From nobody Wed Feb 23 23:21:53 2022 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 6628919D903D; Wed, 23 Feb 2022 23:21:53 +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 4K3sW521TJz4mkr; Wed, 23 Feb 2022 23:21:53 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1645658513; 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=Wy5xlf7TF6FdwQhO18rJnE5gyyC8VtXOCiYXxwyL83M=; b=LlKrhZWbZLiQl8TTx2Jg/4Q1fXJr2y+sN3z5CSsMacsVigMJEybD2nQlpQcqJv305vVyDb IW3pvIm9ELzDaHqNlMzUqCCW3iJuEb/YKTbgkey/o2w+jui8EPHO70IquIGEccBueCcYxi HWElLom4tK36lIuL6MyUbXoUfJlqdRf2dabeasChLc2X6CuEswas53yvJbgLF3NOActG6f M1Tb0kzeTRR4D6ARTx1bSf9eWy7aVvNIq0GXHyF5q1+LVLxL9ln2rP9Fd+0bfEctmFScKl J0Xab5GENSIGlb+mCBz6wxlSERhAsrNyZUZn8hbwhJcYMt6F3i1ttMORzb34zg== 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 2559B20E31; Wed, 23 Feb 2022 23:21:53 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 21NNLr5D044769; Wed, 23 Feb 2022 23:21:53 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 21NNLrr5044768; Wed, 23 Feb 2022 23:21:53 GMT (envelope-from git) Date: Wed, 23 Feb 2022 23:21:53 GMT Message-Id: <202202232321.21NNLrr5044768@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Warner Losh Subject: git: e3d92d4cb811 - main - cam iosched: Update comment for when we schedule writes. 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: Sender: owner-dev-commits-src-main@freebsd.org X-BeenThere: dev-commits-src-main@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: imp X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: e3d92d4cb811006688bb18ba35bfbe6e1f119893 Auto-Submitted: auto-generated ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1645658513; 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=Wy5xlf7TF6FdwQhO18rJnE5gyyC8VtXOCiYXxwyL83M=; b=lsnexkoMPadW9ASYdhzMyKGGa455DDGfCMcpHh2vMNnCaJwzPgYLkyeygBFHgKmEQK+3un mR/a4ARb0UuGON2I+4auPHsN3EQzOFY6uVM9uEPXJ3AmHgz2tCEIs8uPvmeDyUYj1PAwvr MH81m+7eaydhI8pmRsmU3rttHA+cLqmoLZwH9E2jk0VJDJbq3hFZHEO3G+laqOws/rF7q8 5Usxc358HXG1j9jWdwjpvqiyOYYI0V0Ns0P791prPCiwrWa2f4Y5uVIfB+2CnwoMrjtYwx 0O4IytQmY1waGC4EE8GoV9b6KKgXHZ8L3R9CDWKHJtZKgcHQ0XQN5PCJc5vhaw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1645658513; a=rsa-sha256; cv=none; b=jFLaJ8lVFETUIH5AucaBlnaa7vHsH61DY34zH2KPlAOWcI7sdZ1fGxo6ko4vx9c2lANExX bsE6bLNsyTDakyADM8cH3iK+6zYgA8+6vZ6ILlv6+8KkbqZhYN2CpwjGFmLaGVTm8/VTgY 55pyGIgOctp6x2xXEYpvqXC4fq8qQWfFqsD8losLdB3OGk3cWvwjxvrWt8oKUUwuBY7x6g C9jwl+6A2anIDBu3/NV22u5RjLg/VtP6wQoFt+yv027dUnuDGJyS0gAKAKs/E6zm4hENaT whH40rSpQ+DT8BY+ssSRxcnfUL9/aCULP4CokB2k2SdsuLbEQ9oyuwNcuGeEig== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N The branch main has been updated by imp: URL: https://cgit.FreeBSD.org/src/commit/?id=e3d92d4cb811006688bb18ba35bfbe6e1f119893 commit e3d92d4cb811006688bb18ba35bfbe6e1f119893 Author: Warner Losh AuthorDate: 2022-02-23 23:21:27 +0000 Commit: Warner Losh CommitDate: 2022-02-23 23:21:27 +0000 cam iosched: Update comment for when we schedule writes. Sponsored by: Netflix --- sys/cam/cam_iosched.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/sys/cam/cam_iosched.c b/sys/cam/cam_iosched.c index 4d584dc160a3..5b5e375cc8e2 100644 --- a/sys/cam/cam_iosched.c +++ b/sys/cam/cam_iosched.c @@ -1518,8 +1518,9 @@ cam_iosched_next_bio(struct cam_iosched_softc *isc) #ifdef CAM_IOSCHED_DYNAMIC /* - * See if we have any pending writes, and room in the queue for them, - * and if so, those are next. + * See if we have any pending writes, room in the queue for them, + * and no pending reads (unless we've scheduled too many). + * if so, those are next. */ if (do_dynamic_iosched) { if ((bp = cam_iosched_get_write(isc)) != NULL)