CVS commit: src/sys/arch/sparc64/sparc64

[matthew green <mrg%netbsd.org@localhost>]

Module Name:    src
Committed By:   mrg
Date:           Sat Mar 20 20:36:23 UTC 2010

Modified Files:
        src/sys/arch/sparc64/sparc64: pmap.c

Log Message:
convert pmap_lock into an IPL_VM lock, and avoid calling
KASSERT(!mutex_owned(&pmap_lock)) since that's no longer valid.

this fixes hangs on 4-core machines like the U80.

tested on U80, SB2500 and SB2000.

XXX: my initial attempts to replace pseg_lock with this new equivalent
XXX: lock hang in pmap_bootstrap it seems..  but this should be able
XXX: to go away now.


To generate a diff of this commit:
cvs rdiff -u -r1.259 -r1.260 src/sys/arch/sparc64/sparc64/pmap.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.