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| author | peter <peter@FreeBSD.org> | 2003-10-25 18:51:41 +0000 |
|---|---|---|
| committer | peter <peter@FreeBSD.org> | 2003-10-25 18:51:41 +0000 |
| commit | 537239cacec2bf5f56a7bcd59d2811f891c8cabe (patch) | |
| tree | 1c803a6bb86110725ad516ba432a166c7f6168d8 /lib | |
| parent | 92470025a704acf46e6b684b523185a7ef6ef70e (diff) | |
| download | FreeBSD-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.
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions
