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Diffstat (limited to 'fs/read_write.c')
-rw-r--r--fs/read_write.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/read_write.c b/fs/read_write.c
index e0777eefd846..0131d0df0476 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -1263,6 +1263,9 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos,
count, fl);
file_end_write(out.file);
} else {
+ if (out.file->f_flags & O_NONBLOCK)
+ fl |= SPLICE_F_NONBLOCK;
+
retval = splice_file_to_pipe(in.file, opipe, &pos, count, fl);
}
@@ -1660,7 +1663,9 @@ int generic_write_checks_count(struct kiocb *iocb, loff_t *count)
if (iocb->ki_flags & IOCB_APPEND)
iocb->ki_pos = i_size_read(inode);
- if ((iocb->ki_flags & IOCB_NOWAIT) && !(iocb->ki_flags & IOCB_DIRECT))
+ if ((iocb->ki_flags & IOCB_NOWAIT) &&
+ !((iocb->ki_flags & IOCB_DIRECT) ||
+ (file->f_mode & FMODE_BUF_WASYNC)))
return -EINVAL;
return generic_write_check_limits(iocb->ki_filp, iocb->ki_pos, count);