splice: move inode size check into generic_file_splice_read()
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/fs/splice.c b/fs/splice.c
index 12f2828..228a487 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -478,10 +478,18 @@
{
ssize_t spliced;
int ret;
+ loff_t isize, left;
+
+ isize = i_size_read(in->f_mapping->host);
+ if (unlikely(*ppos >= isize))
+ return 0;
+
+ left = isize - *ppos;
+ if (unlikely(left < len))
+ len = left;
ret = 0;
spliced = 0;
-
while (len) {
ret = __generic_file_splice_read(in, ppos, pipe, len, flags);
@@ -922,7 +930,6 @@
struct pipe_inode_info *pipe, size_t len,
unsigned int flags)
{
- loff_t isize, left;
int ret;
if (unlikely(!in->f_op || !in->f_op->splice_read))
@@ -935,14 +942,6 @@
if (unlikely(ret < 0))
return ret;
- isize = i_size_read(in->f_mapping->host);
- if (unlikely(*ppos >= isize))
- return 0;
-
- left = isize - *ppos;
- if (unlikely(left < len))
- len = left;
-
return in->f_op->splice_read(in, ppos, pipe, len, flags);
}