Commit 0e5ecac7 authored by Yan, Zheng's avatar Yan, Zheng Committed by Ilya Dryomov
Browse files

ceph: cleanup local variables in ceph_writepages_start() 



Remove two variables and define variables of same type together.

Signed-off-by: default avatar"Yan, Zheng" <zyan@redhat.com>
Signed-off-by: default avatarIlya Dryomov <idryomov@gmail.com>
parent 0713e5f2

fs/ceph/addr.c

+9 −12
Original line number Diff line number Diff line
@@ -784,7 +784,6 @@ static int ceph_writepages_start(struct address_space *mapping, 
	pgoff_t index, start, end;

	int range_whole = 0;

	int should_loop = 1;

	pgoff_t max_pages = 0, max_pages_ever = 0;

	struct ceph_snap_context *snapc = NULL, *last_snapc = NULL, *pgsnapc;

	struct pagevec pvec;

	int done = 0;
@@ -808,7 +807,6 @@ static int ceph_writepages_start(struct address_space *mapping, 
	}

	if (fsc->mount_options->wsize < wsize)

		wsize = fsc->mount_options->wsize;

	max_pages_ever = wsize >> PAGE_SHIFT;



	pagevec_init(&pvec, 0);
@@ -850,26 +848,25 @@ retry: 
	last_snapc = snapc;



	while (!done && index <= end) {

		unsigned i;

		pgoff_t strip_unit_end = 0;

		int num_ops = 0, op_idx;

		int pvec_pages, locked_pages = 0;

		unsigned i, pvec_pages, max_pages, locked_pages = 0;

		struct page **pages = NULL, **data_pages;

		mempool_t *pool = NULL;	/* Becomes non-null if mempool used */

		struct page *page;

		int want;

		pgoff_t strip_unit_end = 0;

		u64 offset = 0, len = 0;



		max_pages = max_pages_ever;

		max_pages = wsize >> PAGE_SHIFT;



get_more_pages:

		want = min(end - index,

			   min((pgoff_t)PAGEVEC_SIZE,

			       max_pages - (pgoff_t)locked_pages) - 1)

			+ 1;

		pvec_pages = min_t(unsigned, PAGEVEC_SIZE,

				   max_pages - locked_pages);

		if (end - index < (u64)(pvec_pages - 1))

			pvec_pages = (unsigned)(end - index) + 1;



		pvec_pages = pagevec_lookup_tag(&pvec, mapping, &index,

						PAGECACHE_TAG_DIRTY,

						want);

						pvec_pages);

		dout("pagevec_lookup_tag got %d\n", pvec_pages);

		if (!pvec_pages && !locked_pages)

			break;