-static ssize_t blk_mq_sysfs_show(struct kobject *kobj, struct attribute *attr,
- char *page)
-{
- struct blk_mq_ctx_sysfs_entry *entry;
- struct blk_mq_ctx *ctx;
- struct request_queue *q;
- ssize_t res;
-
- entry = container_of(attr, struct blk_mq_ctx_sysfs_entry, attr);
- ctx = container_of(kobj, struct blk_mq_ctx, kobj);
- q = ctx->queue;
-
- if (!entry->show)
- return -EIO;
-
- mutex_lock(&q->sysfs_lock);
- res = entry->show(ctx, page);
- mutex_unlock(&q->sysfs_lock);
- return res;
-}
-
-static ssize_t blk_mq_sysfs_store(struct kobject *kobj, struct attribute *attr,
- const char *page, size_t length)
-{
- struct blk_mq_ctx_sysfs_entry *entry;
- struct blk_mq_ctx *ctx;
- struct request_queue *q;
- ssize_t res;
-
- entry = container_of(attr, struct blk_mq_ctx_sysfs_entry, attr);
- ctx = container_of(kobj, struct blk_mq_ctx, kobj);
- q = ctx->queue;
-
- if (!entry->store)
- return -EIO;
-
- mutex_lock(&q->sysfs_lock);
- res = entry->store(ctx, page, length);
- mutex_unlock(&q->sysfs_lock);
- return res;
-}
-