diff options
Diffstat (limited to 'mm/backing-dev.c')
| -rw-r--r-- | mm/backing-dev.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index f2e574dbc30..a7c6c5613ec 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -176,6 +176,9 @@ int bdi_register(struct backing_dev_info *bdi, struct device *parent, int ret = 0; struct device *dev; + if (bdi->dev) /* The driver needs to use separate queues per device */ + goto exit; + va_start(args, fmt); dev = device_create_vargs(bdi_class, parent, MKDEV(0, 0), bdi, fmt, args); va_end(args); @@ -220,7 +223,7 @@ int bdi_init(struct backing_dev_info *bdi) bdi->max_prop_frac = PROP_FRAC_BASE; for (i = 0; i < NR_BDI_STAT_ITEMS; i++) { - err = percpu_counter_init_irq(&bdi->bdi_stat[i], 0); + err = percpu_counter_init(&bdi->bdi_stat[i], 0); if (err) goto err; } |