From nobody Wed Sep 16 14:13:08 2026 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 4hlLT12cm7z6rXCk for ; Wed, 16 Sep 2026 14:13:09 +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 "YR2" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4hlLT10X8Xz3MD5 for ; Wed, 16 Sep 2026 14:13:09 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1789567989; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=yDz784qxxpQEAzTEkG0LS18IEYqxrHwU4iTSPAmgmJM=; b=TF4r2IoFo+ObmE42dglCt4ReWtI9yhKlXtfMdFdX5vjFr/wIFjy2YkzyJYYvxaQpx26tPf YjNaD8Zcwd9s8n9CSEbih4YYr6sim9FPExaU7f20cOV0I8+fpC2J0VVaS668rmjCV90A2r br9BDoCeaQJ+XdQw/xepsJ1s6sD8BRHKJCsjkKecMFc1HacEBaeL4XEYE/9EEoSU9Wf+JQ uBXnIO2PCx006Gs3OQD+CQJ5m1AYGprPPh7i+WlDpe/fS7RIZp5c5j57oKDaDAQFurxRHE /uH97VskZ5ZZ6bXTiibWvlxiNpotELrgdtJCXcyVKPz1Y0OBwwsYRqD7CiEu1Q== ARC-Seal: i=1; a=rsa-sha256; d=freebsd.org; s=dkim; cv=none; t=1789567989; b=SFChA63Wp4b3kZUu7cNgVsDKGbbltoVvV08/6E+NBTwrWPbcGIYavJV2Wd87pIxopz4MQ8 5BhKdnQDtNaT86AUdov4tpNHvhCF0oHH1kCDEm3KS+PcO9+mEpFtwy4skz5fiMXfPnKS2m Bjj3m6JXRT6Fqz0YKk3YssLxlHelz509tloUPit/vyn0xIX79jlaGlQRLgDhA0e1XFc1LE vGDOqzkbJ9M64WmoqxYTuJ12n4AgjfGMnJT8KVd0zTjY7u5h8Sns7en3xwCX0eQzpGW/9R fC+aAF9uf7TQ08wW7VHH6f3S3jw/m7lDxIrev/dlxPXRTuKUutbQLwqunO96dQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1789567989; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=yDz784qxxpQEAzTEkG0LS18IEYqxrHwU4iTSPAmgmJM=; b=xVl7EutBtuoET/H7wsGzjxotcOWY83mdLgMKPLA9aw4Pgxdkooxotdz7cVggbaexvQHmbH ByMzyn+2vstZ6RLO37K3KVcKiW3viU/reLDXjUHjnSYiPDxxpeNG4rEcD4Qw1an+sAoTbU su3IGrZjc+vV0AxbG2FUXyxpJkverOwim/QbITma3OlDMRzJRYRKawiOlrPWvwNGJsOQQ5 8gzqKZTdl9lsLg9pvhmeMr9oqD0KxQeteXOyngdzQjtNXwP7ERYv6eE3EVztrnH9twKSG8 kIIvu9dq1gytPjklvtVf/wqdZkLvaR+afeUUV+GaEvwi5FOfW0ib8jws6m9Hsg== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4hlLT06gPszqWp for ; Wed, 16 Sep 2026 14:13:08 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 37191 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Wed, 16 Sep 2026 14:13:08 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Cc: Ariel Ehrenberg From: Konstantin Belousov Subject: git: a2fb16e3c788 - main - fixup! libmlx5: External memory binding for HW resources 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 List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kib X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: a2fb16e3c7881556b84de969f423420ca7c1177a Auto-Submitted: auto-generated Date: Wed, 16 Sep 2026 14:13:08 +0000 Message-Id: <6aaaa3f4.37191.947448b@gitrepo.freebsd.org> The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=a2fb16e3c7881556b84de969f423420ca7c1177a commit a2fb16e3c7881556b84de969f423420ca7c1177a Author: Ariel Ehrenberg AuthorDate: 2026-07-28 10:39:04 +0000 Commit: Konstantin Belousov CommitDate: 2026-09-16 14:12:08 +0000 fixup! libmlx5: External memory binding for HW resources Match a doorbell to its page with a range check instead of a page-boundary mask, so mlx5_free_db() also works for external allocations that are not page aligned and no longer leaks the doorbell page. Sponsored by: NVidia networking MFC after: 1 month --- contrib/ofed/libmlx5/dbrec.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/contrib/ofed/libmlx5/dbrec.c b/contrib/ofed/libmlx5/dbrec.c index 17aee0ba20ee..f4df9a079c07 100644 --- a/contrib/ofed/libmlx5/dbrec.c +++ b/contrib/ofed/libmlx5/dbrec.c @@ -126,9 +126,12 @@ void mlx5_free_db(struct mlx5_context *context, __be32 *db) pthread_mutex_lock(&context->db_list_mutex); - for (page = context->db_list; page; page = page->next) - if (((uintptr_t) db & ~(ps - 1)) == (uintptr_t) page->buf.buf) + for (page = context->db_list; page; page = page->next) { + uintptr_t base = (uintptr_t) page->buf.buf; + + if ((uintptr_t) db >= base && (uintptr_t) db - base < ps) break; + } if (!page) goto out;