Merge tag 'for-5.15/block-2021-08-30' of git://git.kernel.dk/linux-block

Pull block updates from Jens Axboe:
 "Nothing major in here - lots of good cleanups and tech debt handling,
  which is also evident in the diffstats. In particular:

   - Add disk sequence numbers (Matteo)

   - Discard merge fix (Ming)

   - Relax disk zoned reporting restrictions (Niklas)

   - Bio error handling zoned leak fix (Pavel)

   - Start of proper add_disk() error handling (Luis, Christoph)

   - blk crypto fix (Eric)

   - Non-standard GPT location support (Dmitry)

   - IO priority improvements and cleanups (Damien)o

   - blk-throtl improvements (Chunguang)

   - diskstats_show() stack reduction (Abd-Alrhman)

   - Loop scheduler selection (Bart)

   - Switch block layer to use kmap_local_page() (Christoph)

   - Remove obsolete disk_name helper (Christoph)

   - block_device refcounting improvements (Christoph)

   - Ensure gendisk always has a request queue reference (Christoph)

   - Misc fixes/cleanups (Shaokun, Oliver, Guoqing)"

* tag 'for-5.15/block-2021-08-30' of git://git.kernel.dk/linux-block: (129 commits)
  sg: pass the device name to blk_trace_setup
  block, bfq: cleanup the repeated declaration
  blk-crypto: fix check for too-large dun_bytes
  blk-zoned: allow BLKREPORTZONE without CAP_SYS_ADMIN
  blk-zoned: allow zone management send operations without CAP_SYS_ADMIN
  block: mark blkdev_fsync static
  block: refine the disk_live check in del_gendisk
  mmc: sdhci-tegra: Enable MMC_CAP2_ALT_GPT_TEGRA
  mmc: block: Support alternative_gpt_sector() operation
  partitions/efi: Support non-standard GPT location
  block: Add alternative_gpt_sector() operation
  bio: fix page leak bio_add_hw_page failure
  block: remove CONFIG_DEBUG_BLOCK_EXT_DEVT
  block: remove a pointless call to MINOR() in device_add_disk
  null_blk: add error handling support for add_disk()
  virtio_blk: add error handling support for add_disk()
  block: add error handling for device_add_disk / add_disk
  block: return errors from disk_alloc_events
  block: return errors from blk_integrity_add
  block: call blk_register_queue earlier in device_add_disk
  ...

1 files changed, 7 insertions, 7 deletions

diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index fb5d8152652d..460e0f1cca53 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -3276,7 +3276,7 @@ static int dasd_eckd_ese_read(struct dasd_ccw_req *cqr, struct irb *irb)
 	end_blk = (curr_trk + 1) * recs_per_trk;
 
 	rq_for_each_segment(bv, req, iter) {
-		dst = page_address(bv.bv_page) + bv.bv_offset;
+		dst = bvec_virt(&bv);
 		for (off = 0; off < bv.bv_len; off += blksize) {
 			if (first_blk + blk_count >= end_blk) {
 				cqr->proc_bytes = blk_count * blksize;
@@ -4008,7 +4008,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_single(
 			      last_rec - recid + 1, cmd, basedev, blksize);
 	}
 	rq_for_each_segment(bv, req, iter) {
-		dst = page_address(bv.bv_page) + bv.bv_offset;
+		dst = bvec_virt(&bv);
 		if (dasd_page_cache) {
 			char *copy = kmem_cache_alloc(dasd_page_cache,
 						      GFP_DMA | __GFP_NOWARN);
@@ -4175,7 +4175,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_track(
 	idaw_dst = NULL;
 	idaw_len = 0;
 	rq_for_each_segment(bv, req, iter) {
-		dst = page_address(bv.bv_page) + bv.bv_offset;
+		dst = bvec_virt(&bv);
 		seg_len = bv.bv_len;
 		while (seg_len) {
 			if (new_track) {
@@ -4518,7 +4518,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_tpm_track(
 		new_track = 1;
 		recid = first_rec;
 		rq_for_each_segment(bv, req, iter) {
-			dst = page_address(bv.bv_page) + bv.bv_offset;
+			dst = bvec_virt(&bv);
 			seg_len = bv.bv_len;
 			while (seg_len) {
 				if (new_track) {
@@ -4551,7 +4551,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_tpm_track(
 		}
 	} else {
 		rq_for_each_segment(bv, req, iter) {
-			dst = page_address(bv.bv_page) + bv.bv_offset;
+			dst = bvec_virt(&bv);
 			last_tidaw = itcw_add_tidaw(itcw, 0x00,
 						    dst, bv.bv_len);
 			if (IS_ERR(last_tidaw)) {
@@ -4787,7 +4787,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_raw(struct dasd_device *startdev,
 			idaws = idal_create_words(idaws, rawpadpage, PAGE_SIZE);
 	}
 	rq_for_each_segment(bv, req, iter) {
-		dst = page_address(bv.bv_page) + bv.bv_offset;
+		dst = bvec_virt(&bv);
 		seg_len = bv.bv_len;
 		if (cmd == DASD_ECKD_CCW_READ_TRACK)
 			memset(dst, 0, seg_len);
@@ -4848,7 +4848,7 @@ dasd_eckd_free_cp(struct dasd_ccw_req *cqr, struct request *req)
 	if (private->uses_cdl == 0 || recid > 2*blk_per_trk)
 		ccw++;
 	rq_for_each_segment(bv, req, iter) {
-		dst = page_address(bv.bv_page) + bv.bv_offset;
+		dst = bvec_virt(&bv);
 		for (off = 0; off < bv.bv_len; off += blksize) {
 			/* Skip locate record. */
 			if (private->uses_cdl && recid <= 2*blk_per_trk)