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From:   Matthew Wilcox <willy@infradead.org>
To:     linux-mm@kvack.org, linux-fsdevel@vger.kernel.org,
        linux-kernel@vger.kernel.org
Cc:     Matthew Wilcox <willy@infradead.org>, Jan Kara <jack@suse.cz>,
        Jeff Layton <jlayton@redhat.com>,
        Lukas Czerner <lczerner@redhat.com>,
        Ross Zwisler <ross.zwisler@linux.intel.com>,
        Christoph Hellwig <hch@lst.de>,
        Goldwyn Rodrigues <rgoldwyn@suse.com>,
        Nicholas Piggin <npiggin@gmail.com>,
        Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>,
        linux-nilfs@vger.kernel.org, Jaegeuk Kim <jaegeuk@kernel.org>,
        Chao Yu <yuchao0@huawei.com>,
        linux-f2fs-devel@lists.sourceforge.net
Subject: [PATCH v14 46/74] pagevec: Use xa_tag_t
Date:   Sat, 16 Jun 2018 19:00:24 -0700
Message-Id: <20180617020052.4759-47-willy@infradead.org>
In-Reply-To: <20180617020052.4759-1-willy@infradead.org>
References: <20180617020052.4759-1-willy@infradead.org>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Removes sparse warnings.

Signed-off-by: Matthew Wilcox <willy@infradead.org>
---
 fs/btrfs/extent_io.c    | 4 ++--
 fs/ext4/inode.c         | 2 +-
 fs/f2fs/data.c          | 2 +-
 fs/gfs2/aops.c          | 2 +-
 include/linux/pagevec.h | 8 +++++---
 mm/swap.c               | 4 ++--
 6 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index cce6087d6880..ac105d97dd81 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -3792,7 +3792,7 @@ int btree_write_cache_pages(struct address_space *mapping,
 	pgoff_t index;
 	pgoff_t end;		/* Inclusive */
 	int scanned = 0;
-	int tag;
+	xa_tag_t tag;
 
 	pagevec_init(&pvec);
 	if (wbc->range_cyclic) {
@@ -3917,7 +3917,7 @@ static int extent_write_cache_pages(struct address_space *mapping,
 	pgoff_t done_index;
 	int range_whole = 0;
 	int scanned = 0;
-	int tag;
+	xa_tag_t tag;
 
 	/*
 	 * We have to hold onto the inode so that ordered extents can do their
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 38214c05f204..e6c433527dce 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2615,7 +2615,7 @@ static int mpage_prepare_extent_to_map(struct mpage_da_data *mpd)
 	long left = mpd->wbc->nr_to_write;
 	pgoff_t index = mpd->first_page;
 	pgoff_t end = mpd->last_page;
-	int tag;
+	xa_tag_t tag;
 	int i, err = 0;
 	int blkbits = mpd->inode->i_blkbits;
 	ext4_lblk_t lblk;
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 8f931d699287..e5c0b1e74ce6 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1942,7 +1942,7 @@ static int f2fs_write_cache_pages(struct address_space *mapping,
 	pgoff_t last_idx = ULONG_MAX;
 	int cycled;
 	int range_whole = 0;
-	int tag;
+	xa_tag_t tag;
 
 	pagevec_init(&pvec);
 
diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index 35f5ee23566d..b8609bb1e2e0 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -370,7 +370,7 @@ static int gfs2_write_cache_jdata(struct address_space *mapping,
 	pgoff_t done_index;
 	int cycled;
 	int range_whole = 0;
-	int tag;
+	xa_tag_t tag;
 
 	pagevec_init(&pvec);
 	if (wbc->range_cyclic) {
diff --git a/include/linux/pagevec.h b/include/linux/pagevec.h
index 6dc456ac6136..955bd6425903 100644
--- a/include/linux/pagevec.h
+++ b/include/linux/pagevec.h
@@ -9,6 +9,8 @@
 #ifndef _LINUX_PAGEVEC_H
 #define _LINUX_PAGEVEC_H
 
+#include <linux/xarray.h>
+
 /* 15 pointers + header align the pagevec structure to a power of two */
 #define PAGEVEC_SIZE	15
 
@@ -40,12 +42,12 @@ static inline unsigned pagevec_lookup(struct pagevec *pvec,
 
 unsigned pagevec_lookup_range_tag(struct pagevec *pvec,
 		struct address_space *mapping, pgoff_t *index, pgoff_t end,
-		int tag);
+		xa_tag_t tag);
 unsigned pagevec_lookup_range_nr_tag(struct pagevec *pvec,
 		struct address_space *mapping, pgoff_t *index, pgoff_t end,
-		int tag, unsigned max_pages);
+		xa_tag_t tag, unsigned max_pages);
 static inline unsigned pagevec_lookup_tag(struct pagevec *pvec,
-		struct address_space *mapping, pgoff_t *index, int tag)
+		struct address_space *mapping, pgoff_t *index, xa_tag_t tag)
 {
 	return pagevec_lookup_range_tag(pvec, mapping, index, (pgoff_t)-1, tag);
 }
diff --git a/mm/swap.c b/mm/swap.c
index 4c5c7fcc6e46..a7ff602213a9 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -1002,7 +1002,7 @@ EXPORT_SYMBOL(pagevec_lookup_range);
 
 unsigned pagevec_lookup_range_tag(struct pagevec *pvec,
 		struct address_space *mapping, pgoff_t *index, pgoff_t end,
-		int tag)
+		xa_tag_t tag)
 {
 	pvec->nr = find_get_pages_range_tag(mapping, index, end, tag,
 					PAGEVEC_SIZE, pvec->pages);
@@ -1012,7 +1012,7 @@ EXPORT_SYMBOL(pagevec_lookup_range_tag);
 
 unsigned pagevec_lookup_range_nr_tag(struct pagevec *pvec,
 		struct address_space *mapping, pgoff_t *index, pgoff_t end,
-		int tag, unsigned max_pages)
+		xa_tag_t tag, unsigned max_pages)
 {
 	pvec->nr = find_get_pages_range_tag(mapping, index, end, tag,
 		min_t(unsigned int, max_pages, PAGEVEC_SIZE), pvec->pages);
-- 
2.17.1