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/freebsd-11.0-release/sys/sparc64/sparc64/
H A Dtsb.cdiff 236214 Tue May 29 02:02:02 MDT 2012 alc Replace all uses of the vm page queues lock by a r/w lock that is private
to this pmap.c. This new r/w lock is used primarily to synchronize access
to the TTE lists. However, it will be used in a somewhat unconventional
way. As finer-grained TTE list locking is added to each of the pmap
functions that acquire this r/w lock, its acquisition will be changed from
write to read, enabling concurrent execution of the pmap functions with
finer-grained locking.

Reviewed by: attilio
Tested by: flo
MFC after: 10 days
H A Dpmap.cdiff 236214 Tue May 29 02:02:02 MDT 2012 alc Replace all uses of the vm page queues lock by a r/w lock that is private
to this pmap.c. This new r/w lock is used primarily to synchronize access
to the TTE lists. However, it will be used in a somewhat unconventional
way. As finer-grained TTE list locking is added to each of the pmap
functions that acquire this r/w lock, its acquisition will be changed from
write to read, enabling concurrent execution of the pmap functions with
finer-grained locking.

Reviewed by: attilio
Tested by: flo
MFC after: 10 days
/freebsd-11.0-release/sys/sparc64/include/
H A Dpmap.hdiff 236214 Tue May 29 02:02:02 MDT 2012 alc Replace all uses of the vm page queues lock by a r/w lock that is private
to this pmap.c. This new r/w lock is used primarily to synchronize access
to the TTE lists. However, it will be used in a somewhat unconventional
way. As finer-grained TTE list locking is added to each of the pmap
functions that acquire this r/w lock, its acquisition will be changed from
write to read, enabling concurrent execution of the pmap functions with
finer-grained locking.

Reviewed by: attilio
Tested by: flo
MFC after: 10 days

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