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/linux/Documentation/core-api/kho/bindings/memblock/
H A Dmemblock.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
7 - Mike Rapoport <rppt@kernel.org>
11 reserve_mem command line option across kexec through KHO.
12 The post-KHO kernel can then consume these reservations and they are
18 - reserve-mem-v1
21 "$[0-9a-f_]+^":
22 $ref: reserve-mem.yaml#
26 - compatible
31 - |
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/linux/include/linux/
H A Dkexec.h1 /* SPDX-License-Identifier: GPL-2.0 */
94 * Use ->buf when expecting to deal with user memory and use ->kbuf
124 * This memory can be freed post image load.
129 * relocation. This memory can be freed post image load.
172 * struct kexec_buf - parameters for finding a place for a buffer in memory
210 if (kbuf->random) { in kexec_random_range_start()
212 *temp_start = start + (end - start) / USHRT_MAX * i; in kexec_random_range_start()
264 * arch_kexec_locate_mem_hole - Find free memory to place the segments.
267 * On success, kbuf->mem will have the start address of the memory region found.
279 * arch_kexec_apply_relocations_add - apply relocations of type RELA
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/linux/kernel/
H A Dkexec_file.c1 // SPDX-License-Identifier: GPL-2.0-only
29 #include <linux/dma-map-ops.h>
44 if (image->is_ima_segment_index_set && i == image->ima_segment_index) in check_ima_segment_index()
70 int ret = -ENOEXEC; in kexec_image_probe_default()
72 for (fops = &kexec_file_loaders[0]; *fops && (*fops)->probe; ++fops) { in kexec_image_probe_default()
73 ret = (*fops)->probe(buf, buf_len); in kexec_image_probe_default()
75 image->fops = *fops; in kexec_image_probe_default()
85 if (!image->fops || !image->fops->load) in kexec_image_load_default()
86 return ERR_PTR(-ENOEXEC); in kexec_image_load_default()
88 return image->fops->load(image, image->kernel_buf, in kexec_image_load_default()
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/linux/Documentation/admin-guide/
H A Dkernel-parameters.txt16 force -- enable ACPI if default was off
17 on -- enable ACPI but allow fallback to DT [arm64,riscv64]
18 off -- disable ACPI if default was on
19 noirq -- do not use ACPI for IRQ routing
20 strict -- Be less tolerant of platforms that are not
22 rsdt -- prefer RSDT over (default) XSDT
23 copy_dsdt -- copy DSDT to memory
24 nocmcff -- Disable firmware first mode for corrected
28 nospcr -- disable console in ACPI SPCR table as
45 If set to vendor, prefer vendor-specific driver
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