From aef33c2ff8aa5e24f3f7d93806aa84ca1c2b6832 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 4 May 2020 14:48:00 +0200 Subject: 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 --- fs/super.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/super.c') 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; -- cgit v1.2.3 From 1cd925d583857ee3ead6cfbf1e4b1cd067d28591 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 4 May 2020 14:48:01 +0200 Subject: bdi: remove the name field in struct backing_dev_info The name is only printed for a not registered bdi in writeback. Use the device name there as is more useful anyway for the unlike case that the warning triggers. 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 | 1 - drivers/mtd/mtdcore.c | 1 - fs/fs-writeback.c | 2 +- fs/super.c | 2 -- include/linux/backing-dev-defs.h | 2 -- mm/backing-dev.c | 1 - 6 files changed, 1 insertion(+), 8 deletions(-) (limited to 'fs/super.c') diff --git a/block/blk-core.c b/block/blk-core.c index 285a2f8ee8d3..538cbc725620 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -511,7 +511,6 @@ struct request_queue *__blk_alloc_queue(int node_id) q->backing_dev_info->ra_pages = VM_READAHEAD_PAGES; q->backing_dev_info->capabilities = BDI_CAP_CGROUP_WRITEBACK; - q->backing_dev_info->name = "block"; q->node = node_id; timer_setup(&q->backing_dev_info->laptop_mode_wb_timer, diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 39ec563d9a14..fcb018ce17c3 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -2040,7 +2040,6 @@ static struct backing_dev_info * __init mtd_bdi_init(char *name) if (!bdi) return ERR_PTR(-ENOMEM); - bdi->name = name; /* * We put '-0' suffix to the name to get the same name format as we * used to get. Since this is called only once, we get a unique name. diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 76ac9c7d32ec..d85323607b49 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -2320,7 +2320,7 @@ void __mark_inode_dirty(struct inode *inode, int flags) WARN(bdi_cap_writeback_dirty(wb->bdi) && !test_bit(WB_registered, &wb->state), - "bdi-%s not registered\n", wb->bdi->name); + "bdi-%s not registered\n", bdi_dev_name(wb->bdi)); inode->dirtied_when = jiffies; if (dirtytime) diff --git a/fs/super.c b/fs/super.c index dd28fcd706ff..4991f441988e 100644 --- a/fs/super.c +++ b/fs/super.c @@ -1602,8 +1602,6 @@ int super_setup_bdi_name(struct super_block *sb, char *fmt, ...) if (!bdi) return -ENOMEM; - bdi->name = sb->s_type->name; - va_start(args, fmt); err = bdi_register_va(bdi, fmt, args); va_end(args); diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h index 7367150f962a..90a7e844a098 100644 --- a/include/linux/backing-dev-defs.h +++ b/include/linux/backing-dev-defs.h @@ -193,8 +193,6 @@ struct backing_dev_info { congested_fn *congested_fn; /* Function pointer if device is md/dm */ void *congested_data; /* Pointer to aux data for congested func */ - const char *name; - struct kref refcnt; /* Reference counter for the structure */ unsigned int capabilities; /* Device capabilities */ unsigned int min_ratio; diff --git a/mm/backing-dev.c b/mm/backing-dev.c index 1f55d5b8269f..d382272bcc31 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -15,7 +15,6 @@ #include struct backing_dev_info noop_backing_dev_info = { - .name = "noop", .capabilities = BDI_CAP_NO_ACCT_AND_WRITEBACK, }; EXPORT_SYMBOL_GPL(noop_backing_dev_info); -- cgit v1.2.3