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authorpeter <peter@FreeBSD.org>2003-10-25 18:51:41 +0000
committerpeter <peter@FreeBSD.org>2003-10-25 18:51:41 +0000
commit537239cacec2bf5f56a7bcd59d2811f891c8cabe (patch)
tree1c803a6bb86110725ad516ba432a166c7f6168d8 /lib
parent92470025a704acf46e6b684b523185a7ef6ef70e (diff)
downloadFreeBSD-src-537239cacec2bf5f56a7bcd59d2811f891c8cabe.zip
FreeBSD-src-537239cacec2bf5f56a7bcd59d2811f891c8cabe.tar.gz
For the SMP case, flush the TLB at the beginning of the page zero/copy
routines. Otherwise we run into trouble with speculative tlb preloads on SMP systems. This effectively defeats Jeff's revision 1.438 optimization (for his pentium4-M laptop) in the SMP case. It breaks other systems, particularly athlon-MP's.
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0 files changed, 0 insertions, 0 deletions
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