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pipe: allow passing around of ops private pointer

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relay needs this for proper consumption handling, and the network
receive support needs it as well to lookup the sk_buff on pipe
release.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe 2007-06-11 12:00:45 +02:00
parent d6b29d7cee
commit 497f9625c2
3 changed files with 3 additions and 0 deletions
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1
fs/splice.c
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@ -185,6 +185,7 @@ ssize_t splice_to_pipe(struct pipe_inode_info *pipe,
buf->page = spd->pages[page_nr]; buf->page = spd->pages[page_nr];
buf->offset = spd->partial[page_nr].offset; buf->offset = spd->partial[page_nr].offset;
buf->len = spd->partial[page_nr].len; buf->len = spd->partial[page_nr].len;
buf->private = spd->partial[page_nr].private;
buf->ops = spd->ops; buf->ops = spd->ops;
if (spd->flags & SPLICE_F_GIFT) if (spd->flags & SPLICE_F_GIFT)
buf->flags |= PIPE_BUF_FLAG_GIFT; buf->flags |= PIPE_BUF_FLAG_GIFT;

1
include/linux/pipe_fs_i.h
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@ -14,6 +14,7 @@ struct pipe_buffer {
unsigned int offset, len; unsigned int offset, len;
const struct pipe_buf_operations *ops; const struct pipe_buf_operations *ops;
unsigned int flags; unsigned int flags;
unsigned long private;
}; };
struct pipe_inode_info { struct pipe_inode_info {

1
include/linux/splice.h
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@ -41,6 +41,7 @@ struct splice_desc {
struct partial_page { struct partial_page {
unsigned int offset; unsigned int offset;
unsigned int len; unsigned int len;
unsigned long private;
}; };
/* /*