Commit ebaaec35 authored by Zhang Qilong's avatar Zhang Qilong Committed by Jaegeuk Kim
Browse files

f2fs: start freeing cluster pages from the unused number 



We can start freeing cluster page(s) from which compression
is not used. It will get better performance.

Signed-off-by: default avatarZhang Qilong <zhangqilong3@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 275dd5dc

fs/f2fs/compress.c

+1 −3
Original line number Diff line number Diff line
@@ -690,9 +690,7 @@ static int f2fs_compress_pages(struct compress_ctx *cc) 
	vm_unmap_ram(cc->cbuf, cc->nr_cpages);

	vm_unmap_ram(cc->rbuf, cc->cluster_size);



	for (i = 0; i < cc->nr_cpages; i++) {

		if (i < new_nr_cpages)

			continue;

	for (i = new_nr_cpages; i < cc->nr_cpages; i++) {

		f2fs_compress_free_page(cc->cpages[i]);

		cc->cpages[i] = NULL;

	}