diff options
Diffstat (limited to 'drivers/lightnvm/pblk-sysfs.c')
| -rw-r--r-- | drivers/lightnvm/pblk-sysfs.c | 51 |
1 files changed, 8 insertions, 43 deletions
diff --git a/drivers/lightnvm/pblk-sysfs.c b/drivers/lightnvm/pblk-sysfs.c index e1e92c9498a9..d9f7f13a38cc 100644 --- a/drivers/lightnvm/pblk-sysfs.c +++ b/drivers/lightnvm/pblk-sysfs.c @@ -49,30 +49,26 @@ static ssize_t pblk_sysfs_luns_show(struct pblk *pblk, char *page) static ssize_t pblk_sysfs_rate_limiter(struct pblk *pblk, char *page) { - struct nvm_tgt_dev *dev = pblk->dev; - struct nvm_geo *geo = &dev->geo; int free_blocks, total_blocks; int rb_user_max, rb_user_cnt; - int rb_gc_max, rb_gc_rsv, rb_gc_cnt, rb_budget, rb_state; + int rb_gc_max, rb_gc_cnt, rb_budget, rb_state; free_blocks = atomic_read(&pblk->rl.free_blocks); rb_user_max = pblk->rl.rb_user_max; rb_user_cnt = atomic_read(&pblk->rl.rb_user_cnt); rb_gc_max = pblk->rl.rb_gc_max; - rb_gc_rsv = pblk->rl.rb_gc_rsv; rb_gc_cnt = atomic_read(&pblk->rl.rb_gc_cnt); rb_budget = pblk->rl.rb_budget; rb_state = pblk->rl.rb_state; - total_blocks = geo->blks_per_lun * geo->nr_luns; + total_blocks = pblk->rl.total_blocks; return snprintf(page, PAGE_SIZE, - "u:%u/%u,gc:%u/%u/%u(%u/%u)(stop:<%u,full:>%u,free:%d/%d)-%d\n", + "u:%u/%u,gc:%u/%u(%u/%u)(stop:<%u,full:>%u,free:%d/%d)-%d\n", rb_user_cnt, rb_user_max, rb_gc_cnt, rb_gc_max, - rb_gc_rsv, rb_state, rb_budget, pblk->rl.low, @@ -237,7 +233,8 @@ static ssize_t pblk_sysfs_lines(struct pblk *pblk, char *page) spin_unlock(&l_mg->free_lock); if (nr_free_lines != free_line_cnt) - pr_err("pblk: corrupted free line list\n"); + pr_err("pblk: corrupted free line list:%d/%d\n", + nr_free_lines, free_line_cnt); sz = snprintf(page, PAGE_SIZE - sz, "line: nluns:%d, nblks:%d, nsecs:%d\n", @@ -319,32 +316,11 @@ static ssize_t pblk_sysfs_stats_debug(struct pblk *pblk, char *page) } #endif -static ssize_t pblk_sysfs_rate_store(struct pblk *pblk, const char *page, - size_t len) -{ - struct pblk_gc *gc = &pblk->gc; - size_t c_len; - int value; - - c_len = strcspn(page, "\n"); - if (c_len >= len) - return -EINVAL; - - if (kstrtouint(page, 0, &value)) - return -EINVAL; - - spin_lock(&gc->lock); - pblk_rl_set_gc_rsc(&pblk->rl, value); - spin_unlock(&gc->lock); - - return len; -} - static ssize_t pblk_sysfs_gc_force(struct pblk *pblk, const char *page, size_t len) { size_t c_len; - int force; + int ret, force; c_len = strcspn(page, "\n"); if (c_len >= len) @@ -353,10 +329,7 @@ static ssize_t pblk_sysfs_gc_force(struct pblk *pblk, const char *page, if (kstrtouint(page, 0, &force)) return -EINVAL; - if (force < 0 || force > 1) - return -EINVAL; - - pblk_gc_sysfs_force(pblk, force); + ret = pblk_gc_sysfs_force(pblk, force); return len; } @@ -434,11 +407,6 @@ static struct attribute sys_max_sec_per_write = { .mode = 0644, }; -static struct attribute sys_gc_rl_max = { - .name = "gc_rl_max", - .mode = 0200, -}; - #ifdef CONFIG_NVM_DEBUG static struct attribute sys_stats_debug_attr = { .name = "stats", @@ -453,7 +421,6 @@ static struct attribute *pblk_attrs[] = { &sys_gc_state, &sys_gc_force, &sys_max_sec_per_write, - &sys_gc_rl_max, &sys_rb_attr, &sys_stats_ppaf_attr, &sys_lines_attr, @@ -499,9 +466,7 @@ static ssize_t pblk_sysfs_store(struct kobject *kobj, struct attribute *attr, { struct pblk *pblk = container_of(kobj, struct pblk, kobj); - if (strcmp(attr->name, "gc_rl_max") == 0) - return pblk_sysfs_rate_store(pblk, buf, len); - else if (strcmp(attr->name, "gc_force") == 0) + if (strcmp(attr->name, "gc_force") == 0) return pblk_sysfs_gc_force(pblk, buf, len); else if (strcmp(attr->name, "max_sec_per_write") == 0) return pblk_sysfs_set_sec_per_write(pblk, buf, len); |