Re: linux-next: manual merge of the vfs tree with the fscrypt tree

From: Stephen Rothwell
Date: Tue May 07 2019 - 21:05:04 EST


Hi all,

On Fri, 3 May 2019 11:09:51 +1000 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Today's linux-next merge of the vfs tree got a conflict in:
>
> fs/ext4/super.c
> fs/f2fs/super.c
>
> between commit:
>
> 2c58d548f570 ("fscrypt: cache decrypted symlink target in ->i_link")
>
> from the fscrypt tree and commits:
>
> 94053139d482 ("ext4: make use of ->free_inode()")
> d01718a050d0 ("f2fs: switch to ->free_inode()")
>
> from the vfs tree.
>
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging. You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
>
> Thanks, Al, for the heads up and example merge.
>
> --
> Cheers,
> Stephen Rothwell
>
> diff --cc fs/ext4/super.c
> index 489cdeeab789,981f702848e7..000000000000
> --- a/fs/ext4/super.c
> +++ b/fs/ext4/super.c
> @@@ -1111,12 -1107,8 +1111,9 @@@ static int ext4_drop_inode(struct inod
> return drop;
> }
>
> - static void ext4_i_callback(struct rcu_head *head)
> + static void ext4_free_in_core_inode(struct inode *inode)
> {
> - struct inode *inode = container_of(head, struct inode, i_rcu);
> -
> + fscrypt_free_inode(inode);
> -
> kmem_cache_free(ext4_inode_cachep, EXT4_I(inode));
> }
>
> diff --cc fs/f2fs/super.c
> index f7605b3ff1f9,9924eac76254..000000000000
> --- a/fs/f2fs/super.c
> +++ b/fs/f2fs/super.c
> @@@ -1000,12 -1000,8 +1000,9 @@@ static void f2fs_dirty_inode(struct ino
> f2fs_inode_dirtied(inode, false);
> }
>
> - static void f2fs_i_callback(struct rcu_head *head)
> + static void f2fs_free_inode(struct inode *inode)
> {
> - struct inode *inode = container_of(head, struct inode, i_rcu);
> -
> + fscrypt_free_inode(inode);
> -
> kmem_cache_free(f2fs_inode_cachep, F2FS_I(inode));
> }
>

This is now a conflict between the fscrypt tree and Linus' tree.

--
Cheers,
Stephen Rothwell

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