f2fs: trigger GC when there are prefree segments
authorJaegeuk Kim <jaegeuk.kim@samsung.com>
Tue, 3 Sep 2013 00:46:45 +0000 (09:46 +0900)
committerJaegeuk Kim <jaegeuk.kim@samsung.com>
Tue, 3 Sep 2013 01:11:20 +0000 (10:11 +0900)
commitc34e333fd5ca41317c3dab69ed8a212acacd4aeb
tree4f217cb37d08e522808303392bdf4ce84fa20bb2
parent749ebfd174bd6fca3083da5f1e7933cbd60316c9
f2fs: trigger GC when there are prefree segments

Previously, f2fs conducts SSR when free_sections() < overprovision_sections.
But, even though there are a lot of prefree segments, it can consider SSR only.
So, let's consider the number of prefree segments too for triggering SSR.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
fs/f2fs/segment.h