diff options
Diffstat (limited to 'fs/pipe.c')
| -rw-r--r-- | fs/pipe.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/fs/pipe.c b/fs/pipe.c index 4ebe6b2e5217..4fc422f0dea8 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -267,7 +267,6 @@ pipe_read(struct kiocb *iocb, struct iov_iter *to) if (bufs) { int curbuf = pipe->curbuf; struct pipe_buffer *buf = pipe->bufs + curbuf; - const struct pipe_buf_operations *ops = buf->ops; size_t chars = buf->len; size_t written; int error; @@ -275,7 +274,7 @@ pipe_read(struct kiocb *iocb, struct iov_iter *to) if (chars > total_len) chars = total_len; - error = ops->confirm(pipe, buf); + error = pipe_buf_confirm(pipe, buf); if (error) { if (!ret) ret = error; @@ -299,8 +298,7 @@ pipe_read(struct kiocb *iocb, struct iov_iter *to) } if (!buf->len) { - buf->ops = NULL; - ops->release(pipe, buf); + pipe_buf_release(pipe, buf); curbuf = (curbuf + 1) & (pipe->buffers - 1); pipe->curbuf = curbuf; pipe->nrbufs = --bufs; @@ -383,11 +381,10 @@ pipe_write(struct kiocb *iocb, struct iov_iter *from) int lastbuf = (pipe->curbuf + pipe->nrbufs - 1) & (pipe->buffers - 1); struct pipe_buffer *buf = pipe->bufs + lastbuf; - const struct pipe_buf_operations *ops = buf->ops; int offset = buf->offset + buf->len; - if (ops->can_merge && offset + chars <= PAGE_SIZE) { - ret = ops->confirm(pipe, buf); + if (buf->ops->can_merge && offset + chars <= PAGE_SIZE) { + ret = pipe_buf_confirm(pipe, buf); if (ret) goto out; @@ -664,7 +661,7 @@ void free_pipe_info(struct pipe_inode_info *pipe) for (i = 0; i < pipe->buffers; i++) { struct pipe_buffer *buf = pipe->bufs + i; if (buf->ops) - buf->ops->release(pipe, buf); + pipe_buf_release(pipe, buf); } if (pipe->tmp_page) __free_page(pipe->tmp_page); |