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on syscall failure:
/* FIXME: the shadow writes we enacted in event_pre_syscall() should be
* considered to have NOT happened. We can detect some with checks
* on known IN args that will cause failure (NULL, etc.).
* How handle races though? Xref all the discussion over malloc/free
* failure races, possibility of locking, and whether better to
* undo or delay.
*/
From derek.br...@gmail.com on December 10, 2010 17:57:47
PR 408540
on syscall failure:
/* FIXME: the shadow writes we enacted in event_pre_syscall() should be
* considered to have NOT happened. We can detect some with checks
* on known IN args that will cause failure (NULL, etc.).
* How handle races though? Xref all the discussion over malloc/free
* failure races, possibility of locking, and whether better to
* undo or delay.
*/
Original issue: http://code.google.com/p/drmemory/issues/detail?id=119
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