btrfs: rename pages_locked in process_pages_contig()

Function process_pages_contig() does not only handle page locking but
also other operations.  Rename the local variable pages_locked to
pages_processed to reduce confusion.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2020-10-21 14:24:57 +08:00 committed by David Sterba
parent 265d4ac03f
commit 12e3360f74

View File

@ -1950,7 +1950,7 @@ static int __process_pages_contig(struct address_space *mapping,
unsigned long page_ops, pgoff_t *index_ret)
{
unsigned long nr_pages = end_index - start_index + 1;
unsigned long pages_locked = 0;
unsigned long pages_processed = 0;
pgoff_t index = start_index;
struct page *pages[16];
unsigned ret;
@ -1985,7 +1985,7 @@ static int __process_pages_contig(struct address_space *mapping,
if (locked_page && pages[i] == locked_page) {
put_page(pages[i]);
pages_locked++;
pages_processed++;
continue;
}
if (page_ops & PAGE_CLEAR_DIRTY)
@ -2010,7 +2010,7 @@ static int __process_pages_contig(struct address_space *mapping,
}
}
put_page(pages[i]);
pages_locked++;
pages_processed++;
}
nr_pages -= ret;
index += ret;
@ -2018,7 +2018,7 @@ static int __process_pages_contig(struct address_space *mapping,
}
out:
if (err && index_ret)
*index_ret = start_index + pages_locked - 1;
*index_ret = start_index + pages_processed - 1;
return err;
}