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Revision f9ee9f9a

IDf9ee9f9ac28d6964772c08d5d428b713d58a3aca

Added by Alexey Kardashevskiy about 10 years ago

exec: fix ram_list dirty map optimization

The ae2810c4bb3b383176e8e1b33931b16c01483aab patch introduced
optimization for ram_list.dirty_memory update. However it can only
work correctly if hpratio is 1 as the @bitmap parameter stores 1 bits
per system page size (may vary, 4K or 64K on PPC64) and
ram_list.dirty_memory stores 1 bit per TARGET_PAGE_SIZE
(which is hardcoded to 4K).

This fixes hpratio!=1 case to fall back to the slow path.

Signed-off-by: Alexey Kardashevskiy <>
Signed-off-by: Juan Quintela <>

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