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Date: Wed, 23 Aug 2017 11:34:00 -0700 From: Christoph Hellwig <hch@...radead.org> To: Jan Kara <jack@...e.cz> Cc: linux-fsdevel@...r.kernel.org, Christoph Hellwig <hch@...radead.org>, Boaz Harrosh <boazh@...app.com>, linux-nvdimm@...ts.01.org, linux-xfs@...r.kernel.org, Andy Lutomirski <luto@...nel.org>, linux-ext4@...r.kernel.org Subject: Re: [PATCH 09/13] dax: Allow dax_iomap_fault() to return pfn > @@ -1416,6 +1416,7 @@ static int dax_iomap_pmd_fault(struct vm_fault *vmf, > * @vmf: The description of the fault > * @pe_size: Size of the page to fault in > * @ops: Iomap ops passed from the file system > + * @pfnp: PFN to insert for synchronous faults if fsync is required > * > * When a page fault occurs, filesystems may call this helper in > * their fault handler for DAX files. dax_iomap_fault() assumes the caller > @@ -1423,13 +1424,13 @@ static int dax_iomap_pmd_fault(struct vm_fault *vmf, > * successfully. > */ > int dax_iomap_fault(struct vm_fault *vmf, enum page_entry_size pe_size, > - const struct iomap_ops *ops) > + const struct iomap_ops *ops, pfn_t *pfnp) Please keep the iomap_ops argument the last one for the exported function (and probably all others for consistency). Otherwise looks good: Reviewed-by: Christoph Hellwig <hch@....de>
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