From 7c4cc30024946dae9530cd6dc0d8d4eb40fca173 Mon Sep 17 00:00:00 2001 From: Jan Kara Date: Wed, 12 Apr 2017 12:24:49 +0200 Subject: bdi: Drop 'parent' argument from bdi_register[_va]() Drop 'parent' argument of bdi_register() and bdi_register_va(). It is always NULL. Reviewed-by: Christoph Hellwig Signed-off-by: Jan Kara Signed-off-by: Jens Axboe --- mm/backing-dev.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) (limited to 'mm/backing-dev.c') diff --git a/mm/backing-dev.c b/mm/backing-dev.c index 4dcd56947f2a..f028a9a472fd 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -856,15 +856,14 @@ struct backing_dev_info *bdi_alloc_node(gfp_t gfp_mask, int node_id) } EXPORT_SYMBOL(bdi_alloc_node); -int bdi_register_va(struct backing_dev_info *bdi, struct device *parent, - const char *fmt, va_list args) +int bdi_register_va(struct backing_dev_info *bdi, const char *fmt, va_list args) { struct device *dev; if (bdi->dev) /* The driver needs to use separate queues per device */ return 0; - dev = device_create_vargs(bdi_class, parent, MKDEV(0, 0), bdi, fmt, args); + dev = device_create_vargs(bdi_class, NULL, MKDEV(0, 0), bdi, fmt, args); if (IS_ERR(dev)) return PTR_ERR(dev); @@ -883,14 +882,13 @@ int bdi_register_va(struct backing_dev_info *bdi, struct device *parent, } EXPORT_SYMBOL(bdi_register_va); -int bdi_register(struct backing_dev_info *bdi, struct device *parent, - const char *fmt, ...) +int bdi_register(struct backing_dev_info *bdi, const char *fmt, ...) { va_list args; int ret; va_start(args, fmt); - ret = bdi_register_va(bdi, parent, fmt, args); + ret = bdi_register_va(bdi, fmt, args); va_end(args); return ret; } @@ -900,8 +898,7 @@ int bdi_register_owner(struct backing_dev_info *bdi, struct device *owner) { int rc; - rc = bdi_register(bdi, NULL, "%u:%u", MAJOR(owner->devt), - MINOR(owner->devt)); + rc = bdi_register(bdi, "%u:%u", MAJOR(owner->devt), MINOR(owner->devt)); if (rc) return rc; /* Leaking owner reference... */ -- cgit v1.2.3-59-g8ed1b