From nobody Wed May 28 05:36:38 2025 X-Original-To: dev-commits-src-main@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 4b6dXl6lRlz5x0Yl; Wed, 28 May 2025 05:36:39 +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 "R11" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4b6dXl08TGz3pND; Wed, 28 May 2025 05:36:38 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1748410599; 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=HEe3fG603zivyqyyj4n1d5Gk6d52Bznorjg2RtrS/o4=; b=DhSDqBcf78wl0BxYBo8gRWaaVZ23U1wvJFUPFrMqOVzetf6Jnifu3lM/1ie6goumnqdvMe 8YWpjuK1uWO0o8BwOlnrevhkf7Z2kx9nWjd9FcTkl6HyOH53DxUMcFcwZOZiY4cu+R8BYb tPrAzrGfuZvTGnkzQXmLvOBnL4lzTwwWZSXUUiz9UscKqpvNmyBQsKIOahWtF4KnLIr40k XuKTnM3Q9WY4iP3dxPUi5EXlW8foB69wIsrPSSoA9RpPT4R77fpgIzSXBa1VBk8GBsWg0Z D5+tQPUxjZeiarwuGFmOkXhvDgGIouWGibDtolASq3Fc7MSnRXRaboKfsSQi/w== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1748410599; a=rsa-sha256; cv=none; b=QKJCOgHTnJ146L3kJpJarpIOCx+RXfGBof047/ITqBWhc3hIpn59dVGLF7eTCjtLI/8e40 0uPgrTAgSSUGvvixe+zh5BmDOf6WaOGxSTy8CDn7rRZP9/YZXzfCQY7bbANb48Vziyl28x xp7jIwI5jqcekJourTtmTmvF95qvTie6SpXXZmAbQABDZQvHKK8QfAPiTKln2tGmq864hp 3K7nxWWDHQBvflRDGn8m/1huuz276RSEMu4eQSU8y7p/XlbGE6FsLT7qLY9xgpklPD7cqj l0rN5XyKxqZbn49hHm/RJHDB1vrGZYEABR4vm0DpIl0gGoAdNfRj/eUWRpP30w== 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=1748410599; 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=HEe3fG603zivyqyyj4n1d5Gk6d52Bznorjg2RtrS/o4=; b=Hc0y78Ex+MyYD42bw+B8VxVNhRgfe8RINbH6X6vx4xs7t0tIT4k07y5RWcBR1egvxzoSbO t2oa76gMwwOqm6r00ORLCa5WM2k+4mqLmH75lpW/8DI513Z1dfmiTTUD5eYkgaj+iaGbD2 evz774uL5HLtwX+pEUI3lg0g4QYbr4HthK6KKLJykbOs3+wCIY2/7NgBXAT3jkKRQzItKW gYlzJk/W79yNKZBpLSR42mYEYZHTC42QKo2LqOb67JhJZNXn+92oZjN5FxOERST1iao+8K CKDl5FMpezlGnrqyp90o547FCo71uJVMIjdBgmHZhm2fgtMitRkFmc6Yup4Icw== 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 4b6dXk62jKz8Z7; Wed, 28 May 2025 05:36:38 +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 54S5ac2R017707; Wed, 28 May 2025 05:36:38 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.18.1/8.18.1/Submit) id 54S5acUD017704; Wed, 28 May 2025 05:36:38 GMT (envelope-from git) Date: Wed, 28 May 2025 05:36:38 GMT Message-Id: <202505280536.54S5acUD017704@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Doug Moore Subject: git: 18a62137df40 - main - vm_object: use lookup_range in page_clean_flush List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: dougm X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 18a62137df40da29d2258e024a778ee559dedd30 Auto-Submitted: auto-generated The branch main has been updated by dougm: URL: https://cgit.FreeBSD.org/src/commit/?id=18a62137df40da29d2258e024a778ee559dedd30 commit 18a62137df40da29d2258e024a778ee559dedd30 Author: Doug Moore AuthorDate: 2025-05-28 05:33:43 +0000 Commit: Doug Moore CommitDate: 2025-05-28 05:33:43 +0000 vm_object: use lookup_range in page_clean_flush In vm_object_page_clean_flush, replace the loop that uses vm_radix_iter_next to visit consecutive pages with a call to vm_radix_iter_lookup_range, then a loop to check the pages looked-up. This achieves a small performance improvement. Reviewed by: alc Differential Revision: https://reviews.freebsd.org/D50425 --- sys/vm/vm_object.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/sys/vm/vm_object.c b/sys/vm/vm_object.c index 9b00aea9cdc8..1d372ba04488 100644 --- a/sys/vm/vm_object.c +++ b/sys/vm/vm_object.c @@ -1008,15 +1008,16 @@ vm_object_page_clean_flush(struct pctrie_iter *pages, vm_page_t p, vm_page_lock_assert(p, MA_NOTOWNED); vm_page_assert_xbusied(p); ma[0] = p; - for (count = 1; count < vm_pageout_page_count; count++) { - p = vm_radix_iter_next(pages); - if (p == NULL || vm_page_tryxbusy(p) == 0) + runlen = vm_radix_iter_lookup_range(pages, p->pindex + 1, + &ma[1], vm_pageout_page_count - 1); + for (count = 1; count <= runlen; count++) { + p = ma[count]; + if (vm_page_tryxbusy(p) == 0) break; if (!vm_object_page_remove_write(p, flags, allclean)) { vm_page_xunbusy(p); break; } - ma[count] = p; } vm_pageout_flush(ma, count, pagerflags, 0, &runlen, eio);