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SubjectRe: [PATCH V2] ext4: use rcu API in debug_print_tree
On Fri, Dec 13, 2019 at 10:33:07PM +0700, Phong Tran wrote:
> struct ext4_sb_info.system_blks was marked __rcu.
> But access the pointer without using RCU lock and dereference.
> Sparse warning with __rcu notation:
>
> block_validity.c:139:29: warning: incorrect type in argument 1 (different address spaces)
> block_validity.c:139:29: expected struct rb_root const *
> block_validity.c:139:29: got struct rb_root [noderef] <asn:4> *
>
> Reviewed-by: Jan Kara <jack@suse.cz>
> Signed-off-by: Phong Tran <tranmanphong@gmail.com>

Applied, thanks.

- Ted

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