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authorqiaonuohan <qiaonuohan@cn.fujitsu.com>2014-02-18 14:11:31 +0800
committerLuiz Capitulino <lcapitulino@redhat.com>2014-02-28 11:52:03 -0500
commit7aad248d3596a1fb94778f2cd215f86a802b3abb (patch)
treecf039802f705f1d66100a0392fa50601ebc009d6 /include/sysemu/dump.h
parent607dacd0a082a4ea73a7a16a1c70406f37ebacdb (diff)
dump: add members to DumpState and init some of them
add some members to DumpState that will be used in writing vmcore in kdump-compressed format. some of them, like page_size, will be initialized in the patch. Signed-off-by: Qiao Nuohan <qiaonuohan@cn.fujitsu.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com> Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Diffstat (limited to 'include/sysemu/dump.h')
-rw-r--r--include/sysemu/dump.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/sysemu/dump.h b/include/sysemu/dump.h
index b32b390805..995bf47003 100644
--- a/include/sysemu/dump.h
+++ b/include/sysemu/dump.h
@@ -20,6 +20,13 @@
#define VERSION_FLAT_HEADER (1) /* version of flattened format */
#define END_FLAG_FLAT_HEADER (-1)
+#define ARCH_PFN_OFFSET (0)
+
+#define paddr_to_pfn(X, page_shift) \
+ (((unsigned long long)(X) >> (page_shift)) - ARCH_PFN_OFFSET)
+#define pfn_to_paddr(X, page_shift) \
+ (((unsigned long long)(X) + ARCH_PFN_OFFSET) << (page_shift))
+
typedef struct ArchDumpInfo {
int d_machine; /* Architecture */
int d_endian; /* ELFDATA2LSB or ELFDATA2MSB */