VisionFive2 Linux kernel

StarFive Tech Linux Kernel for VisionFive (JH7110) boards (mirror)

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author: Christoph Hellwig <hch@lst.de> 2023-05-08 07:58:38 -0700 committer: Greg Kroah-Hartman <gregkh@linuxfoundation.org> 2023-07-19 16:36:56 +0200 commit: 1ea89213cdfec04758a57e2d7d0bfab79936aef2 parent: 1b532748ba00bd2a1d9b09e0d5e81280582c7770
Commit Summary:
btrfs: fix dirty_metadata_bytes for redirtied buffers
Diffstat:
3 files changed, 6 insertions, 9 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index dabc79c1af1b..fc59eb402443 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -4683,7 +4683,6 @@ void btrfs_mark_buffer_dirty(struct extent_buffer *buf)
 {
 	struct btrfs_fs_info *fs_info = buf->fs_info;
 	u64 transid = btrfs_header_generation(buf);
-	int was_dirty;
 
 #ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS
 	/*
@@ -4698,11 +4697,7 @@ void btrfs_mark_buffer_dirty(struct extent_buffer *buf)
 	if (transid != fs_info->generation)
 		WARN(1, KERN_CRIT "btrfs transid mismatch buffer %llu, found %llu running %llu\n",
 			buf->start, transid, fs_info->generation);
-	was_dirty = set_extent_buffer_dirty(buf);
-	if (!was_dirty)
-		percpu_counter_add_batch(&fs_info->dirty_metadata_bytes,
-					 buf->len,
-					 fs_info->dirty_metadata_batch);
+	set_extent_buffer_dirty(buf);
 #ifdef CONFIG_BTRFS_FS_CHECK_INTEGRITY
 	/*
 	 * Since btrfs_mark_buffer_dirty() can be called with item pointer set
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index a69a488605b2..e3ae55d8bae1 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4064,7 +4064,7 @@ void btrfs_clear_buffer_dirty(struct btrfs_trans_handle *trans,
 	WARN_ON(atomic_read(&eb->refs) == 0);
 }
 
-bool set_extent_buffer_dirty(struct extent_buffer *eb)
+void set_extent_buffer_dirty(struct extent_buffer *eb)
 {
 	int i;
 	int num_pages;
@@ -4099,13 +4099,14 @@ bool set_extent_buffer_dirty(struct extent_buffer *eb)
 					     eb->start, eb->len);
 		if (subpage)
 			unlock_page(eb->pages[0]);
+		percpu_counter_add_batch(&eb->fs_info->dirty_metadata_bytes,
+					 eb->len,
+					 eb->fs_info->dirty_metadata_batch);
 	}
 #ifdef CONFIG_BTRFS_DEBUG
 	for (i = 0; i < num_pages; i++)
 		ASSERT(PageDirty(eb->pages[i]));
 #endif
-
-	return was_dirty;
 }
 
 void clear_extent_buffer_uptodate(struct extent_buffer *eb)
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index aac7e6817e8f..c368e9f02c74 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -263,7 +263,7 @@ void extent_buffer_bitmap_set(const struct extent_buffer *eb, unsigned long star
 void extent_buffer_bitmap_clear(const struct extent_buffer *eb,
 				unsigned long start, unsigned long pos,
 				unsigned long len);
-bool set_extent_buffer_dirty(struct extent_buffer *eb);
+void set_extent_buffer_dirty(struct extent_buffer *eb);
 void set_extent_buffer_uptodate(struct extent_buffer *eb);
 void clear_extent_buffer_uptodate(struct extent_buffer *eb);
 int extent_buffer_under_io(const struct extent_buffer *eb);