summaryrefslogtreecommitdiffstats
path: root/fs/btrfs
diff options
context:
space:
mode:
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/disk-io.c23
-rw-r--r--fs/btrfs/extent-tree.c8
-rw-r--r--fs/btrfs/extent_io.c17
-rw-r--r--fs/btrfs/extent_io.h2
-rw-r--r--fs/btrfs/file.c9
-rw-r--r--fs/btrfs/free-space-cache.c2
-rw-r--r--fs/btrfs/inode.c28
-rw-r--r--fs/btrfs/ioctl.c21
-rw-r--r--fs/btrfs/relocation.c13
-rw-r--r--fs/btrfs/send.c6
-rw-r--r--fs/btrfs/volumes.c15
-rw-r--r--fs/btrfs/volumes.h4
-rw-r--r--fs/btrfs/zoned.c3
13 files changed, 72 insertions, 79 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index d92cc7893610..4ba005c41983 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -996,12 +996,12 @@ static int btree_writepages(struct address_space *mapping,
return btree_write_cache_pages(mapping, wbc);
}
-static int btree_releasepage(struct page *page, gfp_t gfp_flags)
+static bool btree_release_folio(struct folio *folio, gfp_t gfp_flags)
{
- if (PageWriteback(page) || PageDirty(page))
- return 0;
+ if (folio_test_writeback(folio) || folio_test_dirty(folio))
+ return false;
- return try_release_extent_buffer(page);
+ return try_release_extent_buffer(&folio->page);
}
static void btree_invalidate_folio(struct folio *folio, size_t offset,
@@ -1010,7 +1010,7 @@ static void btree_invalidate_folio(struct folio *folio, size_t offset,
struct extent_io_tree *tree;
tree = &BTRFS_I(folio->mapping->host)->io_tree;
extent_invalidate_folio(tree, folio, offset);
- btree_releasepage(&folio->page, GFP_NOFS);
+ btree_release_folio(folio, GFP_NOFS);
if (folio_get_private(folio)) {
btrfs_warn(BTRFS_I(folio->mapping->host)->root->fs_info,
"folio private not zero on folio %llu",
@@ -1071,7 +1071,7 @@ static bool btree_dirty_folio(struct address_space *mapping,
static const struct address_space_operations btree_aops = {
.writepages = btree_writepages,
- .releasepage = btree_releasepage,
+ .release_folio = btree_release_folio,
.invalidate_folio = btree_invalidate_folio,
#ifdef CONFIG_MIGRATION
.migratepage = btree_migratepage,
@@ -4232,6 +4232,7 @@ static int wait_dev_supers(struct btrfs_device *device, int max_mirrors)
*/
static void btrfs_end_empty_barrier(struct bio *bio)
{
+ bio_uninit(bio);
complete(bio->bi_private);
}
@@ -4241,7 +4242,7 @@ static void btrfs_end_empty_barrier(struct bio *bio)
*/
static void write_dev_flush(struct btrfs_device *device)
{
- struct bio *bio = device->flush_bio;
+ struct bio *bio = &device->flush_bio;
#ifndef CONFIG_BTRFS_FS_CHECK_INTEGRITY
/*
@@ -4254,12 +4255,12 @@ static void write_dev_flush(struct btrfs_device *device)
* of simplicity, since this is a debug tool and not meant for use in
* non-debug builds.
