Date: Tue, 11 Apr 2006 17:59:26 GMT From: John-Mark Gurney <jmg@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 95005 for review Message-ID: <200604111759.k3BHxQu1050542@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=95005 Change 95005 by jmg@jmg_arlene on 2006/04/11 17:58:39 add in the offset, and add the offset to the length before rounding up so we get the entire mapping unmapped... Affected files ... .. //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/hviommu.c#11 edit Differences ... ==== //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/hviommu.c#11 (text+ko) ==== @@ -244,8 +244,8 @@ ("%s: va 0x%lx not in DVMA space", __func__, (u_long)va)); KASSERT(va + len >= va, ("%s: va 0x%lx + len 0x%lx wraps", __func__, (long)va, (long)len)); + len = round_page(len + (va & IO_PAGE_MASK)); va = trunc_io_page(va); - len = round_page(len); while (len > 0) { if ((error = hvio_iommu_demap(him->him_handle, VA_TO_TSBID(him, va), len >> IO_PAGE_SHIFT, &demapped))) { @@ -306,7 +306,7 @@ struct bus_dmamap_res *r; SLIST_FOREACH(r, &map->dm_reslist, dr_link) { - hviommu_remove(him, BDR_START(r), r->dr_used); + hviommu_remove(him, BDR_START(r) + r->dr_offset, r->dr_used); r->dr_used = 0; } }
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