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Date: Mon, 15 Aug 2016 14:14:14 -0700 From: Dan Williams <dan.j.williams@...el.com> To: Ross Zwisler <ross.zwisler@...ux.intel.com>, Dan Williams <dan.j.williams@...el.com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "Theodore Ts'o" <tytso@....edu>, Alexander Viro <viro@...iv.linux.org.uk>, Andreas Dilger <adilger.kernel@...ger.ca>, Andrew Morton <akpm@...ux-foundation.org>, Dave Chinner <david@...morbit.com>, Jan Kara <jack@...e.com>, linux-ext4 <linux-ext4@...r.kernel.org>, linux-fsdevel <linux-fsdevel@...r.kernel.org>, Linux MM <linux-mm@...ck.org>, "linux-nvdimm@...ts.01.org" <linux-nvdimm@...ts.01.org> Subject: Re: [PATCH 0/7] re-enable DAX PMD support On Mon, Aug 15, 2016 at 2:11 PM, Ross Zwisler <ross.zwisler@...ux.intel.com> wrote: > On Mon, Aug 15, 2016 at 01:21:47PM -0700, Dan Williams wrote: >> On Mon, Aug 15, 2016 at 12:09 PM, Ross Zwisler >> <ross.zwisler@...ux.intel.com> wrote: >> > DAX PMDs have been disabled since Jan Kara introduced DAX radix tree based >> > locking. This series allows DAX PMDs to participate in the DAX radix tree >> > based locking scheme so that they can be re-enabled. >> >> Looks good to me. >> >> > This series restores DAX PMD functionality back to what it was before it >> > was disabled. There is still a known issue between DAX PMDs and hole >> > punch, which I am currently working on and which I plan to address with a >> > separate series. >> >> Perhaps we should hold off on applying patch 6 and 7 until after the >> hole-punch fix is ready? > > Sure, I'm cool with holding off on patch 7 (the Kconfig change) until after > the hole punch fix is ready. > > I don't see a reason to hold off on patch 6, though? It stands on it's own, > implements the correct locking, and doesn't break anything. Whoops, I just meant 7. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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