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SubjectRe: [PATCH 00/12] radix-tree: split out struct radix_tree_root out to <linux/radix-tree-root.h>
On Mon, Oct 09, 2017 at 01:10:01AM +0900, Masahiro Yamada wrote:

<...>
>
> By splitting out the radix_tree_root definition,
> we can reduce the header file dependency.
>
> Reducing the header dependency will help for speeding the kernel
> build, suppressing unnecessary recompile of objects during
> git-bisect'ing, etc.

If we judge by the diffstat of this series, there won't be any
visible change in anything mentioned above.

<...>

>
> Masahiro Yamada (12):
> radix-tree: replace <linux/spinlock.h> with <linux/spinlock_types.h>
> radix-tree: split struct radix_tree_root to <linux/radix-tree-root.h>
> irqdomain: replace <linux/radix-tree.h> with <linux/radix-tree-root.h>
> writeback: replace <linux/radix-tree.h> with <linux/radix-tree-root.h>
> iocontext.h: replace <linux/radix-tree.h> with
> <linux/radix-tree-root.h>
> fs: replace <linux/radix-tree.h> with <linux/radix-tree-root.h>
> blkcg: replace <linux/radix-tree.h> with <linux/radix-tree-root.h>
> fscache: include <linux-radix-tree.h>
> sh: intc: replace <linux/radix-tree.h> with <linux/radix-tree-root.h>
> net/mlx4: replace <linux/radix-tree.h> with <linux/radix-tree-root.h>
> net/mlx5: replace <linux/radix-tree.h> with <linux/radix-tree-root.h>
> drm/i915: replace <linux/radix-tree.h> with <linux/radix-tree-root.h>
>
> drivers/gpu/drm/i915/i915_gem.c | 1 +
> drivers/gpu/drm/i915/i915_gem_context.c | 1 +
> drivers/gpu/drm/i915/i915_gem_context.h | 2 +-
> drivers/gpu/drm/i915/i915_gem_execbuffer.c | 1 +
> drivers/gpu/drm/i915/i915_gem_object.h | 1 +
> drivers/net/ethernet/mellanox/mlx4/cq.c | 1 +
> drivers/net/ethernet/mellanox/mlx4/mlx4.h | 2 +-
> drivers/net/ethernet/mellanox/mlx4/qp.c | 1 +
> drivers/net/ethernet/mellanox/mlx4/srq.c | 1 +
> drivers/sh/intc/internals.h | 2 +-
> include/linux/backing-dev-defs.h | 2 +-
> include/linux/blk-cgroup.h | 2 +-
> include/linux/fs.h | 2 +-
> include/linux/fscache.h | 1 +
> include/linux/iocontext.h | 2 +-
> include/linux/irqdomain.h | 2 +-
> include/linux/mlx4/device.h | 2 +-
> include/linux/mlx4/qp.h | 1 +
> include/linux/mlx5/driver.h | 2 +-
> include/linux/mlx5/qp.h | 1 +
> include/linux/radix-tree-root.h | 24 ++++++++++++++++++++++++
> include/linux/radix-tree.h | 8 ++------
> 22 files changed, 46 insertions(+), 16 deletions(-)
> create mode 100644 include/linux/radix-tree-root.h
>
> --
> 2.7.4
>
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