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-rw-r--r--include/linux/bio.h9
-rw-r--r--include/linux/blk-mq.h3
-rw-r--r--include/linux/ioprio.h25
-rw-r--r--include/linux/nvme.h1
4 files changed, 30 insertions, 8 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index ec4db73e5f4e..875d792bffff 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -286,6 +286,11 @@ static inline void bio_first_folio(struct folio_iter *fi, struct bio *bio,
{
struct bio_vec *bvec = bio_first_bvec_all(bio) + i;
+ if (unlikely(i >= bio->bi_vcnt)) {
+ fi->folio = NULL;
+ return;
+ }
+
fi->folio = page_folio(bvec->bv_page);
fi->offset = bvec->bv_offset +
PAGE_SIZE * (bvec->bv_page - &fi->folio->page);
@@ -303,10 +308,8 @@ static inline void bio_next_folio(struct folio_iter *fi, struct bio *bio)
fi->offset = 0;
fi->length = min(folio_size(fi->folio), fi->_seg_count);
fi->_next = folio_next(fi->folio);
- } else if (fi->_i + 1 < bio->bi_vcnt) {
- bio_first_folio(fi, bio, fi->_i + 1);
} else {
- fi->folio = NULL;
+ bio_first_folio(fi, bio, fi->_i + 1);
}
}
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index a676e116085f..7a8150a5f051 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -391,9 +391,6 @@ struct blk_mq_hw_ctx {
*/
struct blk_mq_tags *sched_tags;
- /** @run: Number of dispatched requests. */
- unsigned long run;
-
/** @numa_node: NUMA node the storage adapter has been connected to. */
unsigned int numa_node;
/** @queue_num: Index of this hardware queue. */
diff --git a/include/linux/ioprio.h b/include/linux/ioprio.h
index 7578d4f6a969..db1249cd9692 100644
--- a/include/linux/ioprio.h
+++ b/include/linux/ioprio.h
@@ -47,7 +47,30 @@ static inline int task_nice_ioclass(struct task_struct *task)
}
#ifdef CONFIG_BLOCK
-int __get_task_ioprio(struct task_struct *p);
+/*
+ * If the task has set an I/O priority, use that. Otherwise, return
+ * the default I/O priority.
+ *
+ * Expected to be called for current task or with task_lock() held to keep
+ * io_context stable.
+ */
+static inline int __get_task_ioprio(struct task_struct *p)
+{
+ struct io_context *ioc = p->io_context;
+ int prio;
+
+ if (!ioc)
+ return IOPRIO_DEFAULT;
+
+ if (p != current)
+ lockdep_assert_held(&p->alloc_lock);
+
+ prio = ioc->ioprio;
+ if (IOPRIO_PRIO_CLASS(prio) == IOPRIO_CLASS_NONE)
+ prio = IOPRIO_PRIO_VALUE(task_nice_ioclass(p),
+ task_nice_ioprio(p));
+ return prio;
+}
#else
static inline int __get_task_ioprio(struct task_struct *p)
{
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index 44325c068b6a..462c21e0e417 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -20,7 +20,6 @@
#define NVMF_TRSVCID_SIZE 32
#define NVMF_TRADDR_SIZE 256
#define NVMF_TSAS_SIZE 256
-#define NVMF_AUTH_HASH_LEN 64
#define NVME_DISC_SUBSYS_NAME "nqn.2014-08.org.nvmexpress.discovery"