Function report |
Source Code:arch\x86\kernel\crash.c |
Create Date:2022-07-28 08:37:12 |
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
| home page | Tree |
| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:When the crashkernel option is specified, only use the low* 1M for the real mode trampoline.
Proto:void __init crash_reserve_low_1M(void)
Type:void
Parameter:Nothing
| 79 | If cmdline_find_option(boot_command_line, "crashkernel", NULL, 0) < 0 Then Return |
| 82 | memblock_reserve(0, 1 << 20) |
| 83 | pr_info("Reserving the low 1M of memory for crashkernel\n") |
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