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authorHalil Pasic2017-06-23 16:48:23 +0200
committerJuan Quintela2017-06-28 11:18:44 +0200
commitd2164ad35c411d97abd2aa5c6f160283d215e214 (patch)
treefffb1821aade0b81089fc02cd5d6880024a265b0 /hw/display/vga.c
parentmigration: add comment for TYPE_MIGRATE (diff)
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vmstate: error hint for failed equal checks
In some cases a failing VMSTATE_*_EQUAL does not mean we detected a bug, but it's actually the best we can do. Especially in these cases a verbose error message is required. Let's introduce infrastructure for specifying a error hint to be used if equal check fails. Let's do this by adding a parameter to the _EQUAL macros called _err_hint. Also change all current users to pass NULL as last parameter so nothing changes for them. Signed-off-by: Halil Pasic <pasic@linux.vnet.ibm.com> Message-Id: <20170623144823.42936-1-pasic@linux.vnet.ibm.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'hw/display/vga.c')
-rw-r--r--hw/display/vga.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/display/vga.c b/hw/display/vga.c
index dcc95f88e2..80508b83f4 100644
--- a/hw/display/vga.c
+++ b/hw/display/vga.c
@@ -2099,7 +2099,7 @@ const VMStateDescription vmstate_vga_common = {
VMSTATE_BUFFER(palette, VGACommonState),
VMSTATE_INT32(bank_offset, VGACommonState),
- VMSTATE_UINT8_EQUAL(is_vbe_vmstate, VGACommonState),
+ VMSTATE_UINT8_EQUAL(is_vbe_vmstate, VGACommonState, NULL),
VMSTATE_UINT16(vbe_index, VGACommonState),
VMSTATE_UINT16_ARRAY(vbe_regs, VGACommonState, VBE_DISPI_INDEX_NB),
VMSTATE_UINT32(vbe_start_addr, VGACommonState),