From owner-svn-src-head@freebsd.org Sun Mar 18 16:10:15 2018 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 279BEF5F823; Sun, 18 Mar 2018 16:10:15 +0000 (UTC) (envelope-from ian@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id BB61C7893D; Sun, 18 Mar 2018 16:10:14 +0000 (UTC) (envelope-from ian@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id B63D1229D8; Sun, 18 Mar 2018 16:10:14 +0000 (UTC) (envelope-from ian@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w2IGAEVG051427; Sun, 18 Mar 2018 16:10:14 GMT (envelope-from ian@FreeBSD.org) Received: (from ian@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w2IGAEpn051426; Sun, 18 Mar 2018 16:10:14 GMT (envelope-from ian@FreeBSD.org) Message-Id: <201803181610.w2IGAEpn051426@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: ian set sender to ian@FreeBSD.org using -f From: Ian Lepore Date: Sun, 18 Mar 2018 16:10:14 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r331126 - head/sys/dev/flash X-SVN-Group: head X-SVN-Commit-Author: ian X-SVN-Commit-Paths: head/sys/dev/flash X-SVN-Commit-Revision: 331126 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 18 Mar 2018 16:10:15 -0000 Author: ian Date: Sun Mar 18 16:10:14 2018 New Revision: 331126 URL: https://svnweb.freebsd.org/changeset/base/331126 Log: Remove a pointless KASSERT and reword a comment a bit. The KASSERT tested for the same condition that the preceeding lines checked for and would have returned EIO, so the assert could never possibly trigger (sc_sectorsize must inherently be an integer multiple of FLASH_PAGE_SIZE). Modified: head/sys/dev/flash/mx25l.c Modified: head/sys/dev/flash/mx25l.c ============================================================================== --- head/sys/dev/flash/mx25l.c Sun Mar 18 16:06:35 2018 (r331125) +++ head/sys/dev/flash/mx25l.c Sun Mar 18 16:10:14 2018 (r331126) @@ -300,19 +300,11 @@ mx25l_write(device_t dev, off_t offset, caddr_t data, write_offset = offset; /* - * Use the erase sectorsize here since blocks are fully erased - * first before they're written to. + * Writes must be aligned to the erase sectorsize, since blocks are + * fully erased before they're written to. */ if (count % sc->sc_sectorsize != 0 || offset % sc->sc_sectorsize != 0) return (EIO); - - /* - * Assume here that we write per-sector only - * and sector size should be 256 bytes aligned - */ - KASSERT(write_offset % FLASH_PAGE_SIZE == 0, - ("offset for BIO_WRITE is not page size (%d bytes) aligned", - FLASH_PAGE_SIZE)); /* * Maximum write size for CMD_PAGE_PROGRAM is