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-rw-r--r--fs/btrfs/extent_io.c11
-rw-r--r--fs/btrfs/file.c5
-rw-r--r--fs/buffer.c7
-rw-r--r--fs/ext4/mballoc.c14
-rw-r--r--fs/f2fs/checkpoint.c3
-rw-r--r--fs/f2fs/node.c2
-rw-r--r--fs/fuse/file.c2
-rw-r--r--fs/gfs2/aops.c1
-rw-r--r--fs/gfs2/meta_io.c4
-rw-r--r--fs/ntfs/attrib.c1
-rw-r--r--fs/ntfs/file.c1
11 files changed, 23 insertions, 28 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index f29a54e454d4..4cd0ac983f91 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4510,7 +4510,8 @@ static void check_buffer_tree_ref(struct extent_buffer *eb)
spin_unlock(&eb->refs_lock);
}
-static void mark_extent_buffer_accessed(struct extent_buffer *eb)
+static void mark_extent_buffer_accessed(struct extent_buffer *eb,
+ struct page *accessed)
{
unsigned long num_pages, i;
@@ -4519,7 +4520,8 @@ static void mark_extent_buffer_accessed(struct extent_buffer *eb)
num_pages = num_extent_pages(eb->start, eb->len);
for (i = 0; i < num_pages; i++) {
struct page *p = extent_buffer_page(eb, i);
- mark_page_accessed(p);
+ if (p != accessed)
+ mark_page_accessed(p);
}
}
@@ -4533,7 +4535,7 @@ struct extent_buffer *find_extent_buffer(struct btrfs_fs_info *fs_info,
start >> PAGE_CACHE_SHIFT);
if (eb && atomic_inc_not_zero(&eb->refs)) {
rcu_read_unlock();
- mark_extent_buffer_accessed(eb);
+ mark_extent_buffer_accessed(eb, NULL);
return eb;
}
rcu_read_unlock();
@@ -4581,7 +4583,7 @@ struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info,
spin_unlock(&mapping->private_lock);
unlock_page(p);
page_cache_release(p);
- mark_extent_buffer_accessed(exists);
+ mark_extent_buffer_accessed(exists, p);
goto free_eb;
}
@@ -4596,7 +4598,6 @@ struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info,
attach_extent_buffer_page(eb, p);
spin_unlock(&mapping->private_lock);
WARN_ON(PageDirty(p));
- mark_page_accessed(p);
eb->pages[i] = p;
if (!PageUptodate(p))
uptodate = 0;
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index ae6af072b635..74272a3f9d9b 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -470,11 +470,12 @@ static void btrfs_drop_pages(struct page **pages, size_t num_pages)
for (i = 0; i < num_pages; i++) {
/* page checked is some magic around finding pages that
* have been modified without going through btrfs_set_page_dirty
- * clear it here
+ * clear it here. There should be no need to mark the pages
+ * accessed as prepare_pages should have marked them accessed
+ * in prepare_pages via find_or_create_page()
*/
ClearPageChecked(pages[i]);
unlock_page(pages[i]);
- mark_page_accessed(pages[i]);
page_cache_release(pages[i]);
}
}
diff --git a/fs/buffer.c b/fs/buffer.c
index 0d3e8d5a2299..eba6e4f621ce 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -227,7 +227,7 @@ __find_get_block_slow(struct block_device *bdev, sector_t block)
int all_mapped = 1;
index = block >> (PAGE_CACHE_SHIFT - bd_inode->i_blkbits);
- page = find_get_page(bd_mapping, index);
+ page = find_get_page_flags(bd_mapping, index, FGP_ACCESSED);
if (!page)
goto out;
@@ -1366,12 +1366,13 @@ __find_get_block(struct block_device *bdev, sector_t block, unsigned size)
struct buffer_head *bh = lookup_bh_lru(bdev, block, size);
if (bh == NULL) {
+ /* __find_get_block_slow will mark the page accessed */
bh = __find_get_block_slow(bdev, block);
if (bh)
bh_lru_install(bh);
- }
- if (bh)
+ } else
touch_buffer(bh);
+
return bh;
}
EXPORT_SYMBOL(__find_get_block);
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index c8238a26818c..afe8a133e3d1 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -1044,6 +1044,8 @@ int ext4_mb_init_group(struct super_block *sb, ext4_group_t group)
* allocating. If we are looking at the buddy cache we would
* have taken a reference using ext4_mb_load_buddy and that
* would have pinned buddy page to page cache.
+ * The call to ext4_mb_get_buddy_page_lock will mark the
+ * page accessed.
