Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <1c0cbab1-f920-3565-f326-189cbac56da0@redhat.com>
Date:   Tue, 12 Jul 2022 16:24:06 +0200
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101
 Thunderbird/91.11.0
Subject: Re: [PATCH 00/10] drm: use idr_init_base() over idr_init() if
 applicable
Content-Language: en-US
To:     airlied@linux.ie, daniel@ffwll.ch, christian.koenig@amd.com,
        emma@anholt.net,
        Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc:     dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
References: <20220701185303.284082-1-dakr@redhat.com>
From:   Danilo Krummrich <dakr@redhat.com>
Organization: RedHat
In-Reply-To: <20220701185303.284082-1-dakr@redhat.com>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
Precedence: bulk

Hi Laurent,

On 7/1/22 20:52, dakr@redhat.com wrote:
> From: Danilo Krummrich <dakr@redhat.com>
> 
> This patch series initializes IDRs with idr_init_base(&idr, 1) rather than
> idr_init(&idr) in case for the particular IDR no IDs < 1 are ever requested -
> this avoids unnecessary tree walks.
>
Guess this would go through drm-misc too?

- Danilo

> Danilo Krummrich (10):
>    drm/amdgpu: use idr_init_base() to initialize mgr->ctx_handles
>    drm/amdgpu: use idr_init_base() to initialize fpriv->bo_list_handles
>    drm: use idr_init_base() to initialize master->magic_map
>    drm: use idr_init_base() to initialize master->lessee_idr
>    drm: use idr_init_base() to initialize mode_config.object_idr
>    drm: use idr_init_base() to initialize mode_config.tile_idr
>    drm/sis: use idr_init_base() to initialize dev_priv->object_idr
>    drm/v3d: use idr_init_base() to initialize v3d_priv->perfmon.idr
>    drm/via: use idr_init_base() to initialize dev_priv->object_idr
>    drm/todo: remove task for idr_init_base()
> 
>   Documentation/gpu/todo.rst              | 12 ------------
>   drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c |  2 +-
>   drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c |  2 +-
>   drivers/gpu/drm/drm_auth.c              |  4 ++--
>   drivers/gpu/drm/drm_mode_config.c       |  4 ++--
>   drivers/gpu/drm/sis/sis_drv.c           |  2 +-
>   drivers/gpu/drm/v3d/v3d_perfmon.c       |  2 +-
>   drivers/gpu/drm/via/via_map.c           |  2 +-
>   8 files changed, 9 insertions(+), 21 deletions(-)
>