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From: Kevin Wolf <kwolf@redhat.com>
To: Max Reitz <mreitz@redhat.com>
Cc: qemu-devel@nongnu.org, qemu-block@nongnu.org
Subject: Re: [PATCH v3 13/33] block: Add child_of_bds
Date: Wed, 6 May 2020 14:59:51 +0200	[thread overview]
Message-ID: <20200506125951.GD6333@linux.fritz.box> (raw)
In-Reply-To: <20200218124242.584644-14-mreitz@redhat.com>

Am 18.02.2020 um 13:42 hat Max Reitz geschrieben:
> Any current user of child_file, child_format, and child_backing can and
> should use this generic BdrvChildClass instead, as it can handle all of
> these cases.  However, to be able to do so, the users must pass the
> appropriate BdrvChildRole when the child is created/attached.  (The
> following commits will take care of that.)
> 
> Signed-off-by: Max Reitz <mreitz@redhat.com>
> Reviewed-by: Eric Blake <eblake@redhat.com>

>  block.c                   | 27 +++++++++++++++++++++++++++
>  include/block/block_int.h |  1 +
>  2 files changed, 28 insertions(+)
> 
> diff --git a/block.c b/block.c
> index 0f24546863..1d33f58ff8 100644
> --- a/block.c
> +++ b/block.c
> @@ -1094,6 +1094,33 @@ static void bdrv_inherited_options(BdrvChildRole role, bool parent_is_format,
>      *child_flags = flags;
>  }
>  
> +static int bdrv_backing_update_filename(BdrvChild *c, BlockDriverState *base,
> +                                        const char *filename, Error **errp);

Actually, I should have saved the comment on the previous patch for this
one. The forward declaration could easily be avoided by moving
child_of_bds down to after bdrv_backing_update_filename().

Kevin



  reply	other threads:[~2020-05-06 13:01 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-18 12:42 [PATCH v3 00/33] block: Introduce real BdrvChildRole Max Reitz
2020-02-18 12:42 ` [PATCH v3 01/33] block: Add BlockDriver.is_format Max Reitz
2020-02-18 12:42 ` [PATCH v3 02/33] block: Rename BdrvChildRole to BdrvChildClass Max Reitz
2020-02-18 12:42 ` [PATCH v3 03/33] block: Add BdrvChildRole and BdrvChildRoleBits Max Reitz
2020-02-18 13:05   ` Eric Blake
2020-05-05 11:19   ` Kevin Wolf
2020-05-05 11:59     ` Max Reitz
2020-05-05 12:54       ` Kevin Wolf
2020-05-05 13:20         ` Max Reitz
2020-05-05 13:38           ` Kevin Wolf
2020-02-18 12:42 ` [PATCH v3 04/33] block: Add BdrvChildRole to BdrvChild Max Reitz
2020-02-18 13:06   ` Eric Blake
2020-02-18 12:42 ` [PATCH v3 05/33] block: Pass BdrvChildRole to bdrv_child_perm() Max Reitz
2020-02-18 12:42 ` [PATCH v3 06/33] block: Pass BdrvChildRole to .inherit_options() Max Reitz
2020-02-18 12:42 ` [PATCH v3 07/33] block: Pass parent_is_format " Max Reitz
2020-02-18 12:42 ` [PATCH v3 08/33] block: Rename bdrv_inherited_options() Max Reitz
2020-02-18 12:42 ` [PATCH v3 09/33] block: Add generic bdrv_inherited_options() Max Reitz
2020-05-06 10:37   ` Kevin Wolf
2020-05-06 13:11     ` Kevin Wolf
2020-05-07  9:18       ` Max Reitz
2020-05-07  8:49     ` Max Reitz
2020-05-07 11:19       ` Kevin Wolf
2020-05-07 11:34         ` Max Reitz
2020-02-18 12:42 ` [PATCH v3 10/33] block: Use bdrv_inherited_options() Max Reitz
2020-02-18 12:42 ` [PATCH v3 11/33] block: Unify bdrv_child_cb_attach() Max Reitz
2020-02-18 12:42 ` [PATCH v3 12/33] block: Unify bdrv_child_cb_detach() Max Reitz
2020-05-06 12:41   ` Kevin Wolf
2020-05-07  9:09     ` Max Reitz
2020-02-18 12:42 ` [PATCH v3 13/33] block: Add child_of_bds Max Reitz
2020-05-06 12:59   ` Kevin Wolf [this message]
2020-02-18 12:42 ` [PATCH v3 14/33] block: Distinguish paths in *_format_default_perms Max Reitz
2020-02-18 12:42 ` [PATCH v3 15/33] block: Pull out bdrv_default_perms_for_backing() Max Reitz
2020-05-06 13:21   ` Kevin Wolf
2020-05-07  9:19     ` Max Reitz
2020-02-18 12:42 ` [PATCH v3 16/33] block: Pull out bdrv_default_perms_for_storage() Max Reitz
2020-02-18 12:42 ` [PATCH v3 17/33] block: Split bdrv_default_perms_for_storage() Max Reitz
2020-02-18 12:42 ` [PATCH v3 18/33] block: Add bdrv_default_perms() Max Reitz
2020-05-06 13:47   ` Kevin Wolf
2020-05-07  9:26     ` Max Reitz
2020-02-18 12:42 ` [PATCH v3 19/33] raw-format: Split raw_read_options() Max Reitz
2020-02-18 12:42 ` [PATCH v3 20/33] block: Switch child_format users to child_of_bds Max Reitz
2020-02-18 13:10   ` Eric Blake
2020-02-18 12:42 ` [PATCH v3 21/33] block: Drop child_format Max Reitz
2020-02-18 12:42 ` [PATCH v3 22/33] block: Make backing files child_of_bds children Max Reitz
2020-05-06 16:37   ` Kevin Wolf
2020-05-07  9:28     ` Max Reitz
2020-02-18 12:42 ` [PATCH v3 23/33] block: Drop child_backing Max Reitz
2020-02-18 12:42 ` [PATCH v3 24/33] block: Make format drivers use child_of_bds Max Reitz
2020-02-18 12:42 ` [PATCH v3 25/33] block: Make filter " Max Reitz
2020-02-18 12:42 ` [PATCH v3 26/33] block: Use child_of_bds in remaining places Max Reitz
2020-05-06 17:04   ` Kevin Wolf
2020-05-07  9:33     ` Max Reitz
2020-05-07 11:32       ` Kevin Wolf
2020-02-18 12:42 ` [PATCH v3 27/33] tests: Use child_of_bds instead of child_file Max Reitz
2020-02-18 12:42 ` [PATCH v3 28/33] block: Use bdrv_default_perms() Max Reitz
2020-02-18 12:42 ` [PATCH v3 29/33] block: Make bdrv_filter_default_perms() static Max Reitz
2020-02-18 12:42 ` [PATCH v3 30/33] block: Drop bdrv_format_default_perms() Max Reitz
2020-02-18 12:42 ` [PATCH v3 31/33] block: Drop child_file Max Reitz
2020-02-18 12:42 ` [PATCH v3 32/33] block: Pass BdrvChildRole in remaining cases Max Reitz
2020-05-06 17:13   ` Kevin Wolf
2020-05-07  9:36     ` Max Reitz
2020-05-07 11:40       ` Kevin Wolf
2020-02-18 12:42 ` [PATCH v3 33/33] block: Drop @child_class from bdrv_child_perm() Max Reitz

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