With 2k blocksize the maximum number extent buffers per page will be 2. We
should be computing this value at runtime. For now, Let's work with the
hardcoded value.
Signed-off-by: Chandan Rajendra <chan...@linux.vnet.ibm.com>
---
fs/btrfs/extent_io.h | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 71100ad..6cc5ed2 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -123,7 +123,12 @@ struct extent_state {
#define INLINE_EXTENT_BUFFER_PAGES 16
#define MAX_INLINE_EXTENT_BUFFER_SIZE (INLINE_EXTENT_BUFFER_PAGES *
PAGE_CACHE_SIZE)
-#define MAX_EXTENT_BUFFERS_PER_PAGE 16
+
+#if 0
+#define MAX_EXTENT_BUFFERS_PER_PAGE 1
+#else
+#define MAX_EXTENT_BUFFERS_PER_PAGE 2
+#endif
struct extent_buffer {
u64 start;
--
1.8.3.1
--
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