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authorJavier González <javier@cnexlabs.com>2018-01-05 16:16:13 +0300
committerJens Axboe <axboe@kernel.dk>2018-01-05 18:50:12 +0300
commita7689938ef4c8678ff78c44d11e4b0b897244714 (patch)
treef16cd144c091907dd6ba81e495f4cfbac53c80a2 /drivers/lightnvm/pblk-recovery.c
parentaed49e195af6b621d59b3e7f85aa5c5a71e90050 (diff)
downloadlinux-a7689938ef4c8678ff78c44d11e4b0b897244714.tar.xz
lightnvm: pblk: use exact free block counter in RL
Until now, pblk's rate-limiter has used a heuristic to reserve space for GC I/O given that the over-provision area was fixed. In preparation for allowing to define the over-provision area on target creation, define a dedicated free_block counter in the rate-limiter to track the number of blocks being used for user data. Signed-off-by: Javier González <javier@cnexlabs.com> Signed-off-by: Hans Holmberg <hans.holmberg@cnexlabs.com> Signed-off-by: Matias Bjørling <m@bjorling.me> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm/pblk-recovery.c')
-rw-r--r--drivers/lightnvm/pblk-recovery.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/lightnvm/pblk-recovery.c b/drivers/lightnvm/pblk-recovery.c
index 39a2e193edcc..fd3803656e68 100644
--- a/drivers/lightnvm/pblk-recovery.c
+++ b/drivers/lightnvm/pblk-recovery.c
@@ -989,10 +989,8 @@ next:
}
spin_unlock(&l_mg->free_lock);
- if (is_next) {
+ if (is_next)
pblk_line_erase(pblk, l_mg->data_next);
- pblk_rl_free_lines_dec(&pblk->rl, l_mg->data_next);
- }
out:
if (found_lines != recovered_lines)