Function report |
Source Code:kernel\kexec_file.c |
Create Date:2022-07-28 11:04:21 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:kexec_add_buffer - place a buffer in a kexec segment*@kbuf: Buffer contents and memory parameters.* This function assumes that kexec_mutex is held.* On successful return, @kbuf->mem will have the physical address of* the buffer in memory.
Proto:int kexec_add_buffer(struct kexec_buf *kbuf)
Type:int
Parameter:
Type | Parameter | Name |
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struct kexec_buf * | kbuf |
668 | If Not If set, we are using file mode kexec syscall Then Return -EINVAL |
671 | If nr_segments >= The artificial cap on the number of segments passed to kexec_load. Then Return -EINVAL |
687 | memsz = @a is a power of 2 value (memsz, PAGE_SIZE) |
688 | buf_align = max - return maximum of two values of the same or compatible types*@x: first value*@y: second value(buf_align, PAGE_SIZE) |
696 | ksegment = segment[nr_segments] |
701 | nr_segments++ |
702 | Return 0 |
Name | Describe |
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bzImage64_load | |
kexec_elf_load | kexec_elf_load - load ELF executable image*@lowest_load_addr: On return, will be the address where the first PT_LOAD* section will be loaded in memory.* Return:* 0 on success, negative value on failure. |
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