Messages in this thread |  | | | Date | Tue, 31 Mar 2009 17:17:52 -0700 | | Subject | Re: [RFC v2][PATCH]page_fault retry with NOPAGE_RETRY | | From | Ying Han <> |
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Thanks Andrew. I have the patches for all the arches and i just need to clean them up a little bit. I will send them to you ASAP.
--Ying
On Tue, Mar 31, 2009 at 3:00 PM, Andrew Morton <akpm@linux-foundation.org> wrote: > On Fri, 5 Dec 2008 11:40:19 -0800 > Ying Han <yinghan@google.com> wrote: > >> changelog[v2]: >> - reduce the runtime overhead by extending the 'write' flag of >> handle_mm_fault() to indicate the retry hint. >> - add another two branches in filemap_fault with retry logic. >> - replace find_lock_page with find_lock_page_retry to make the code >> cleaner. >> >> todo: >> - there is potential a starvation hole with the retry. By the time the >> retry returns, the pages might be released. we can make change by holding >> page reference as well as remembering what the page "was"(in case the >> file was truncated). any suggestion here are welcomed. >> >> I also made patches for all other arch. I am posting x86_64 here first and >> i will post others by the time everyone feels comfortable of this patch. > > I'm about to send this into Linus. What happened to the patches for > other architectures? > > Please send them over when convenient and I'll work on getting them > trickled out to arch maintainers, thanks. > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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