From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from zeniv.linux.org.uk (zeniv.linux.org.uk [62.89.141.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 413FEDF57; Mon, 29 Jan 2024 02:13:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.89.141.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706494395; cv=none; b=WL3npSFjmNt6WxGsRXb0bo27/mQAfCatRXPs1tPUEN95DdTJqt/3QE6Tx2+UFk4m5d2446fyolujPC3PDsLb/BfT/4L0rqFwGnstni9K3X1Z9aM1k+VRfeMpIAHGAgpQ2Nl146nUe6+Oip2fpDfmTSk8USR2aWdXpF1hLLRjGSQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706494395; c=relaxed/simple; bh=qKAZsTA5V1biK/wV673ngjjOBuUZbt/6b/iCDQTJULo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=nB6+qMOsw2aZvIvprx2LO3K4uA4I/PdMhF7ZrhoRMMiYkaCjwMfJKXs1YFzPEkqajZCQBCc9cOSw47Gpq0Re8HKiJU0xuH5a68osjkW0WkZiz6ztEE5G7gniSMKjQtm1komu079vomXkm7Sy8muvGLf/cgU0AvVGdf3om/M8ISY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk; spf=none smtp.mailfrom=ftp.linux.org.uk; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b=X/2urYF1; arc=none smtp.client-ip=62.89.141.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=ftp.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b="X/2urYF1" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=linux.org.uk; s=zeniv-20220401; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=lAL3P084x7WQ6qVVeqeoAVBmL5c5NTI7cGrWGT3TUTU=; b=X/2urYF1jciDJ4IFOIHE34Fu58 KYG0+3C0mc+xkYSOy6zT+QQmg9QzPm/VdX0efqfz+r+iEqKnemMpev4lAKP8/i5gzrmnF2WUZt4bB 0l+QiZKVpWXv3Rv7ueuL9AdGLxT7n0XVPtojX85ZtyJXY8dPLL61V9JjHbOPTJADq+3OC8O4LZ2rk Xe09HmXbmabhctvc0SYfmJsfFs2aq9KhQ6Q81mQjTUudoO6+CRXDpbGS1Fx/MmA7wUFBNKmEDRSwF IkLvSyFRuVCWknk88kgvW2ptTejGwEiVW6uBI12faeL4vHg4G2uSu/WjOl0N4oCOQ7z4Gwok/VqTt sQhznZFQ==; Received: from viro by zeniv.linux.org.uk with local (Exim 4.96 #2 (Red Hat Linux)) id 1rUH93-0006EJ-2c; Mon, 29 Jan 2024 02:13:09 +0000 Date: Mon, 29 Jan 2024 02:13:09 +0000 From: Al Viro To: Linus Torvalds Cc: oe-kbuild-all@lists.linux.dev, linux-fsdevel@vger.kernel.org Subject: Re: [viro-vfs:work.alpha 5/8] arch/alpha/kernel/io.c:655:1: error: redefinition of 'scr_memcpyw' Message-ID: <20240129021309.GG2087318@ZenIV> References: <202401280650.Us2Lrkgl-lkp@intel.com> <20240128211544.GD2087318@ZenIV> <20240128220904.GF2087318@ZenIV> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: Al Viro On Sun, Jan 28, 2024 at 02:39:35PM -0800, Linus Torvalds wrote: > On Sun, 28 Jan 2024 at 14:09, Al Viro wrote: > > > > Do we ever use that thing on iomem in non-VGA setups? > > On iomem? No. But I think several of the routines just work on either > VGA screen memory directly (c->vc_origin = vga_vram_base), or normal > RAM (vc_allocate) > > But who knows.. I *used* to know all this code, but happily no longer. I hadn't finished going through the callers, but AFAICS in !VGA && !MDA case alpha should be just fine with the fallbacks, so we could just put the instance in io.c under the same ifdef that pulls asm/vga.h into linux/vt_buffer.h