From nobody Mon Mar 31 11:16:14 2025 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4ZR7qM0xSbz5rsR9; Mon, 31 Mar 2025 11:16:15 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R10" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4ZR7qL6Fscz3S37; Mon, 31 Mar 2025 11:16:14 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1743419774; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=gg/u1//4UwmDNeUtKJlKlrfMcQ8FzK/4kw1tGwVEyV4=; b=EQP5m5c5T9/06fJs4rapOm/joGSIVavvnvi1z9cqT3mNtzg/J+WxtjUb9cXzBKSSZeC8/f +PCGju/wXpTjWe2zh8s1unDtgB6/ezjx7efI07C3ZtUTiu5Sgh3vZJNw1X3nJrmyCuECWf sQHLrkcpEzE0NvoOXYr+VW8WeDOEJxhsyrqCnymGR4pdRfwukidd8rSdvZfoxeEYAb7L7R SJi0o1fIGEf5OUETMs5j7FZis8EpcJLETTkDQ5VLt4AIPyJnOkQOq55QQSXRpQmBYOVuuw IuGDBzVSeXECx3I3REugq23hEyUBkZ/Jcue3FNR3iD81kexF/4kGQLPIQU3/EA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1743419774; a=rsa-sha256; cv=none; b=qv5XUTlmxBnhX9CHE6w3B0YZVkWRufnraINQtXAa0vr1NqQxNOBlnKoPkCP99WrFs425nL fcd9LgiEQz29hK1PLte16kn5XEvorF6r2AyvkpOH+BT3FS6AokEyKr27qudsKfbDbip9iz nZXsFHQhwmgrVtPCMHWZOklJNGBmIONCx6EdM8fFkjRoPeopBW0k0ERcRBXtIdjY5jpBKU Bw63WFVX4ykD4bLsKtt/yg1ytgpN5enyJLzD5uPVJXJ1x3YX8AeNytG8lXLdaa8LVowsXg l1S+Es5vm06TIe2YCF+3b7X+g82q7cE9ZDOFaSJnqOpBXlyJ1QyBeiqEZu2Gqw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1743419774; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=gg/u1//4UwmDNeUtKJlKlrfMcQ8FzK/4kw1tGwVEyV4=; b=vFdBvIEZozoyb6eBST8ubzQLMUrBNcH7/MFw6vi/OHsahGjraybEtno2edUa9Vp0F9MHm7 lhzto/iAubumpR6AjkE5A+n8B9HUWsg49MXx6kdBwlWW258B5ruDfmUyHgsfQmdb+ExqbO XgsjHtth7c9gM1QjBIOdacU4hVsvT10M/Zeo1HaomIybjrYHnqZCiIEhpsaEEAOlB5NZ6f 48Y2G9h0zFoGMCdW+wsrVcp6hGdIc5nV5Ebgddam80X7mrAS95WaI8PPnomuKSrhzsalfK HsxBNtxYxI9gYIcs+3QG054fOrEfhano8YTTihQJmQ1x+lKq2u5zlyvWhwrcwQ== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4ZR7qL5ZHzzk9d; Mon, 31 Mar 2025 11:16:14 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.18.1/8.18.1) with ESMTP id 52VBGEhf023047; Mon, 31 Mar 2025 11:16:14 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.18.1/8.18.1/Submit) id 52VBGEfT023044; Mon, 31 Mar 2025 11:16:14 GMT (envelope-from git) Date: Mon, 31 Mar 2025 11:16:14 GMT Message-Id: <202503311116.52VBGEfT023044@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Mark Johnston Subject: git: a319ba694538 - main - hyperv/storvsc: Fix busdma constraints List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: markj X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: a319ba694538a38429115aaaf1d4b3946ea3a8b5 Auto-Submitted: auto-generated The branch main has been updated by markj: URL: https://cgit.FreeBSD.org/src/commit/?id=a319ba694538a38429115aaaf1d4b3946ea3a8b5 commit a319ba694538a38429115aaaf1d4b3946ea3a8b5 Author: Mark Johnston AuthorDate: 2025-03-31 10:45:14 +0000 Commit: Mark Johnston CommitDate: 2025-03-31 11:14:42 +0000 hyperv/storvsc: Fix busdma constraints - The BUS_DMA_KEEP_PG_OFFSET flag is needed, since storvsc_xferbuf_prepare() assumes that only the first segment may have a non-zero offset, and that all following segments are page-sized and -aligned. - storvsc_xferbuf_prepare() handles 64-bit bus addresses, so avoid unneeded bouncing on i386. PR: 285681 Reported by: dim Tested by: dim, whu MFC after: 2 weeks --- sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c b/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c index eeec169baac5..cc3e7262e8d7 100644 --- a/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c +++ b/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c @@ -954,13 +954,18 @@ storvsc_init_requests(device_t dev) bus_get_dma_tag(dev), /* parent */ 1, /* alignment */ PAGE_SIZE, /* boundary */ +#if defined(__i386__) && defined(PAE) + BUS_SPACE_MAXADDR_48BIT, /* lowaddr */ + BUS_SPACE_MAXADDR_48BIT, /* highaddr */ +#else BUS_SPACE_MAXADDR, /* lowaddr */ BUS_SPACE_MAXADDR, /* highaddr */ +#endif NULL, NULL, /* filter, filterarg */ STORVSC_DATA_SIZE_MAX, /* maxsize */ STORVSC_DATA_SEGCNT_MAX, /* nsegments */ STORVSC_DATA_SEGSZ_MAX, /* maxsegsize */ - 0, /* flags */ + BUS_DMA_KEEP_PG_OFFSET, /* flags */ NULL, /* lockfunc */ NULL, /* lockfuncarg */ &sc->storvsc_req_dtag);