*/
- struct request_queue *q = bdev_get_queue(device->bdev);
- if (!test_bit(QUEUE_FLAG_WC, &q->queue_flags))
+ if (!bdev_write_cache(device->bdev))
return;
#endif
- bio_reset(bio, device->bdev, REQ_OP_WRITE | REQ_SYNC | REQ_PREFLUSH);
+ bio_init(bio, device->bdev, NULL, 0,
+ REQ_OP_WRITE | REQ_SYNC | REQ_PREFLUSH);
bio->bi_end_io = btrfs_end_empty_barrier;
init_completion(&device->flush_wait);
bio->bi_private = &device->flush_wait;
@@ -4274,7 +4275,7 @@ static void write_dev_flush(struct btrfs_device *device)
*/
static blk_status_t wait_dev_flush(struct btrfs_device *device)
{
- struct bio *bio = device->flush_bio;
+ struct bio *bio = &device->flush_bio;
if (!test_bit(BTRFS_DEV_STATE_FLUSH_SENT, &device->dev_state))
return BLK_STS_OK;
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index fb367689d9d2..0867c5cd6e01 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -1245,7 +1245,7 @@ static int btrfs_issue_discard(struct block_device *bdev, u64 start, u64 len,
if (size) {
ret = blkdev_issue_discard(bdev, start >> 9, size >> 9,
- GFP_NOFS, 0);
+ GFP_NOFS);
if (!ret)
*discarded_bytes += size;
else if (ret != -EOPNOTSUPP)
@@ -1262,7 +1262,7 @@ static int btrfs_issue_discard(struct block_device *bdev, u64 start, u64 len,
if (bytes_left) {
ret = blkdev_issue_discard(bdev, start >> 9, bytes_left >> 9,
- GFP_NOFS, 0);
+ GFP_NOFS);
if (!ret)
*discarded_bytes += bytes_left;
}
@@ -1297,7 +1297,7 @@ static int do_discard_extent(struct btrfs_io_stripe *stripe, u64 *bytes)
ret = btrfs_reset_device_zone(dev_replace->tgtdev, phys, len,
&discarded);
discarded += src_disc;
- } else if (blk_queue_discard(bdev_get_queue(stripe->dev->bdev))) {
+ } else if (bdev_max_discard_sectors(stripe->dev->bdev)) {
ret = btrfs_issue_discard(dev->bdev, phys, len, &discarded);
} else {
ret = 0;
@@ -5982,7 +5982,7 @@ static int btrfs_trim_free_extents(struct btrfs_device *device, u64 *trimmed)
*trimmed = 0;
/* Discard not supported = nothing to do. */
- if (!blk_queue_discard(bdev_get_queue(device->bdev)))
+ if (!bdev_max_discard_sectors(device->bdev))
return 0;
/* Not writable = nothing to do. */
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 588c7c606a2c..8f6b544ae616 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -3799,8 +3799,9 @@ out:
return ret;
}
-int btrfs_readpage(struct file *file, struct page *page)
+int btrfs_read_folio(struct file *file, struct folio *folio)
{
+ struct page *page = &folio->page;
struct btrfs_inode *inode = BTRFS_I(page->mapping->host);
u64 start = page_offset(page);
u64 end = start + PAGE_SIZE - 1;
@@ -5306,7 +5307,7 @@ int extent_invalidate_folio(struct extent_io_tree *tree,
}
/*
- * a helper for releasepage, this tests for areas of the page that
+ * a helper for release_folio, this tests for areas of the page that
* are locked or under IO and drops the related state bits if it is safe
* to drop the page.
*/
@@ -5342,7 +5343,7 @@ static int try_release_extent_state(struct extent_io_tree *tree,
}
/*
- * a helper for releasepage. As long as there are no locked extents
+ * a helper for release_folio. As long as there are no locked extents
* in the range corresponding to the page, both state records and extent
* map records are removed
*/
@@ -6042,10 +6043,10 @@ static void check_buffer_tree_ref(struct extent_buffer *eb)
*
* It is only cleared in two cases: freeing the last non-tree
* reference to the extent_buffer when its STALE bit is set or
- * calling releasepage when the tree reference is the only reference.
+ * calling release_folio when the tree reference is the only reference.
*
* In both cases, care is taken to ensure that the extent_buffer's
- * pages are not under io. However, releasepage can be concurrently
+ * pages are not under io. However, release_folio can be concurrently
* called with creating new references, which is prone to race
* conditions between the calls to check_buffer_tree_ref in those
* codepaths and clearing TREE_REF in try_release_extent_buffer.
@@ -6310,7 +6311,7 @@ struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info,
/*
* We can't unlock the pages just yet since the extent buffer
* hasn't been properly inserted in the radix tree, this
- * opens a race with btree_releasepage which can free a page
+ * opens a race with btree_release_folio which can free a page
* while we are still filling in all pages for the buffer and
* we could crash.
*/
@@ -6339,7 +6340,7 @@ struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info,
/*
* Now it's safe to unlock the pages because any calls to
- * btree_releasepage will correctly detect that a page belongs to a
+ * btree_release_folio will correctly detect that a page belongs to a
* live buffer and won't free them prematurely.
*/
for (i = 0; i < num_pages; i++)
@@ -6721,7 +6722,7 @@ int read_extent_buffer_pages(struct extent_buffer *eb, int wait, int mirror_num)
eb->read_mirror = 0;
atomic_set(&eb->io_pages, num_reads);
/*
- * It is possible for releasepage to clear the TREE_REF bit before we
+ * It is possible for release_folio to clear the TREE_REF bit before we
* set io_pages. See check_buffer_tree_ref for a more detailed comment.
