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Diffstat (limited to 'fs/f2fs/gc.c')
-rw-r--r--fs/f2fs/gc.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 35f9b1a196aa..60d4f674efa7 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -29,10 +29,11 @@ static struct kmem_cache *winode_slab;
static int gc_thread_func(void *data)
{
struct f2fs_sb_info *sbi = data;
+ struct f2fs_gc_kthread *gc_th = sbi->gc_thread;
wait_queue_head_t *wq = &sbi->gc_thread->gc_wait_queue_head;
long wait_ms;
- wait_ms = GC_THREAD_MIN_SLEEP_TIME;
+ wait_ms = gc_th->min_sleep_time;
do {
if (try_to_freeze())
@@ -45,7 +46,7 @@ static int gc_thread_func(void *data)
break;
if (sbi->sb->s_writers.frozen >= SB_FREEZE_WRITE) {
- wait_ms = GC_THREAD_MAX_SLEEP_TIME;
+ wait_ms = increase_sleep_time(gc_th, wait_ms);
continue;
}
@@ -66,15 +67,15 @@ static int gc_thread_func(void *data)
continue;
if (!is_idle(sbi)) {
- wait_ms = increase_sleep_time(wait_ms);
+ wait_ms = increase_sleep_time(gc_th, wait_ms);
mutex_unlock(&sbi->gc_mutex);
continue;
}
if (has_enough_invalid_blocks(sbi))
- wait_ms = decrease_sleep_time(wait_ms);
+ wait_ms = decrease_sleep_time(gc_th, wait_ms);
else
- wait_ms = increase_sleep_time(wait_ms);
+ wait_ms = increase_sleep_time(gc_th, wait_ms);
#ifdef CONFIG_F2FS_STAT_FS
sbi->bg_gc++;
@@ -82,7 +83,7 @@ static int gc_thread_func(void *data)
/* if return value is not zero, no victim was selected */
if (f2fs_gc(sbi))
- wait_ms = GC_THREAD_NOGC_SLEEP_TIME;
+ wait_ms = gc_th->no_gc_sleep_time;
} while (!kthread_should_stop());
return 0;
}
@@ -101,6 +102,10 @@ int start_gc_thread(struct f2fs_sb_info *sbi)
goto out;
}
+ gc_th->min_sleep_time = DEF_GC_THREAD_MIN_SLEEP_TIME;
+ gc_th->max_sleep_time = DEF_GC_THREAD_MAX_SLEEP_TIME;
+ gc_th->no_gc_sleep_time = DEF_GC_THREAD_NOGC_SLEEP_TIME;
+
sbi->gc_thread = gc_th;
init_waitqueue_head(&sbi->gc_thread->gc_wait_queue_head);
sbi->gc_thread->f2fs_gc_task = kthread_run(gc_thread_func, sbi,