Backmerge tag 'v6.9-rc5' into drm-next

Linux 6.9-rc5

I've had a persistent msm failure on clang, and the fix is in fixes
so just pull it back to fix that.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 6 insertions, 15 deletions

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 61594eaf1f89..2776112dbdf8 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -681,31 +681,21 @@ static void end_bbio_data_read(struct btrfs_bio *bbio)
 int btrfs_alloc_page_array(unsigned int nr_pages, struct page **page_array,
 			   gfp_t extra_gfp)
 {
+	const gfp_t gfp = GFP_NOFS | extra_gfp;
 	unsigned int allocated;
 
 	for (allocated = 0; allocated < nr_pages;) {
 		unsigned int last = allocated;
 
-		allocated = alloc_pages_bulk_array(GFP_NOFS | extra_gfp,
-						   nr_pages, page_array);
-
-		if (allocated == nr_pages)
-			return 0;
-
-		/*
-		 * During this iteration, no page could be allocated, even
-		 * though alloc_pages_bulk_array() falls back to alloc_page()
-		 * if  it could not bulk-allocate. So we must be out of memory.
-		 */
-		if (allocated == last) {
+		allocated = alloc_pages_bulk_array(gfp, nr_pages, page_array);
+		if (unlikely(allocated == last)) {
+			/* No progress, fail and do cleanup. */
 			for (int i = 0; i < allocated; i++) {
 				__free_page(page_array[i]);
 				page_array[i] = NULL;
 			}
 			return -ENOMEM;
 		}
-
-		memalloc_retry_wait(GFP_NOFS);
 	}
 	return 0;
 }
@@ -4154,7 +4144,7 @@ void btrfs_clear_buffer_dirty(struct btrfs_trans_handle *trans,
 	 * The actual zeroout of the buffer will happen later in
 	 * btree_csum_one_bio.
 	 */
-	if (btrfs_is_zoned(fs_info)) {
+	if (btrfs_is_zoned(fs_info) && test_bit(EXTENT_BUFFER_DIRTY, &eb->bflags)) {
 		set_bit(EXTENT_BUFFER_ZONED_ZEROOUT, &eb->bflags);
 		return;
 	}
@@ -4193,6 +4183,7 @@ void set_extent_buffer_dirty(struct extent_buffer *eb)
 	num_folios = num_extent_folios(eb);
 	WARN_ON(atomic_read(&eb->refs) == 0);
 	WARN_ON(!test_bit(EXTENT_BUFFER_TREE_REF, &eb->bflags));
+	WARN_ON(test_bit(EXTENT_BUFFER_ZONED_ZEROOUT, &eb->bflags));
 
 	if (!was_dirty) {
 		bool subpage = eb->fs_info->nodesize < PAGE_SIZE;