Date: Thu, 27 Apr 2017 12:12:34 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r317500 - stable/11/sys/dev/fb Message-ID: <201704271212.v3RCCYZY047217@repo.freebsd.org>
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Author: kib Date: Thu Apr 27 12:12:33 2017 New Revision: 317500 URL: https://svnweb.freebsd.org/changeset/base/317500 Log: MFC r317196: Write-combine framebuffer writes through user-space mappings, if possible. Modified: stable/11/sys/dev/fb/vesa.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/dev/fb/vesa.c ============================================================================== --- stable/11/sys/dev/fb/vesa.c Thu Apr 27 12:09:03 2017 (r317499) +++ stable/11/sys/dev/fb/vesa.c Thu Apr 27 12:12:33 2017 (r317500) @@ -1635,6 +1635,9 @@ vesa_mmap(video_adapter_t *adp, vm_ooffs if (offset > adp->va_window_size - PAGE_SIZE) return (-1); *paddr = adp->va_info.vi_buffer + offset; +#ifdef VM_MEMATTR_WRITE_COMBINING + *memattr = VM_MEMATTR_WRITE_COMBINING; +#endif return (0); } return ((*prevvidsw->mmap)(adp, offset, paddr, prot, memattr));
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