*/
check_buffer_tree_ref(eb);
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 956fa434df43..23d4103c8831 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -149,7 +149,7 @@ typedef struct extent_map *(get_extent_t)(struct btrfs_inode *inode,
int try_release_extent_mapping(struct page *page, gfp_t mask);
int try_release_extent_buffer(struct page *page);
-int btrfs_readpage(struct file *file, struct page *page);
+int btrfs_read_folio(struct file *file, struct folio *folio);
int extent_write_full_page(struct page *page, struct writeback_control *wbc);
int extent_write_locked_range(struct inode *inode, u64 start, u64 end);
int extent_writepages(struct address_space *mapping,
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 46c2baa8fdf5..1fd827b99c1b 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1307,11 +1307,12 @@ static int prepare_uptodate_page(struct inode *inode,
struct page *page, u64 pos,
bool force_uptodate)
{
+ struct folio *folio = page_folio(page);
int ret = 0;
if (((pos & (PAGE_SIZE - 1)) || force_uptodate) &&
!PageUptodate(page)) {
- ret = btrfs_readpage(NULL, page);
+ ret = btrfs_read_folio(NULL, folio);
if (ret)
return ret;
lock_page(page);
@@ -1321,8 +1322,8 @@ static int prepare_uptodate_page(struct inode *inode,
}
/*
- * Since btrfs_readpage() will unlock the page before it
- * returns, there is a window where btrfs_releasepage() can be
+ * Since btrfs_read_folio() will unlock the folio before it
+ * returns, there is a window where btrfs_release_folio() can be
* called to release the page. Here we check both inode
* mapping and PagePrivate() to make sure the page was not
* released.
@@ -2364,7 +2365,7 @@ static int btrfs_file_mmap(struct file *filp, struct vm_area_struct *vma)
{
struct address_space *mapping = filp->f_mapping;
- if (!mapping->a_ops->readpage)
+ if (!mapping->a_ops->read_folio)
return -ENOEXEC;
file_accessed(filp);
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index f7adee6fa05e..b1ae3ba2ca2c 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -465,7 +465,7 @@ static int io_ctl_prepare_pages(struct btrfs_io_ctl *io_ctl, bool uptodate)
io_ctl->pages[i] = page;
if (uptodate && !PageUptodate(page)) {
- btrfs_readpage(NULL, page);
+ btrfs_read_folio(NULL, page_folio(page));
lock_page(page);
if (page->mapping != inode->i_mapping) {
btrfs_err(BTRFS_I(inode)->root->fs_info,
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index da13bd0d10f1..81737eff92f3 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4809,7 +4809,7 @@ again:
goto out_unlock;
if (!PageUptodate(page)) {
- ret = btrfs_readpage(NULL, page);
+ ret = btrfs_read_folio(NULL, page_folio(page));
lock_page(page);
if (page->mapping != mapping) {
unlock_page(page);
@@ -8204,7 +8204,7 @@ static void btrfs_readahead(struct readahead_control *rac)
}
/*
- * For releasepage() and invalidate_folio() we have a race window where
+ * For release_folio() and invalidate_folio() we have a race window where
* folio_end_writeback() is called but the subpage spinlock is not yet released.
* If we continue to release/invalidate the page, we could cause use-after-free
* for subpage spinlock. So this function is to spin and wait for subpage
@@ -8236,22 +8236,22 @@ static void wait_subpage_spinlock(struct page *page)
spin_unlock_irq(&subpage->lock);
}
-static int __btrfs_releasepage(struct page *page, gfp_t gfp_flags)
+static bool __btrfs_release_folio(struct folio *folio, gfp_t gfp_flags)
{
- int ret = try_release_extent_mapping(page, gfp_flags);
+ int ret = try_release_extent_mapping(&folio->page, gfp_flags);
if (ret == 1) {
- wait_subpage_spinlock(page);
- clear_page_extent_mapped(page);
+ wait_subpage_spinlock(&folio->page);
+ clear_page_extent_mapped(&folio->page);
}
return ret;
}
-static int btrfs_releasepage(struct page *page, gfp_t gfp_flags)
+static bool btrfs_release_folio(struct folio *folio, gfp_t gfp_flags)
{
- if (PageWriteback(page) || PageDirty(page))
- return 0;
- return __btrfs_releasepage(page, gfp_flags);
+ if (folio_test_writeback(folio) || folio_test_dirty(folio))
+ return false;
+ return __btrfs_release_folio(folio, gfp_flags);
}
#ifdef CONFIG_MIGRATION
@@ -8322,7 +8322,7 @@ static void btrfs_invalidate_folio(struct folio *folio, size_t offset,
* still safe to wait for ordered extent to finish.