*/
ret = ext4_mb_get_buddy_page_lock(sb, group, &e4b);
if (ret || !EXT4_MB_GRP_NEED_INIT(this_grp)) {
@@ -1062,7 +1064,6 @@ int ext4_mb_init_group(struct super_block *sb, ext4_group_t group)
ret = -EIO;
goto err;
}
- mark_page_accessed(page);
if (e4b.bd_buddy_page == NULL) {
/*
@@ -1082,7 +1083,6 @@ int ext4_mb_init_group(struct super_block *sb, ext4_group_t group)
ret = -EIO;
goto err;
}
- mark_page_accessed(page);
err:
ext4_mb_put_buddy_page_lock(&e4b);
return ret;
@@ -1141,7 +1141,7 @@ ext4_mb_load_buddy(struct super_block *sb, ext4_group_t group,
/* we could use find_or_create_page(), but it locks page
* what we'd like to avoid in fast path ... */
- page = find_get_page(inode->i_mapping, pnum);
+ page = find_get_page_flags(inode->i_mapping, pnum, FGP_ACCESSED);
if (page == NULL || !PageUptodate(page)) {
if (page)
/*
@@ -1176,15 +1176,16 @@ ext4_mb_load_buddy(struct super_block *sb, ext4_group_t group,
ret = -EIO;
goto err;
}
+
+ /* Pages marked accessed already */
e4b->bd_bitmap_page = page;
e4b->bd_bitmap = page_address(page) + (poff * sb->s_blocksize);
- mark_page_accessed(page);
block++;
pnum = block / blocks_per_page;
poff = block % blocks_per_page;
- page = find_get_page(inode->i_mapping, pnum);
+ page = find_get_page_flags(inode->i_mapping, pnum, FGP_ACCESSED);
if (page == NULL || !PageUptodate(page)) {
if (page)
page_cache_release(page);
@@ -1209,9 +1210,10 @@ ext4_mb_load_buddy(struct super_block *sb, ext4_group_t group,
ret = -EIO;
goto err;
}
+
+ /* Pages marked accessed already */
e4b->bd_buddy_page = page;
e4b->bd_buddy = page_address(page) + (poff * sb->s_blocksize);
- mark_page_accessed(page);
BUG_ON(e4b->bd_bitmap_page == NULL);
BUG_ON(e4b->bd_buddy_page == NULL);
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 4aa521aa9bc3..c405b8f17054 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -69,7 +69,6 @@ repeat:
goto repeat;
}
out:
- mark_page_accessed(page);
return page;
}
@@ -137,13 +136,11 @@ int ra_meta_pages(struct f2fs_sb_info *sbi, int start, int nrpages, int type)
if (!page)
continue;
if (PageUptodate(page)) {
- mark_page_accessed(page);
f2fs_put_page(page, 1);
continue;
}
f2fs_submit_page_mbio(sbi, page, blk_addr, &fio);
- mark_page_accessed(page);
f2fs_put_page(page, 0);
}
out:
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index a161e955c4c8..57caa6eaf47b 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -967,7 +967,6 @@ repeat:
goto repeat;
}
got_it:
- mark_page_accessed(page);
return page;
}
@@ -1022,7 +1021,6 @@ page_hit:
f2fs_put_page(page, 1);
return ERR_PTR(-EIO);
}
- mark_page_accessed(page);
return page;
}
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index f680d2c44e97..903cbc9cd6bd 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1089,8 +1089,6 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req,
tmp = iov_iter_copy_from_user_atomic(page, ii, offset, bytes);
flush_dcache_page(page);
- mark_page_accessed(page);
-
if (!tmp) {
unlock_page(page);
page_cache_release(page);
diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index 5a49b037da81..492123cda64a 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -577,7 +577,6 @@ int gfs2_internal_read(struct gfs2_inode *ip, char *buf, loff_t *pos,
p = kmap_atomic(page);
memcpy(buf + copied, p + offset, amt);
kunmap_atomic(p);
- mark_page_accessed(page);
page_cache_release(page);
copied += amt;
index++;
diff --git a/fs/gfs2/meta_io.c b/fs/gfs2/meta_io.c
index 2cf09b63a6b4..b984a6e190bc 100644
--- a/fs/gfs2/meta_io.c
+++ b/fs/gfs2/meta_io.c
@@ -136,7 +136,8 @@ struct buffer_head *gfs2_getbuf(struct gfs2_glock *gl, u64 blkno, int create)
yield();
}
} else {
- page = find_lock_page(mapping, index);
+ page = find_get_page_flags(mapping, index,
+ FGP_LOCK|FGP_ACCESSED);
if (!page)
return NULL;
}
@@ -153,7 +154,6 @@ struct buffer_head *gfs2_getbuf(struct gfs2_glock *gl, u64 blkno, int create)
map_bh(bh, sdp->sd_vfs, blkno);
unlock_page(page);
- mark_page_accessed(page);
page_cache_release(page);
return bh;
diff --git a/fs/ntfs/attrib.c b/fs/ntfs/attrib.c
index a27e3fecefaf..250ed5b20c8f 100644
--- a/fs/ntfs/attrib.c
+++ b/fs/ntfs/attrib.c
@@ -1748,7 +1748,6 @@ int ntfs_attr_make_non_resident(ntfs_inode *ni, const u32 data_size)
if (page) {
set_page_dirty(page);
unlock_page(page);
- mark_page_accessed(page);
page_cache_release(page);
}
ntfs_debug("Done.");
diff --git a/fs/ntfs/file.c b/fs/ntfs/file.c
index db9bd8a31725..86ddab916b66 100644
--- a/fs/ntfs/file.c
+++ b/fs/ntfs/file.c
@@ -2060,7 +2060,6 @@ static ssize_t ntfs_file_buffered_write(struct kiocb *iocb,
}
do {
unlock_page(pages[--do_pages]);
- mark_page_accessed(pages[do_pages]);
page_cache_release(pages[do_pages]);
} while (do_pages);
if (unlikely(status))
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