From aef33c2ff8aa5e24f3f7d93806aa84ca1c2b6832 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 4 May 2020 14:48:00 +0200 Subject: [PATCH] bdi: simplify bdi_alloc Merge the _node vs normal version and drop the superflous gfp_t argument. Signed-off-by: Christoph Hellwig Reviewed-by: Jan Kara Reviewed-by: Greg Kroah-Hartman Reviewed-by: Bart Van Assche Signed-off-by: Jens Axboe --- block/blk-core.c | 2 +- drivers/mtd/mtdcore.c | 2 +- fs/super.c | 2 +- include/linux/backing-dev.h | 6 +----- mm/backing-dev.c | 7 +++---- 5 files changed, 7 insertions(+), 12 deletions(-) diff --git a/block/blk-core.c b/block/blk-core.c index 7f11560bfddb..285a2f8ee8d3 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -501,7 +501,7 @@ struct request_queue *__blk_alloc_queue(int node_id) if (ret) goto fail_id; - q->backing_dev_info = bdi_alloc_node(GFP_KERNEL, node_id); + q->backing_dev_info = bdi_alloc(node_id); if (!q->backing_dev_info) goto fail_split; diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 2916674208b3..39ec563d9a14 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -2036,7 +2036,7 @@ static struct backing_dev_info * __init mtd_bdi_init(char *name) struct backing_dev_info *bdi; int ret; - bdi = bdi_alloc(GFP_KERNEL); + bdi = bdi_alloc(NUMA_NO_NODE); if (!bdi) return ERR_PTR(-ENOMEM); diff --git a/fs/super.c b/fs/super.c index cd352530eca9..dd28fcd706ff 100644 --- a/fs/super.c +++ b/fs/super.c @@ -1598,7 +1598,7 @@ int super_setup_bdi_name(struct super_block *sb, char *fmt, ...) int err; va_list args; - bdi = bdi_alloc(GFP_KERNEL); + bdi = bdi_alloc(NUMA_NO_NODE); if (!bdi) return -ENOMEM; diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 4098ed6ba6b4..6b3504bf7a42 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -36,11 +36,7 @@ int bdi_register_va(struct backing_dev_info *bdi, const char *fmt, void bdi_set_owner(struct backing_dev_info *bdi, struct device *owner); void bdi_unregister(struct backing_dev_info *bdi); -struct backing_dev_info *bdi_alloc_node(gfp_t gfp_mask, int node_id); -static inline struct backing_dev_info *bdi_alloc(gfp_t gfp_mask) -{ - return bdi_alloc_node(gfp_mask, NUMA_NO_NODE); -} +struct backing_dev_info *bdi_alloc(int node_id); void wb_start_background_writeback(struct bdi_writeback *wb); void wb_workfn(struct work_struct *work); diff --git a/mm/backing-dev.c b/mm/backing-dev.c index bb993f99d424..1f55d5b8269f 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -865,12 +865,11 @@ static int bdi_init(struct backing_dev_info *bdi) return ret; } -struct backing_dev_info *bdi_alloc_node(gfp_t gfp_mask, int node_id) +struct backing_dev_info *bdi_alloc(int node_id) { struct backing_dev_info *bdi; - bdi = kmalloc_node(sizeof(struct backing_dev_info), - gfp_mask | __GFP_ZERO, node_id); + bdi = kzalloc_node(sizeof(*bdi), GFP_KERNEL, node_id); if (!bdi) return NULL; @@ -880,7 +879,7 @@ struct backing_dev_info *bdi_alloc_node(gfp_t gfp_mask, int node_id) } return bdi; } -EXPORT_SYMBOL(bdi_alloc_node); +EXPORT_SYMBOL(bdi_alloc); static struct rb_node **bdi_lookup_rb_node(u64 id, struct rb_node **parentp) { -- 2.20.1