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bdi: simplify bdi_alloc 

Merge the _node vs normal version and drop the superflous gfp_t argument.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2020-05-04 14:48:00 +02:00 committed by Jens Axboe
parent 3c5d202b55
commit aef33c2ff8
5 changed files with 7 additions and 12 deletions
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2
block/blk-core.c
View File

@ -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;

2
drivers/mtd/mtdcore.c
View File

@ -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);

2
fs/super.c
View File

@ -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;

6
include/linux/backing-dev.h
View File

@ -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);

7
mm/backing-dev.c
View File

@ -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)
{