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author | qiaonuohan <qiaonuohan@cn.fujitsu.com> | 2014-02-18 14:11:38 +0800 |
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committer | Luiz Capitulino <lcapitulino@redhat.com> | 2014-02-28 11:52:03 -0500 |
commit | 7d6dc7f30c4781857ce230333da6ddd21fe0dcde (patch) | |
tree | c5c0a7f3c5be8d32b898e31921b8394126d95b1d /dump.c | |
parent | 4ab23a918249772458fd330758dc0fad96edce50 (diff) | |
download | qemu-7d6dc7f30c4781857ce230333da6ddd21fe0dcde.zip qemu-7d6dc7f30c4781857ce230333da6ddd21fe0dcde.tar.gz qemu-7d6dc7f30c4781857ce230333da6ddd21fe0dcde.tar.bz2 |
dump: add 'query-dump-guest-memory-capability' command
'query-dump-guest-memory-capability' is used to query the available formats for
'dump-guest-memory'. The output of the command will be like:
-> { "execute": "query-dump-guest-memory-capability" }
<- { "return": { "formats":
["elf", "kdump-zlib", "kdump-lzo", "kdump-snappy"] }
Signed-off-by: Qiao Nuohan <qiaonuohan@cn.fujitsu.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Diffstat (limited to 'dump.c')
-rw-r--r-- | dump.c | 33 |
1 files changed, 33 insertions, 0 deletions
@@ -1791,3 +1791,36 @@ void qmp_dump_guest_memory(bool paging, const char *file, bool has_begin, g_free(s); } + +DumpGuestMemoryCapability *qmp_query_dump_guest_memory_capability(Error **errp) +{ + DumpGuestMemoryFormatList *item; + DumpGuestMemoryCapability *cap = + g_malloc0(sizeof(DumpGuestMemoryCapability)); + + /* elf is always available */ + item = g_malloc0(sizeof(DumpGuestMemoryFormatList)); + cap->formats = item; + item->value = DUMP_GUEST_MEMORY_FORMAT_ELF; + + /* kdump-zlib is always available */ + item->next = g_malloc0(sizeof(DumpGuestMemoryFormatList)); + item = item->next; + item->value = DUMP_GUEST_MEMORY_FORMAT_KDUMP_ZLIB; + + /* add new item if kdump-lzo is available */ +#ifdef CONFIG_LZO + item->next = g_malloc0(sizeof(DumpGuestMemoryFormatList)); + item = item->next; + item->value = DUMP_GUEST_MEMORY_FORMAT_KDUMP_LZO; +#endif + + /* add new item if kdump-snappy is available */ +#ifdef CONFIG_SNAPPY + item->next = g_malloc0(sizeof(DumpGuestMemoryFormatList)); + item = item->next; + item->value = DUMP_GUEST_MEMORY_FORMAT_KDUMP_SNAPPY; +#endif + + return cap; +} |