*/
if (!(offset == 0 && length == folio_size(folio))) {
- btrfs_releasepage(&folio->page, GFP_NOFS);
+ btrfs_release_folio(folio, GFP_NOFS);
return;
}
@@ -8446,7 +8446,7 @@ next:
ASSERT(!folio_test_ordered(folio));
btrfs_page_clear_checked(fs_info, &folio->page, folio_pos(folio), folio_size(folio));
if (!inode_evicting)
- __btrfs_releasepage(&folio->page, GFP_NOFS);
+ __btrfs_release_folio(folio, GFP_NOFS);
clear_page_extent_mapped(&folio->page);
}
@@ -11415,13 +11415,13 @@ static const struct file_operations btrfs_dir_file_operations = {
* For now we're avoiding this by dropping bmap.
*/
static const struct address_space_operations btrfs_aops = {
- .readpage = btrfs_readpage,
+ .read_folio = btrfs_read_folio,
.writepage = btrfs_writepage,
.writepages = btrfs_writepages,
.readahead = btrfs_readahead,
.direct_IO = noop_direct_IO,
.invalidate_folio = btrfs_invalidate_folio,
- .releasepage = btrfs_releasepage,
+ .release_folio = btrfs_release_folio,
#ifdef CONFIG_MIGRATION
.migratepage = btrfs_migratepage,
#endif
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index fdc23d1b7216..0f79af919bc4 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -468,7 +468,6 @@ static noinline int btrfs_ioctl_fitrim(struct btrfs_fs_info *fs_info,
void __user *arg)
{
struct btrfs_device *device;
- struct request_queue *q;
struct fstrim_range range;
u64 minlen = ULLONG_MAX;
u64 num_devices = 0;
@@ -498,14 +497,11 @@ static noinline int btrfs_ioctl_fitrim(struct btrfs_fs_info *fs_info,
rcu_read_lock();
list_for_each_entry_rcu(device, &fs_info->fs_devices->devices,
dev_list) {
- if (!device->bdev)
+ if (!device->bdev || !bdev_max_discard_sectors(device->bdev))
continue;
- q = bdev_get_queue(device->bdev);
- if (blk_queue_discard(q)) {
- num_devices++;
- minlen = min_t(u64, q->limits.discard_granularity,
- minlen);
- }
+ num_devices++;
+ minlen = min_t(u64, bdev_discard_granularity(device->bdev),
+ minlen);
}
rcu_read_unlock();
@@ -1362,7 +1358,7 @@ again:
* make it uptodate.
*/
if (!PageUptodate(page)) {
- btrfs_readpage(NULL, page);
+ btrfs_read_folio(NULL, page_folio(page));
lock_page(page);
if (page->mapping != mapping || !PagePrivate(page)) {
unlock_page(page);
@@ -2588,7 +2584,12 @@ static noinline int search_ioctl(struct inode *inode,
while (1) {
ret = -EFAULT;
- if (fault_in_writeable(ubuf + sk_offset, *buf_size - sk_offset))
+ /*
+ * Ensure that the whole user buffer is faulted in at sub-page
+ * granularity, otherwise the loop may live-lock.
+ */
+ if (fault_in_subpage_writeable(ubuf + sk_offset,
+ *buf_size - sk_offset))
break;
ret = btrfs_search_forward(root, &key, path, sk->min_transid);
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index edddd93d2118..a6dc827e75af 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -1101,7 +1101,7 @@ int replace_file_extents(struct btrfs_trans_handle *trans,
continue;
/*
- * if we are modifying block in fs tree, wait for readpage
+ * if we are modifying block in fs tree, wait for read_folio
* to complete and drop the extent cache
*/
if (root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID) {
@@ -1563,7 +1563,7 @@ static int invalidate_extent_cache(struct btrfs_root *root,
end = (u64)-1;
}
- /* the lock_extent waits for readpage to complete */
+ /* the lock_extent waits for read_folio to complete */
lock_extent(&BTRFS_I(inode)->io_tree, start, end);
btrfs_drop_extent_cache(BTRFS_I(inode), start, end, 1);
unlock_extent(&BTRFS_I(inode)->io_tree, start, end);
@@ -2818,7 +2818,7 @@ static noinline_for_stack int prealloc_file_extent_cluster(
* Subpage can't handle page with DIRTY but without UPTODATE
* bit as it can lead to the following deadlock:
*
- * btrfs_readpage()
+ * btrfs_read_folio()
* | Page already *locked*
* |- btrfs_lock_and_flush_ordered_range()
* |- btrfs_start_ordered_extent()
@@ -2967,11 +2967,12 @@ static int relocate_one_page(struct inode *inode, struct file_ra_state *ra,
goto release_page;
