
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extern struct resource crashk_low_res;
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int __init parse_crashkernel(char *cmdline, unsigned long long system_ram,
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unsigned long long *crash_size, unsigned long long *crash_base,
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unsigned long long *low_size, bool *high);
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#ifdef CONFIG_ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION
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#ifndef DEFAULT_CRASH_KERNEL_LOW_SIZE
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#define DEFAULT_CRASH_KERNEL_LOW_SIZE (128UL << 20)
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#endif
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#ifndef CRASH_ALIGN
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#define CRASH_ALIGN SZ_2M
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#endif
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#ifndef CRASH_ADDR_LOW_MAX
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#define CRASH_ADDR_LOW_MAX SZ_4G
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#endif
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#ifndef CRASH_ADDR_HIGH_MAX
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#define CRASH_ADDR_HIGH_MAX memblock_end_of_DRAM()
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#endif
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void __init reserve_crashkernel_generic(unsigned long long crash_size,
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unsigned long long crash_base,
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unsigned long long crash_low_size,
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bool high);
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#else
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static inline void __init reserve_crashkernel_generic(
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unsigned long long crash_size,
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unsigned long long crash_base,
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unsigned long long crash_low_size,
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bool high)
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{}
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#endif
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#endif /* LINUX_CRASH_RESERVE_H */
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