> > > BTW: Does Solaris/x86 support something like > marking certain pages as > > > non-cacheable (for example in some cases it may > be nice to turn caching > > > off if the traffic caused by cache coherency (or > even the plain usage of > > > cache lines for data which are only read or > written once) causes more > > > trouble than just turning the cache off for such > data) ? > > > > Yes, see > > > http://src.opensolaris.org/source/xref/onnv/onnv-gate/ > usr/src/uts/common/vm/page.h#485 > > Is this somehow accessible from userland applications > ?
If there were (or were to be), surely that would be madvise(3c) and ultimately memcntl(2), right? Do MADV_ACCESS_LWP vs MADV_ACCESS_MANY affect this indirectly if not altogether predictably? This message posted from opensolaris.org _______________________________________________ perf-discuss mailing list perf-discuss@opensolaris.org
