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-rw-r--r--fs/splice.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/splice.c b/fs/splice.c
index ec8b54b5c0d2..6489fb9436e4 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -1123,6 +1123,9 @@ static long do_splice(struct file *in, loff_t __user *off_in,
if (ipipe == opipe)
return -EINVAL;
+ if ((in->f_flags | out->f_flags) & O_NONBLOCK)
+ flags |= SPLICE_F_NONBLOCK;
+
return splice_pipe_to_pipe(ipipe, opipe, len, flags);
}
@@ -1148,6 +1151,9 @@ static long do_splice(struct file *in, loff_t __user *off_in,
if (unlikely(ret < 0))
return ret;
+ if (in->f_flags & O_NONBLOCK)
+ flags |= SPLICE_F_NONBLOCK;
+
file_start_write(out);
ret = do_splice_from(ipipe, out, &offset, len, flags);
file_end_write(out);
@@ -1172,6 +1178,9 @@ static long do_splice(struct file *in, loff_t __user *off_in,
offset = in->f_pos;
}
+ if (out->f_flags & O_NONBLOCK)
+ flags |= SPLICE_F_NONBLOCK;
+
pipe_lock(opipe);
ret = wait_for_space(opipe, flags);
if (!ret)
@@ -1717,6 +1726,9 @@ static long do_tee(struct file *in, struct file *out, size_t len,
* copying the data.
*/
if (ipipe && opipe && ipipe != opipe) {
+ if ((in->f_flags | out->f_flags) & O_NONBLOCK)
+ flags |= SPLICE_F_NONBLOCK;
+
/*
* Keep going, unless we encounter an error. The ipipe/opipe
* ordering doesn't really matter.