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| author | peter <peter@FreeBSD.org> | 2004-06-08 00:29:42 +0000 |
|---|---|---|
| committer | peter <peter@FreeBSD.org> | 2004-06-08 00:29:42 +0000 |
| commit | 8a41fbc2075568db0ac84b7c65974c27c858362f (patch) | |
| tree | 4b6d6f8ce143d2f3ce96c976d13be8ce42080542 /sys/amd64/include | |
| parent | 71abd863dcb3f17269d59f8bbc7af377c4460cd1 (diff) | |
| download | FreeBSD-src-8a41fbc2075568db0ac84b7c65974c27c858362f.zip FreeBSD-src-8a41fbc2075568db0ac84b7c65974c27c858362f.tar.gz | |
Mask pte's with PG_FRAME before passing it to PHYS_TO_VM_PAGE().. PG_NX
lives in the top 12 'available' bits. atop() in the PHYS_TO_VM_PAGE()
macro only masks off the lower bits (by accident) and the upper bits
in the 64 bit ptes turn into "interesting" index values.
Diffstat (limited to 'sys/amd64/include')
| -rw-r--r-- | sys/amd64/include/pmap.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/amd64/include/pmap.h b/sys/amd64/include/pmap.h index 952fa50..746254d 100644 --- a/sys/amd64/include/pmap.h +++ b/sys/amd64/include/pmap.h @@ -67,7 +67,7 @@ /* Our various interpretations of the above */ #define PG_W PG_AVAIL1 /* "Wired" pseudoflag */ #define PG_MANAGED PG_AVAIL2 -#define PG_FRAME (~((vm_paddr_t)PAGE_MASK)) +#define PG_FRAME (0x000ffffffffff000ul) #define PG_PROT (PG_RW|PG_U) /* all protection bits . */ #define PG_N (PG_NC_PWT|PG_NC_PCD) /* Non-cacheable */ |
