Module Name: src
Committed By: hannken
Date: Fri Jun 17 09:50:52 UTC 2011
Modified Files:
src/sys/uvm: uvm_bio.c
Log Message:
When ubc_alloc() reuses a cached mapping window remove the object from
the lists AFTER clearing its mapping.
Removes a race where uvm_obj_destroy() sees an empty uo_ubc list and
destroys the object before ubc_alloc() gets the objects lock to clear
the mapping.
To generate a diff of this commit:
cvs rdiff -u -r1.74 -r1.75 src/sys/uvm/uvm_bio.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
