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pipe: add pipe_buf_release() helper

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Signed-off-by: Miklos Szeredi <[email protected]>
Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Miklos Szeredi 2016-09-27 10:45:12 +02:00 • committed by Al Viro
commit a779638cf6
5 changed files with 25 additions and 22 deletions
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5
fs/pipe.c
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@ -299,8 +299,7 @@ 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;
@ -664,7 +663,7 @@ 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);