if (PageReadahead(page))
- page_cache_async_readahead(inode->i_mapping, ra, NULL, page,
- page_index, last_index + 1 - page_index);
+ page_cache_async_readahead(inode->i_mapping, ra, NULL,
+ page_folio(page), page_index,
+ last_index + 1 - page_index);
if (!PageUptodate(page)) {
- btrfs_readpage(NULL, page);
+ btrfs_read_folio(NULL, page_folio(page));
lock_page(page);
if (!PageUptodate(page)) {
ret = -EIO;
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index 5a05beabf0c3..fa56890ff81f 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -4907,11 +4907,11 @@ static int put_file_data(struct send_ctx *sctx, u64 offset, u32 len)
if (PageReadahead(page))
page_cache_async_readahead(sctx->cur_inode->i_mapping,
- &sctx->ra, NULL, page, index,
- last_index + 1 - index);
+ &sctx->ra, NULL, page_folio(page),
+ index, last_index + 1 - index);
if (!PageUptodate(page)) {
- btrfs_readpage(NULL, page);
+ btrfs_read_folio(NULL, page_folio(page));
lock_page(page);
if (!PageUptodate(page)) {
unlock_page(page);
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 58f3eece8a48..9c20049d1fec 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -393,7 +393,6 @@ void btrfs_free_device(struct btrfs_device *device)
WARN_ON(!list_empty(&device->post_commit_list));
rcu_string_free(device->name);
extent_io_tree_release(&device->alloc_state);
- bio_put(device->flush_bio);
btrfs_destroy_dev_zone_info(device);
kfree(device);
}
@@ -631,7 +630,7 @@ static int btrfs_open_one_device(struct btrfs_fs_devices *fs_devices,
set_bit(BTRFS_DEV_STATE_WRITEABLE, &device->dev_state);
}
- if (!blk_queue_nonrot(bdev_get_queue(bdev)))
+ if (!bdev_nonrot(bdev))
fs_devices->rotating = true;
device->bdev = bdev;
@@ -2694,7 +2693,7 @@ int btrfs_init_new_device(struct btrfs_fs_info *fs_info, const char *device_path
atomic64_add(device->total_bytes, &fs_info->free_chunk_space);
- if (!blk_queue_nonrot(bdev_get_queue(bdev)))
+ if (!bdev_nonrot(bdev))
fs_devices->rotating = true;
orig_super_total_bytes = btrfs_super_total_bytes(fs_info->super_copy);
@@ -6926,16 +6925,6 @@ struct btrfs_device *btrfs_alloc_device(struct btrfs_fs_info *fs_info,
if (!dev)
return ERR_PTR(-ENOMEM);
- /*
- * Preallocate a bio that's always going to be used for flushing device
- * barriers and matches the device lifespan
- */
- dev->flush_bio = bio_kmalloc(GFP_KERNEL, 0);
- if (!dev->flush_bio) {
- kfree(dev);
- return ERR_PTR(-ENOMEM);
- }
-
INIT_LIST_HEAD(&dev->dev_list);
INIT_LIST_HEAD(&dev->dev_alloc_list);
INIT_LIST_HEAD(&dev->post_commit_list);
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index 12b2af9260e9..6721002000ee 100644
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -155,8 +155,8 @@ struct btrfs_device {
/* bytes used on the current transaction */
u64 commit_bytes_used;
- /* for sending down flush barriers */
- struct bio *flush_bio;
+ /* Bio used for flushing device barriers */
+ struct bio flush_bio;
struct completion flush_wait;
/* per-device scrub information */
diff --git a/fs/btrfs/zoned.c b/fs/btrfs/zoned.c
index 057babaa3e05..11237a913bee 100644
--- a/fs/btrfs/zoned.c
+++ b/fs/btrfs/zoned.c
@@ -352,7 +352,6 @@ int btrfs_get_dev_zone_info(struct btrfs_device *device, bool populate_cache)
struct btrfs_fs_info *fs_info = device->fs_info;
struct btrfs_zoned_device_info *zone_info = NULL;
struct block_device *bdev = device->bdev;
- struct request_queue *queue = bdev_get_queue(bdev);
unsigned int max_active_zones;
unsigned int nactive;
sector_t nr_sectors;
@@ -419,7 +418,7 @@ int btrfs_get_dev_zone_info(struct btrfs_device *device, bool populate_cache)
if (!IS_ALIGNED(nr_sectors, zone_sectors))
zone_info->nr_zones++;
- max_active_zones = queue_max_active_zones(queue);
+ max_active_zones = bdev_max_active_zones(bdev);
if (max_active_zones && max_active_zones < BTRFS_MIN_ACTIVE_ZONES) {
btrfs_err_in_rcu(fs_info,
"zoned: %s: max active zones %u is too small, need at least %u active zones",