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From: Ahmad Fatoum <a.fatoum@pengutronix.de>
To: "Ulrich Ölmann" <u.oelmann@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 11/18] block: parse partition table on block device registration
Date: Thu, 1 Jun 2023 12:33:15 +0200	[thread overview]
Message-ID: <32d84037-7af6-9453-9b51-ead44715ef5b@pengutronix.de> (raw)
In-Reply-To: <16c4cd3f-102b-9c3d-223c-03ab1325cf66@pengutronix.de>

On 01.06.23 10:31, Ahmad Fatoum wrote:
> On 01.06.23 10:24, Ulrich Ölmann wrote:
>> Hi Ahmad,
>>
>> again a small typo:
>>
>> On Wed, May 31 2023 at 16:59 +0200, Ahmad Fatoum <a.fatoum@pengutronix.de> wrote:
>>> Every instance where we register a block device, it's followed by an
>>
>> s/device, it's/device is/
> 
> I don't think that's correct. Should I change it to be On every instance [...]?

I see what you mean now. "Every instance [ ... ] is" is what I meant to say.
I will change it and add a comma before, where.

Thanks!
Ahmad

> 
> Thanks,
> Ahmad
> 
>>
>> Best regards
>> Ulrich
>>
>>
>>> attempt to parse the partition table, most often with a warning when
>>> it fails. Thus let's move partition table parsing into
>>> blockdevice_register.
>>>
>>> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
>>> ---
>>>  arch/sandbox/board/hostfile.c | 4 ----
>>>  common/block.c                | 6 ++++++
>>>  drivers/ata/disk_ata_drive.c  | 5 -----
>>>  drivers/block/efi-block-io.c  | 9 +--------
>>>  drivers/block/virtio_blk.c    | 8 +-------
>>>  drivers/mci/mci-core.c        | 6 ------
>>>  drivers/nvme/host/core.c      | 5 -----
>>>  drivers/usb/storage/usb.c     | 5 -----
>>>  8 files changed, 8 insertions(+), 40 deletions(-)
>>>
>>> diff --git a/arch/sandbox/board/hostfile.c b/arch/sandbox/board/hostfile.c
>>> index d0f400787d7a..a1ab06b87770 100644
>>> --- a/arch/sandbox/board/hostfile.c
>>> +++ b/arch/sandbox/board/hostfile.c
>>> @@ -166,10 +166,6 @@ static int hf_probe(struct device *dev)
>>>  		if (err)
>>>  			return err;
>>>  
>>> -		err = parse_partition_table(&priv->blk);
>>> -		if (err)
>>> -			dev_warn(dev, "No partition table found\n");
>>> -
>>>  		dev_info(dev, "registered as block device\n");
>>>  	} else {
>>>  		cdev->name = np->name;
>>> diff --git a/common/block.c b/common/block.c
>>> index c39269d3a692..98adcfdf3dab 100644
>>> --- a/common/block.c
>>> +++ b/common/block.c
>>> @@ -6,6 +6,7 @@
>>>   */
>>>  #include <common.h>
>>>  #include <block.h>
>>> +#include <disks.h>
>>>  #include <malloc.h>
>>>  #include <linux/err.h>
>>>  #include <linux/list.h>
>>> @@ -408,6 +409,11 @@ int blockdevice_register(struct block_device *blk)
>>>  
>>>  	cdev_create_default_automount(&blk->cdev);
>>>  
>>> +	/* Lack of partition table is unusual, but not a failure */
>>> +	ret = parse_partition_table(blk);
>>> +	if (ret)
>>> +		dev_warn(blk->dev, "No partition table found\n");
>>> +
>>>  	return 0;
>>>  }
>>>  
>>> diff --git a/drivers/ata/disk_ata_drive.c b/drivers/ata/disk_ata_drive.c
>>> index c1c736a0a88a..2d97710b827a 100644
>>> --- a/drivers/ata/disk_ata_drive.c
>>> +++ b/drivers/ata/disk_ata_drive.c
>>> @@ -254,11 +254,6 @@ static int ata_port_init(struct ata_port *port)
>>>  
>>>  	dev_info(dev, "registered /dev/%s\n", port->blk.cdev.name);
>>>  
>>> -	/* create partitions on demand */
>>> -	rc = parse_partition_table(&port->blk);
>>> -	if (rc != 0)
