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authorChristoph Hellwig <hch@lst.de>2019-05-01 20:16:40 -0700
committerDarrick J. Wong <darrick.wong@oracle.com>2019-05-01 20:16:40 -0700
commitcbbf4c0be8a725f08153949f45a85b2adafbbbd3 (patch)
treea5d712b1c476009f75b49b0f4ebfb4d9a67b6ec3
parentiomap: Add a page_prepare callback (diff)
downloadlinux-dev-cbbf4c0be8a725f08153949f45a85b2adafbbbd3.tar.xz
linux-dev-cbbf4c0be8a725f08153949f45a85b2adafbbbd3.zip
iomap: move iomap_read_inline_data around
iomap_read_inline_data ended up being placed in the middle of the bio based read I/O completion handling, which tends to confuse the heck out of me whenever I follow the code. Move it to a more suitable place. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
-rw-r--r--fs/iomap.c40
1 files changed, 20 insertions, 20 deletions
diff --git a/fs/iomap.c b/fs/iomap.c
index fbfe20b7f6f0..9ef049d61e8a 100644
--- a/fs/iomap.c
+++ b/fs/iomap.c
@@ -241,26 +241,6 @@ iomap_read_page_end_io(struct bio_vec *bvec, int error)
}
static void
-iomap_read_inline_data(struct inode *inode, struct page *page,
- struct iomap *iomap)
-{
- size_t size = i_size_read(inode);
- void *addr;
-
- if (PageUptodate(page))
- return;
-
- BUG_ON(page->index);
- BUG_ON(size > PAGE_SIZE - offset_in_page(iomap->inline_data));
-
- addr = kmap_atomic(page);
- memcpy(addr, iomap->inline_data, size);
- memset(addr + size, 0, PAGE_SIZE - size);
- kunmap_atomic(addr);
- SetPageUptodate(page);
-}
-
-static void
iomap_read_end_io(struct bio *bio)
{
int error = blk_status_to_errno(bio->bi_status);
@@ -281,6 +261,26 @@ struct iomap_readpage_ctx {
struct list_head *pages;
};
+static void
+iomap_read_inline_data(struct inode *inode, struct page *page,
+ struct iomap *iomap)
+{
+ size_t size = i_size_read(inode);
+ void *addr;
+
+ if (PageUptodate(page))
+ return;
+
+ BUG_ON(page->index);
+ BUG_ON(size > PAGE_SIZE - offset_in_page(iomap->inline_data));
+
+ addr = kmap_atomic(page);
+ memcpy(addr, iomap->inline_data, size);
+ memset(addr + size, 0, PAGE_SIZE - size);
+ kunmap_atomic(addr);
+ SetPageUptodate(page);
+}
+
static loff_t
iomap_readpage_actor(struct inode *inode, loff_t pos, loff_t length, void *data,
struct iomap *iomap)