From nobody Thu Oct 12 04:10:00 2023 X-Original-To: dev-commits-src-branches@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 4S5bkw3BsBz4xB6p; Thu, 12 Oct 2023 04:10:00 +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 "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4S5bkw2hKnz4TyB; Thu, 12 Oct 2023 04:10:00 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1697083800; 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=p9HJ36f29NEvw2nlgv3j67FPky2dKLsRYCguTmY3MtE=; b=issabxtAAXbc3DTisExyGb8uqQOnZILhXUEe279ePEcL//NrzJpeoF2WYkbapkdC6LTwJo 41GlF5BUFTiHph09UZM1TwGnPAvXeChI6+9KOkMWQqJ5K1kEA+UPwS/XgfPjfVDIliG6vT XTR/+wvvaIkk7rGPRfNYXI2s9cEwZmSLKSYjGMttaDQ+q9g5qnbdZxNN83HebwDYCbAJWB 1nzK3jN2OApRFZMpduQNqEXXmyIdxX4UUcH5Bjgu/ViTro+fncBRW1bmR1u4ix9Kf+2w84 mToLTUizQqE1fa+Nzy03kUsMR00NhiC8n3qUowW1rP7mvFb4Cun5iF5g+Gz6Wg== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1697083800; a=rsa-sha256; cv=none; b=JXAYNSc3fXFvkL0c5kW4puM1RtkG074OMjH3JQyBOYYomNaXzrHDgWrY04Lf5SKWfY2Ok0 2xQqwnmIV58cuZCrGyIY0w4YDcreFJZ7ZyZNEGydMvlybzEi9zVeYwj5Q7yAUJ0RJVEud1 +ppcLTKCRMMaVjiM6OR6yN1GlyR29Hq6683q+2PmHF2AkTlUEsxFB7MNlvzqmD/sC2XZOP pTcTrIYjPWLEt+eE6Yn5wU188IDC6lhfrUQ6G/EoMrNR5gaMx3ZpYZtX80BYCKTWJBlheA ga8MtjfT8spTXMVWIWl4Qhh/MzzRojlpJVzR6yLEiKpg7DbC087WHUmbI35wgg== 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=1697083800; 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=p9HJ36f29NEvw2nlgv3j67FPky2dKLsRYCguTmY3MtE=; b=AhzKDhBicfwZRUJB+ev0nPiyOg947IhvBwHnKkuYPAToCsyTHq7ItfPL8ey2cyo2CPLCAh WqLwVutcNMFxZpQpe0nUf0bgYGDVOZwgbEWhCiCdmjnfcI9RmORYtBlQU3xQ3wK9IsAhq0 e/lnz5MsLuhiiX3yXqtaBLWJhon36JGxXGtxoRA7B0rxEN25xgv0EaoMloBjY1paeOGTDR Lp82rRKtlGnoongvmG+LD4TPN3AjaMGMQbVvk5+nPYokv+WcID+ZMtUFpv5oKWn0qFlvQc xQrjnDaNbbkwwGm5T8F0h0S6GfvpJ5HJWpZbWdsD8jk0t7+7CkZlEEOsUuYLvQ== 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 4S5bkw1ScCzq0j; Thu, 12 Oct 2023 04:10:00 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.17.1/8.17.1) with ESMTP id 39C4A0KW059009; Thu, 12 Oct 2023 04:10:00 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.17.1/8.17.1/Submit) id 39C4A05x058984; Thu, 12 Oct 2023 04:10:00 GMT (envelope-from git) Date: Thu, 12 Oct 2023 04:10:00 GMT Message-Id: <202310120410.39C4A05x058984@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Zhenlei Huang Subject: git: 8c4eaac1534e - stable/14 - buf: Add sysctl flag CTLFLAG_TUN to loader tunable List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-branches@freebsd.org X-BeenThere: dev-commits-src-branches@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: zlei X-Git-Repository: src X-Git-Refname: refs/heads/stable/14 X-Git-Reftype: branch X-Git-Commit: 8c4eaac1534e0486bd0fc6816ccb59fc348a5707 Auto-Submitted: auto-generated The branch stable/14 has been updated by zlei: URL: https://cgit.FreeBSD.org/src/commit/?id=8c4eaac1534e0486bd0fc6816ccb59fc348a5707 commit 8c4eaac1534e0486bd0fc6816ccb59fc348a5707 Author: Zhenlei Huang AuthorDate: 2023-10-09 10:30:22 +0000 Commit: Zhenlei Huang CommitDate: 2023-10-12 04:08:20 +0000 buf: Add sysctl flag CTLFLAG_TUN to loader tunable The sysctl variable 'vfs.unmapped_buf_allowed' is actually a loader tunable. Add sysctl flag CTLFLAG_TUN to it so that `sysctl -T` will report it correctly. No functional change intended. Reviewed by: kib, imp MFC after: 3 days Differential Revision: https://reviews.freebsd.org/D42113 (cherry picked from commit 31b94065300a76e52c26b8caec7256574d64a777) --- sys/kern/vfs_bio.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/sys/kern/vfs_bio.c b/sys/kern/vfs_bio.c index bc09131adb87..56f9d604b9eb 100644 --- a/sys/kern/vfs_bio.c +++ b/sys/kern/vfs_bio.c @@ -320,7 +320,8 @@ SYSCTL_COUNTER_U64(_vfs, OID_AUTO, notbufdflushes, CTLFLAG_RD, ¬bufdflushes, static long barrierwrites; SYSCTL_LONG(_vfs, OID_AUTO, barrierwrites, CTLFLAG_RW | CTLFLAG_STATS, &barrierwrites, 0, "Number of barrier writes"); -SYSCTL_INT(_vfs, OID_AUTO, unmapped_buf_allowed, CTLFLAG_RD, +SYSCTL_INT(_vfs, OID_AUTO, unmapped_buf_allowed, + CTLFLAG_RDTUN | CTLFLAG_NOFETCH, &unmapped_buf_allowed, 0, "Permit the use of the unmapped i/o"); int maxbcachebuf = MAXBCACHEBUF;