>>> -		dev_warn(dev, "No partition table found\n");
>>> -
>>>  	return 0;
>>>  
>>>  on_error:
>>> diff --git a/drivers/block/efi-block-io.c b/drivers/block/efi-block-io.c
>>> index eb4981e86298..7162106ab8ea 100644
>>> --- a/drivers/block/efi-block-io.c
>>> +++ b/drivers/block/efi-block-io.c
>>> @@ -12,7 +12,6 @@
>>>  #include <fcntl.h>
>>>  #include <efi.h>
>>>  #include <block.h>
>>> -#include <disks.h>
>>>  #include <efi/efi-payload.h>
>>>  #include <efi/efi-device.h>
>>>  #include <bootsource.h>
>>> @@ -184,16 +183,10 @@ static int efi_bio_probe(struct efi_device *efidev)
>>>  
>>>  	priv->media_id = media->media_id;
>>>  
>>> -	ret = blockdevice_register(&priv->blk);
>>> -	if (ret)
>>> -		return ret;
>>> -
>>>  	if (efi_get_bootsource() == efidev)
>>>  		bootsource_set_raw_instance(instance);
>>>  
>>> -	parse_partition_table(&priv->blk);
>>> -
>>> -	return 0;
>>> +	return blockdevice_register(&priv->blk);
>>>  }
>>>  
>>>  static struct efi_driver efi_bio_driver = {
>>> diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
>>> index 660f3a7b6b9b..11e52d9e6457 100644
>>> --- a/drivers/block/virtio_blk.c
>>> +++ b/drivers/block/virtio_blk.c
>>> @@ -105,13 +105,7 @@ static int virtio_blk_probe(struct virtio_device *vdev)
>>>  	priv->blk.num_blocks = cap;
>>>  	priv->blk.ops = &virtio_blk_ops;
>>>  
>>> -	ret = blockdevice_register(&priv->blk);
>>> -	if (ret)
>>> -		return ret;
>>> -
>>> -	parse_partition_table(&priv->blk);
>>> -
>>> -	return 0;
>>> +	return blockdevice_register(&priv->blk);
>>>  }
>>>  
>>>  static void virtio_blk_remove(struct virtio_device *vdev)
>>> diff --git a/drivers/mci/mci-core.c b/drivers/mci/mci-core.c
>>> index 6d0d6473770c..32edd5382386 100644
>>> --- a/drivers/mci/mci-core.c
>>> +++ b/drivers/mci/mci-core.c
>>> @@ -1900,12 +1900,6 @@ static int mci_register_partition(struct mci_part *part)
>>>  		return 0;
>>>  	}
>>>  
>>> -	rc = parse_partition_table(&part->blk);
>>> -	if (rc != 0) {
>>> -		/* Lack of partition table is unusual, but not a failure */
>>> -		dev_warn(&mci->dev, "No partition table found\n");
>>> -	}
>>> -
>>>  	if (np) {
>>>  		of_parse_partitions(&part->blk.cdev, np);
>>>  
>>> diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
>>> index bf9176ce0922..79a5f9325ef8 100644
>>> --- a/drivers/nvme/host/core.c
>>> +++ b/drivers/nvme/host/core.c
>>> @@ -1,6 +1,5 @@
>>>  // SPDX-License-Identifier: GPL-2.0-only
>>>  #include <common.h>
>>> -#include <disks.h>
>>>  
>>>  #include "nvme.h"
>>>  
>>> @@ -373,10 +372,6 @@ static void nvme_alloc_ns(struct nvme_ctrl *ctrl, unsigned nsid)
>>>  		goto out_free_id;
>>>  	}
>>>  
>>> -	ret = parse_partition_table(&ns->blk);
>>> -	if (ret)
>>> -		dev_warn(ctrl->dev, "No partition table found\n");
>>> -
>>>  	return;
>>>  out_free_id:
>>>  	kfree(id);
>>> diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
>>> index 103ae293a3a4..dda713196071 100644
>>> --- a/drivers/usb/storage/usb.c
>>> +++ b/drivers/usb/storage/usb.c
>>> @@ -420,11 +420,6 @@ static int usb_stor_add_blkdev(struct us_data *us, unsigned char lun)
>>>  		goto BadDevice;
>>>  	}
>>>  
>>> -	/* create partitions on demand */
>>> -	result = parse_partition_table(&pblk_dev->blk);
>>> -	if (result != 0)
>>> -		dev_warn(dev, "No partition table found\n");
>>> -
>>>  	list_add_tail(&pblk_dev->list, &us->blk_dev_list);
>>>  	dev_dbg(dev, "USB disk device successfully added\n");
> 

