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authorMaxim Patlasov <mpatlasov@parallels.com>2012-10-26 19:49:24 +0400
committerMiklos Szeredi <mszeredi@suse.cz>2013-01-24 16:21:27 +0100
commitb2430d7567a376b3685627ca7e9d712f6f27d49b (patch)
tree2c59795b27e57f6a0a6c15d0f8aea3aac32f8317 /fs/fuse/file.c
parent54b966702dafe396b6f4e609f222b8e0fdb4d7a4 (diff)
downloadlinux-b2430d7567a376b3685627ca7e9d712f6f27d49b.tar.gz
fuse: add per-page descriptor <offset, length> to fuse_req
The ability to save page pointers along with lengths and offsets in fuse_req
will be useful to cover several iovec-s with a single fuse_req.

Per-request page_offset is removed because anybody who need it can use
req->page_descs[0].offset instead.

Signed-off-by: Maxim Patlasov <mpatlasov@parallels.com>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Diffstat (limited to 'fs/fuse/file.c')
-rw-r--r--fs/fuse/file.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index fdb5b33198aa..2b6f08ac62c3 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -798,7 +798,7 @@ static size_t fuse_send_write_pages(struct fuse_req *req, struct file *file,
 
 	res = fuse_send_write(req, file, pos, count, NULL);
 
-	offset = req->page_offset;
+	offset = req->page_descs[0].offset;
 	count = res;
 	for (i = 0; i < req->num_pages; i++) {
 		struct page *page = req->pages[i];
@@ -829,7 +829,7 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req,
 	int err;
 
 	req->in.argpages = 1;
-	req->page_offset = offset;
+	req->page_descs[0].offset = offset;
 
 	do {
 		size_t tmp;
@@ -1070,14 +1070,14 @@ static int fuse_get_user_pages(struct fuse_req *req, const char __user *buf,
 		return npages;
 
 	req->num_pages = npages;
-	req->page_offset = offset;
+	req->page_descs[0].offset = offset;
 
 	if (write)
 		req->in.argpages = 1;
 	else
 		req->out.argpages = 1;
 
-	nbytes = (req->num_pages << PAGE_SHIFT) - req->page_offset;
+	nbytes = (req->num_pages << PAGE_SHIFT) - req->page_descs[0].offset;
 	*nbytesp = min(*nbytesp, nbytes);
 
 	return 0;
@@ -1314,7 +1314,7 @@ static int fuse_writepage_locked(struct page *page)
 	req->in.argpages = 1;
 	req->num_pages = 1;
 	req->pages[0] = tmp_page;
-	req->page_offset = 0;
+	req->page_descs[0].offset = 0;
 	req->end = fuse_writepage_end;
 	req->inode = inode;