-static ssize_t blk_mq_sysfs_dispatched_show(struct blk_mq_ctx *ctx, char *page)
-{
- return sprintf(page, "%lu %lu\n", ctx->rq_dispatched[1],
- ctx->rq_dispatched[0]);
-}
-
-static ssize_t blk_mq_sysfs_merged_show(struct blk_mq_ctx *ctx, char *page)
-{
- return sprintf(page, "%lu\n", ctx->rq_merged);
-}
-
-static ssize_t blk_mq_sysfs_completed_show(struct blk_mq_ctx *ctx, char *page)
-{
- return sprintf(page, "%lu %lu\n", ctx->rq_completed[1],
- ctx->rq_completed[0]);
-}
-
-static ssize_t sysfs_list_show(char *page, struct list_head *list, char *msg)
-{
- struct request *rq;
- int len = snprintf(page, PAGE_SIZE - 1, "%s:\n", msg);
-
- list_for_each_entry(rq, list, queuelist) {
- const int rq_len = 2 * sizeof(rq) + 2;
-
- /* if the output will be truncated */
- if (PAGE_SIZE - 1 < len + rq_len) {
- /* backspacing if it can't hold '\t...\n' */
- if (PAGE_SIZE - 1 < len + 5)
- len -= rq_len;
- len += snprintf(page + len, PAGE_SIZE - 1 - len,
- "\t...\n");
- break;
- }
- len += snprintf(page + len, PAGE_SIZE - 1 - len,
- "\t%p\n", rq);
- }
-
- return len;
-}
-
-static ssize_t blk_mq_sysfs_rq_list_show(struct blk_mq_ctx *ctx, char *page)
-{
- ssize_t ret;
-
- spin_lock(&ctx->lock);
- ret = sysfs_list_show(page, &ctx->rq_list, "CTX pending");
- spin_unlock(&ctx->lock);
-
- return ret;
-}
-
-static ssize_t blk_mq_hw_sysfs_poll_show(struct blk_mq_hw_ctx *hctx, char *page)
-{
- return sprintf(page, "considered=%lu, invoked=%lu, success=%lu\n",
- hctx->poll_considered, hctx->poll_invoked,
- hctx->poll_success);
-}
-
-static ssize_t blk_mq_hw_sysfs_poll_store(struct blk_mq_hw_ctx *hctx,
- const char *page, size_t size)
-{
- hctx->poll_considered = hctx->poll_invoked = hctx->poll_success = 0;
-
- return size;
-}
-
-static ssize_t blk_mq_hw_sysfs_queued_show(struct blk_mq_hw_ctx *hctx,
- char *page)
-{
- return sprintf(page, "%lu\n", hctx->queued);
-}
-
-static ssize_t blk_mq_hw_sysfs_run_show(struct blk_mq_hw_ctx *hctx, char *page)
-{
- return sprintf(page, "%lu\n", hctx->run);
-}
-
-static ssize_t blk_mq_hw_sysfs_dispatched_show(struct blk_mq_hw_ctx *hctx,
- char *page)
-{
- char *start_page = page;
- int i;
-
- page += sprintf(page, "%8u\t%lu\n", 0U, hctx->dispatched[0]);
-
- for (i = 1; i < BLK_MQ_MAX_DISPATCH_ORDER - 1; i++) {
- unsigned int d = 1U << (i - 1);
-
- page += sprintf(page, "%8u\t%lu\n", d, hctx->dispatched[i]);
- }
-
- page += sprintf(page, "%8u+\t%lu\n", 1U << (i - 1),
- hctx->dispatched[i]);
- return page - start_page;
-}
-
-static ssize_t blk_mq_hw_sysfs_rq_list_show(struct blk_mq_hw_ctx *hctx,