From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Randy.Dunlap" Date: Mon, 14 Mar 2005 01:09:58 +0000 Subject: Re: [PATCH/RFC] io_remap_pfn_range() Message-Id: <4234E466.1020002@osdl.org> List-Id: References: <20050310144256.31eb9420.rddunlap@osdl.org> In-Reply-To: <20050310144256.31eb9420.rddunlap@osdl.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: "Randy.Dunlap" Cc: linux-mm@kvack.org, sparclinux@vger.kernel.org, ultralinux@vger.kernel.org, davem@davemloft.net, wli@holomorphy.com Randy.Dunlap wrote: (add) consolidate io_remap_pfn_range() so that different arches don't use different parameters for io_remap_page_range(); > io_remap_pfn_range(): > add io_remap_pfn_range() for all arches; > eliminate the parameter from sparc/sparc64; > add MK_IOSPACE_PFN(), GET_IOSPACE(), and GET_PFN() > for all arches but primarily for sparc32/64's extended IO space, > sparc: kill the hack of using low bit of to mean > write_combine or set side-effect (_PAGE_E) bit; > future: convert remaining callers of io_remap_page_range() to > io_remap_pfn_range() and deprecate io_remap_page_range(); > BTW, built successfully on 8 arches, but needs testing on sparc32/64, which I can't do..... https://www.osdl.org/plm-cgi/plm?module=patch_info&patch_idB70 build failures there are not related to this patch. -- ~Randy