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Fri, 20 Mar 2020 18:44:31 +0000 Received: from sol.localdomain (c-107-3-166-239.hsd1.ca.comcast.net [107.3.166.239]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9895A2051A; Fri, 20 Mar 2020 18:44:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584729860; bh=5pZqAya2TSGOpl920vnSvHi9jKtNxmt64mv8PAdFI3A=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=VyRgr5LelhylhzZlcVYEomgTosDPQP2hFACxdbSh1g8cxdYQj8CURPVdAol5gz7Rg ExBTz35Q8O5vnKTi+DibRxVv6t5mUtWBLawcyZ38iKpEQsk8AEImcLdLmORUJEYHIs e+oJ5iVBFhvWYyFYTKBJXTMNGFlzAY6GTvEUiHMY= Date: Fri, 20 Mar 2020 11:44:18 -0700 From: Eric Biggers To: Matthew Wilcox Message-ID: <20200320184418.GH851@sol.localdomain> References: <20200320142231.2402-1-willy@infradead.org> <20200320142231.2402-22-willy@infradead.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200320142231.2402-22-willy@infradead.org> X-Headers-End: 1jFMd7-001en5-JJ Subject: Re: [f2fs-dev] [PATCH v9 21/25] ext4: Pass the inode to ext4_mpage_readpages X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-xfs@vger.kernel.org, William Kucharski , linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, cluster-devel@redhat.com, linux-mm@kvack.org, ocfs2-devel@oss.oracle.com, linux-fsdevel@vger.kernel.org, Andrew Morton , linux-ext4@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-btrfs@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On Fri, Mar 20, 2020 at 07:22:27AM -0700, Matthew Wilcox wrote: > From: "Matthew Wilcox (Oracle)" > > This function now only uses the mapping argument to look up the inode, > and both callers already have the inode, so just pass the inode instead > of the mapping. > > Signed-off-by: Matthew Wilcox (Oracle) > Reviewed-by: William Kucharski > --- > fs/ext4/ext4.h | 2 +- > fs/ext4/inode.c | 4 ++-- > fs/ext4/readpage.c | 3 +-- > 3 files changed, 4 insertions(+), 5 deletions(-) > > diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h > index 1570a0b51b73..bc1b34ba6eab 100644 > --- a/fs/ext4/ext4.h > +++ b/fs/ext4/ext4.h > @@ -3278,7 +3278,7 @@ static inline void ext4_set_de_type(struct super_block *sb, > } > > /* readpages.c */ > -extern int ext4_mpage_readpages(struct address_space *mapping, > +extern int ext4_mpage_readpages(struct inode *inode, > struct readahead_control *rac, struct page *page); > extern int __init ext4_init_post_read_processing(void); > extern void ext4_exit_post_read_processing(void); > diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c > index d674c5f9066c..4f3703c1408d 100644 > --- a/fs/ext4/inode.c > +++ b/fs/ext4/inode.c > @@ -3226,7 +3226,7 @@ static int ext4_readpage(struct file *file, struct page *page) > ret = ext4_readpage_inline(inode, page); > > if (ret == -EAGAIN) > - return ext4_mpage_readpages(page->mapping, NULL, page); > + return ext4_mpage_readpages(inode, NULL, page); > > return ret; > } > @@ -3239,7 +3239,7 @@ static void ext4_readahead(struct readahead_control *rac) > if (ext4_has_inline_data(inode)) > return; > > - ext4_mpage_readpages(rac->mapping, rac, NULL); > + ext4_mpage_readpages(inode, rac, NULL); > } > > static void ext4_invalidatepage(struct page *page, unsigned int offset, > diff --git a/fs/ext4/readpage.c b/fs/ext4/readpage.c > index 66275f25235d..5761e9961682 100644 > --- a/fs/ext4/readpage.c > +++ b/fs/ext4/readpage.c > @@ -221,13 +221,12 @@ static inline loff_t ext4_readpage_limit(struct inode *inode) > return i_size_read(inode); > } > > -int ext4_mpage_readpages(struct address_space *mapping, > +int ext4_mpage_readpages(struct inode *inode, > struct readahead_control *rac, struct page *page) > { > struct bio *bio = NULL; > sector_t last_block_in_bio = 0; > > - struct inode *inode = mapping->host; > const unsigned blkbits = inode->i_blkbits; > const unsigned blocks_per_page = PAGE_SIZE >> blkbits; > const unsigned blocksize = 1 << blkbits; > -- Reviewed-by: Eric Biggers - Eric _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel