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| author | Alan Cox <alc@FreeBSD.org> | 2003-07-08 19:40:35 +0000 |
|---|---|---|
| committer | Alan Cox <alc@FreeBSD.org> | 2003-07-08 19:40:35 +0000 |
| commit | 90a7c7b67196a3bfe657b2bf271dbda3997ccdd7 (patch) | |
| tree | 192c1d801ad9362f959c44b84a27a44a27895a80 /sys | |
| parent | 6c525ee43c7a32f3ad0ebdcbd0d0e79b93504eeb (diff) | |
| download | src-90a7c7b67196a3bfe657b2bf271dbda3997ccdd7.tar.gz src-90a7c7b67196a3bfe657b2bf271dbda3997ccdd7.zip | |
In pmap_object_init_pt(), the pmap_invalidate_all() should be performed on
the caller-provided pmap, not the kernel_pmap. Using the kernel_pmap
results in an unnecessary IPI for TLB shootdown on SMPs.
Reviewed by: jake, peter
Notes
Notes:
svn path=/head/; revision=117340
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/amd64/amd64/pmap.c | 2 | ||||
| -rw-r--r-- | sys/i386/i386/pmap.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c index 83aae580d545..691993d72520 100644 --- a/sys/amd64/amd64/pmap.c +++ b/sys/amd64/amd64/pmap.c @@ -2119,7 +2119,7 @@ retry: ptepa += NBPDR; pde++; } - pmap_invalidate_all(kernel_pmap); + pmap_invalidate_all(pmap); } } diff --git a/sys/i386/i386/pmap.c b/sys/i386/i386/pmap.c index 0e3460099b3d..a819da257c3e 100644 --- a/sys/i386/i386/pmap.c +++ b/sys/i386/i386/pmap.c @@ -2264,7 +2264,7 @@ retry: ptepa += NBPDR; ptepindex += 1; } - pmap_invalidate_all(kernel_pmap); + pmap_invalidate_all(pmap); } } |