From b2b39fa478db6db89b7ccafb0649973845b0eb75 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Sun, 2 Apr 2006 23:05:41 +0200 Subject: [PATCH] splice: add a SPLICE_F_MORE flag This lets userspace indicate whether more data will be coming in a subsequent splice call. Signed-off-by: Jens Axboe --- fs/splice.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'fs') diff --git a/fs/splice.c b/fs/splice.c index 34591924c783..e84544558946 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -354,6 +354,7 @@ static int pipe_to_sendpage(struct pipe_inode_info *info, unsigned int offset; ssize_t ret; void *ptr; + int more; /* * sub-optimal, but we are limited by the pipe ->map. we don't @@ -366,9 +367,9 @@ static int pipe_to_sendpage(struct pipe_inode_info *info, return PTR_ERR(ptr); offset = pos & ~PAGE_CACHE_MASK; + more = (sd->flags & SPLICE_F_MORE) || sd->len < sd->total_len; - ret = file->f_op->sendpage(file, buf->page, offset, sd->len, &pos, - sd->len < sd->total_len); + ret = file->f_op->sendpage(file, buf->page, offset, sd->len, &pos,more); buf->ops->unmap(info, buf); if (ret == sd->len) -- cgit v1.2.2