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| author | alc <alc@FreeBSD.org> | 2010-06-11 15:49:39 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2010-06-11 15:49:39 +0000 |
| commit | 6a3535c3fa18af41cdca53d39cc5cfa30c33b489 (patch) | |
| tree | 550ff47684da099980515a2516e246ffd5339741 /sys/sun4v | |
| parent | 36542ba7ce7973f7b9df1cef37c89721a3f722a8 (diff) | |
| download | FreeBSD-src-6a3535c3fa18af41cdca53d39cc5cfa30c33b489.zip FreeBSD-src-6a3535c3fa18af41cdca53d39cc5cfa30c33b489.tar.gz | |
Relax one of the new assertions in pmap_enter() a little. Specifically,
allow pmap_enter() to be performed on an unmanaged page that doesn't have
VPO_BUSY set. Having VPO_BUSY set really only matters for managed pages.
(See, for example, pmap_remove_write().)
Diffstat (limited to 'sys/sun4v')
| -rw-r--r-- | sys/sun4v/sun4v/pmap.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/sun4v/sun4v/pmap.c b/sys/sun4v/sun4v/pmap.c index 4da1dea..f6e3485 100644 --- a/sys/sun4v/sun4v/pmap.c +++ b/sys/sun4v/sun4v/pmap.c @@ -1084,7 +1084,8 @@ pmap_enter(pmap_t pmap, vm_offset_t va, vm_prot_t access, vm_page_t m, vm_page_t om; int invlva; - KASSERT((m->oflags & VPO_BUSY) != 0, + KASSERT((m->flags & (PG_FICTITIOUS | PG_UNMANAGED)) != 0 || + (m->oflags & VPO_BUSY) != 0, ("pmap_enter: page %p is not busy", m)); if (pmap->pm_context) DPRINTF("pmap_enter(va=%lx, pa=0x%lx, prot=%x)\n", va, |
