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| author | jhb <jhb@FreeBSD.org> | 2006-05-01 21:36:47 +0000 |
|---|---|---|
| committer | jhb <jhb@FreeBSD.org> | 2006-05-01 21:36:47 +0000 |
| commit | ca8d347695197fe6855a628e0325e9ab16820d5f (patch) | |
| tree | 3a0d26aaaeb23a38ebdd2566fd5bdbc8c7bde43f /sys/amd64/include/pmap.h | |
| parent | 4db7dec298d4cc5de09e6704e4b98919f21bacaf (diff) | |
| download | FreeBSD-src-ca8d347695197fe6855a628e0325e9ab16820d5f.zip FreeBSD-src-ca8d347695197fe6855a628e0325e9ab16820d5f.tar.gz | |
Add a new 'pmap_invalidate_cache()' to flush the CPU caches via the
wbinvd() instruction. This includes a new IPI so that all CPU caches on
all CPUs are flushed for the SMP case.
MFC after: 1 month
Diffstat (limited to 'sys/amd64/include/pmap.h')
| -rw-r--r-- | sys/amd64/include/pmap.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/amd64/include/pmap.h b/sys/amd64/include/pmap.h index 49e3139..0a774c7 100644 --- a/sys/amd64/include/pmap.h +++ b/sys/amd64/include/pmap.h @@ -309,6 +309,7 @@ void pmap_unmapdev(vm_offset_t, vm_size_t); void pmap_invalidate_page(pmap_t, vm_offset_t); void pmap_invalidate_range(pmap_t, vm_offset_t, vm_offset_t); void pmap_invalidate_all(pmap_t); +void pmap_invalidate_cache(void); #endif /* _KERNEL */ |
