Re: [f2fs-dev] [PATCH 3/3] f2fs: remove entire rb_entry sharing

[Chao Yu]

On 2023/3/14 4:12, Jaegeuk Kim wrote:
> This is a last part to remove the memory sharing for rb_tree in extent_cache.
>
> This should also fix arm32 memory alignment issue.
>
> [struct extent_node]               [struct rb_entry]
> [0] struct rb_node rb_node;        [0] struct rb_node rb_node;
>    union {                              union {
>      struct {                             struct {
> [16]  unsigned int fofs;           [12]    unsigned int ofs;
>        unsigned int len;                    unsigned int len;
>                                           };
>                                           unsigned long long key;
>                                         } __packed;
>
> Cc: <stable@xxxxxxxxxxxxxxx>
> Fixes: 13054c548a1c ("f2fs: introduce infra macro and data structure of rb-tree extent cache")
> Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>

Reviewed-by: Chao Yu <chao@xxxxxxxxxx>

Thanks,