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56c4bfb3f0
RAMBlock.offset --> GuestPhysBlock.target_start
RAMBlock.offset + RAMBlock.length --> GuestPhysBlock.target_end
RAMBlock.length --> GuestPhysBlock.target_end -
GuestPhysBlock.target_start
"GuestPhysBlock.host_addr" is only used when writing the dump contents.
This patch enables "crash" to work with the vmcore by rebasing the vmcore
from the left side of the following diagram to the right side:
host-private
offset
relative
to ram_addr RAMBlock guest-visible paddrs
0 +-------------------+.....+-------------------+ 0
| ^ | | ^ |
| 640 KB | | 640 KB |
| v | | v |
0x0000a0000 +-------------------+.....+-------------------+ 0x0000a0000
| ^ | |XXXXXXXXXXXXXXXXXXX|
| 384 KB | |XXXXXXXXXXXXXXXXXXX|
| v | |XXXXXXXXXXXXXXXXXXX|
0x000100000 +-------------------+.....+-------------------+ 0x000100000
| ^ | | ^ |
| 3583 MB | | 3583 MB |
| v | | v |
0x0e0000000 +-------------------+.....+-------------------+ 0x0e0000000
| ^ |. |XXXXXXXXXXXXXXXXXXX|
| above_4g_mem_size | . |XXXX PCI hole XXXXX|
| v | . |XXXX XXXXX|
ram_size +-------------------+ . |XXXX 512 MB XXXXX|
. .|XXXXXXXXXXXXXXXXXXX|
. +-------------------+ 0x100000000
. | ^ |
. | above_4g_mem_size |
.| v |
+-------------------+ ram_size
+ 512 MB
Related RHBZ: https://bugzilla.redhat.com/show_bug.cgi?id=981582
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
|
||
|---|---|---|
| .. | ||
| arch_dump.c | ||
| cc_helper.c | ||
| cpu-qom.h | ||
| cpu.c | ||
| cpu.h | ||
| fpu_helper.c | ||
| gdbstub.c | ||
| helper.c | ||
| helper.h | ||
| insn-data.def | ||
| insn-format.def | ||
| int_helper.c | ||
| interrupt.c | ||
| ioinst.c | ||
| ioinst.h | ||
| kvm.c | ||
| Makefile.objs | ||
| mem_helper.c | ||
| misc_helper.c | ||
| translate.c | ||