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From: Boaz Harrosh <boaz@plexistor.com>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Dave Chinner <david@fromorbit.com>,
	Matthew Wilcox <matthew.r.wilcox@intel.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	Jan Kara <jack@suse.cz>, Hugh Dickins <hughd@google.com>,
	Mel Gorman <mgorman@suse.de>,
	linux-mm@kvack.org, linux-nvdimm <linux-nvdimm@ml01.01.org>,
	linux-fsdevel <linux-fsdevel@vger.kernel.org>,
	Eryu Guan <eguan@redhat.com>,
	Christoph Hellwig <hch@infradead.org>,
	Stable Tree <stable@vger.kernel.org>
Subject: Re: [PATCH 1/3 v6] mm(v4.1): New pfn_mkwrite same as page_mkwrite for VM_PFNMAP
Date: Tue, 07 Apr 2015 17:09:16 +0300	[thread overview]
Message-ID: <5523E50C.4060706@plexistor.com> (raw)
In-Reply-To: <20150407134759.GB14252@node.dhcp.inet.fi>

On 04/07/2015 04:47 PM, Kirill A. Shutemov wrote:
<>
>> I did not understand if you want that I keep it "return ret".
> 
> I think "return 0;" is right way to go. It matches wp_page_shared()
> behaviour.
> 

Ok I sent a v7 with "return 0;" as is in wp_page_shared(). I guess
it is better. It survived of course an xfstests quick but I'll let
it smoke for the night as well.

Thanks for all your help
Boaz

WARNING: multiple messages have this Message-ID
From: Boaz Harrosh <boaz@plexistor.com>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Dave Chinner <david@fromorbit.com>,
	Matthew Wilcox <matthew.r.wilcox@intel.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	Jan Kara <jack@suse.cz>, Hugh Dickins <hughd@google.com>,
	Mel Gorman <mgorman@suse.de>,
	linux-mm@kvack.org, linux-nvdimm <linux-nvdimm@ml01.01.org>,
	linux-fsdevel <linux-fsdevel@vger.kernel.org>,
	Eryu Guan <eguan@redhat.com>,
	Christoph Hellwig <hch@infradead.org>,
	Stable Tree <stable@vger.kernel.org>
Subject: Re: [PATCH 1/3 v6] mm(v4.1): New pfn_mkwrite same as page_mkwrite for VM_PFNMAP
Date: Tue, 07 Apr 2015 17:09:16 +0300	[thread overview]
Message-ID: <5523E50C.4060706@plexistor.com> (raw)
In-Reply-To: <20150407134759.GB14252@node.dhcp.inet.fi>

On 04/07/2015 04:47 PM, Kirill A. Shutemov wrote:
<>
>> I did not understand if you want that I keep it "return ret".
> 
> I think "return 0;" is right way to go. It matches wp_page_shared()
> behaviour.
> 

Ok I sent a v7 with "return 0;" as is in wp_page_shared(). I guess
it is better. It survived of course an xfstests quick but I'll let
it smoke for the night as well.

Thanks for all your help
Boaz

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  reply	other threads:[~2015-04-07 14:09 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-07  8:33 [PATCH 0/3 v5] dax: some dax fixes and cleanups Boaz Harrosh
2015-04-07  8:33 ` Boaz Harrosh
2015-04-07  8:40 ` [PATCH 1/3] mm(v4.1): New pfn_mkwrite same as page_mkwrite for VM_PFNMAP Boaz Harrosh
2015-04-07  8:51   ` Boaz Harrosh
2015-04-07  8:51     ` Boaz Harrosh
2015-04-07  9:03   ` Kirill A. Shutemov
2015-04-07  9:22     ` Boaz Harrosh
2015-04-07 12:57   ` [PATCH 1/3 v6] " Boaz Harrosh
2015-04-07 12:57     ` Boaz Harrosh
2015-04-07 13:17     ` Kirill A. Shutemov
2015-04-07 13:26       ` Kirill A. Shutemov
2015-04-07 13:37         ` Boaz Harrosh
2015-04-07 13:37           ` Boaz Harrosh
2015-04-07 13:47           ` Kirill A. Shutemov
2015-04-07 14:09             ` Boaz Harrosh [this message]
2015-04-07 14:09               ` Boaz Harrosh
2015-04-07 14:06   ` [PATCH 1/3 v7] " Boaz Harrosh
2015-04-07 14:06     ` Boaz Harrosh
2015-04-07 14:12     ` Kirill A. Shutemov
2015-04-07  8:43 ` [PATCH 2/3] dax: use pfn_mkwrite to update c/mtime + freeze protection Boaz Harrosh
2015-04-07  8:43   ` Boaz Harrosh
2015-04-07 16:28   ` Jan Kara
2015-04-07 16:28     ` Jan Kara
2015-04-07  8:45 ` [PATCH 3/3] dax: Unify ext2/4_{dax,}_file_operations Boaz Harrosh
2015-04-07  8:45   ` Boaz Harrosh
2015-04-07 16:26   ` Jan Kara
2015-04-08 15:56 ` [PATCH 1/3 @stable] mm(v4.0): New pfn_mkwrite same as page_mkwrite for VM_PFNMAP Boaz Harrosh
2015-04-08 15:56   ` Boaz Harrosh
2015-04-08 16:00   ` Boaz Harrosh
2015-04-08 16:00     ` Boaz Harrosh
2015-04-08 20:26     ` Greg KH
2015-04-12  7:49       ` Boaz Harrosh
2015-04-12  7:49         ` Boaz Harrosh

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