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Commit 17ee4f49 authored by Jens Axboe's avatar Jens Axboe
Browse files

splice: adjust balance_dirty_pages_ratelimited() call



As we have potentially dirtied more than 1 page, we should indicate as
such to the dirty page balancing. So call
balance_dirty_pages_ratelimited_nr() and pass in the approximate number
of pages we dirtied.

Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent 22b1a920
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+8 −2
Original line number Diff line number Diff line
@@ -811,7 +811,10 @@ generic_file_splice_write_nolock(struct pipe_inode_info *pipe, struct file *out,

	ret = __splice_from_pipe(pipe, out, ppos, len, flags, pipe_to_file);
	if (ret > 0) {
		unsigned long nr_pages;

		*ppos += ret;
		nr_pages = (ret + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;

		/*
		 * If file or inode is SYNC and we actually wrote some data,
@@ -824,7 +827,7 @@ generic_file_splice_write_nolock(struct pipe_inode_info *pipe, struct file *out,
			if (err)
				ret = err;
		}
		balance_dirty_pages_ratelimited(mapping);
		balance_dirty_pages_ratelimited_nr(mapping, nr_pages);
	}

	return ret;
@@ -863,7 +866,10 @@ generic_file_splice_write(struct pipe_inode_info *pipe, struct file *out,

	ret = splice_from_pipe(pipe, out, ppos, len, flags, pipe_to_file);
	if (ret > 0) {
		unsigned long nr_pages;

		*ppos += ret;
		nr_pages = (ret + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;

		/*
		 * If file or inode is SYNC and we actually wrote some data,
@@ -878,7 +884,7 @@ generic_file_splice_write(struct pipe_inode_info *pipe, struct file *out,
			if (err)
				ret = err;
		}
		balance_dirty_pages_ratelimited(mapping);
		balance_dirty_pages_ratelimited_nr(mapping, nr_pages);
	}

	return ret;