Commit 4633a22e authored by Miklos Szeredi's avatar Miklos Szeredi Committed by Linus Torvalds
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[PATCH] fuse: clean up page offset calculation 



Use page_offset() instead of doing page offset calculation by hand.

Signed-off-by: default avatarMiklos Szeredi <miklos@szeredi.hu>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 0aa7c699

fs/fuse/file.c

+3 −4
Original line number Diff line number Diff line
@@ -272,7 +272,6 @@ static int fuse_readpage(struct file *file, struct page *page) 
{

	struct inode *inode = page->mapping->host;

	struct fuse_conn *fc = get_fuse_conn(inode);

	loff_t pos = (loff_t) page->index << PAGE_CACHE_SHIFT;

	struct fuse_req *req = fuse_get_request(fc);

	int err = -EINTR;

	if (!req)
@@ -281,7 +280,7 @@ static int fuse_readpage(struct file *file, struct page *page) 
	req->out.page_zeroing = 1;

	req->num_pages = 1;

	req->pages[0] = page;

	fuse_send_read(req, file, inode, pos, PAGE_CACHE_SIZE);

	fuse_send_read(req, file, inode, page_offset(page), PAGE_CACHE_SIZE);

	err = req->out.h.error;

	fuse_put_request(fc, req);

	if (!err)
@@ -295,7 +294,7 @@ static int fuse_readpage(struct file *file, struct page *page) 
static int fuse_send_readpages(struct fuse_req *req, struct file *file,

			       struct inode *inode)

{

	loff_t pos = (loff_t) req->pages[0]->index << PAGE_CACHE_SHIFT;

	loff_t pos = page_offset(req->pages[0]);

	size_t count = req->num_pages << PAGE_CACHE_SHIFT;

	unsigned i;

	req->out.page_zeroing = 1;
@@ -402,7 +401,7 @@ static int fuse_commit_write(struct file *file, struct page *page, 
	unsigned count = to - offset;

	struct inode *inode = page->mapping->host;

	struct fuse_conn *fc = get_fuse_conn(inode);

	loff_t pos = ((loff_t) page->index << PAGE_CACHE_SHIFT) + offset;

	loff_t pos = page_offset(page) + offset;

	struct fuse_req *req = fuse_get_request(fc);

	if (!req)

		return -EINTR;