-- 
Pengutronix e.K.                           |                             |
Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |




  reply	other threads:[~2023-06-01 10:34 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-31 14:59 [PATCH 00/18] state: allow lookup of barebox state partition by Type GUID Ahmad Fatoum
2023-05-31 14:59 ` [PATCH 01/18] common: partitions: decouple from EFI GUID definition Ahmad Fatoum
2023-05-31 14:59 ` [PATCH 02/18] efi: define efi_guid_t as 32-bit aligned guid_t Ahmad Fatoum
2023-05-31 14:59 ` [PATCH 03/18] cdev: fix for_each_cdev macro Ahmad Fatoum
2023-05-31 15:37   ` Marco Felsch
2023-05-31 14:59 ` [PATCH 04/18] of: partition: support of_partition_ensure_probed on parent device Ahmad Fatoum
2023-05-31 16:30   ` Marco Felsch
2023-06-01  4:48     ` Ahmad Fatoum
2023-05-31 14:59 ` [PATCH 05/18] of: of_path: always call of_partition_ensure_probed before resolving Ahmad Fatoum
2023-05-31 16:34   ` Marco Felsch
2023-06-01  7:00   ` Ulrich Ölmann
2023-05-31 14:59 ` [PATCH 06/18] driver: add new cdev_is_partition helper Ahmad Fatoum
2023-05-31 16:36   ` Marco Felsch
2023-05-31 14:59 ` [PATCH 07/18] commands: stat: remove code duplication for type info Ahmad Fatoum
2023-05-31 16:44   ` Marco Felsch
2023-05-31 14:59 ` [PATCH 08/18] cdev: use more descriptive struct cdev::diskuuid/partuuid Ahmad Fatoum
2023-05-31 16:56   ` Marco Felsch
2023-05-31 14:59 ` [PATCH 09/18] cdev: record whether partition is parsed from OF Ahmad Fatoum
2023-05-31 17:04   ` Marco Felsch
2023-06-06 19:31     ` Ahmad Fatoum
2023-06-01  8:03   ` Ulrich Ölmann
2023-05-31 14:59 ` [PATCH 10/18] cdev: have devfs_add_partition return existing identical partition, not NULL Ahmad Fatoum
2023-05-31 17:23   ` Marco Felsch
2023-06-01  4:56     ` Ahmad Fatoum
2023-06-01  7:32       ` Sascha Hauer
2023-06-01  8:26       ` Marco Felsch
2023-06-01  7:36   ` Sascha Hauer
2023-06-07  8:06     ` Ahmad Fatoum
2023-05-31 14:59 ` [PATCH 11/18] block: parse partition table on block device registration Ahmad Fatoum
2023-05-31 17:25   ` Marco Felsch
2023-06-01  7:42   ` Sascha Hauer
2023-06-01  8:33     ` Marco Felsch
2023-06-06 19:30     ` Ahmad Fatoum
2023-06-01  8:24   ` Ulrich Ölmann
2023-06-01  8:31     ` Ahmad Fatoum
2023-06-01 10:33       ` Ahmad Fatoum [this message]
2023-05-31 14:59 ` [PATCH 12/18] common: partitions: record whether disk is GPT or MBR partitioned Ahmad Fatoum
2023-05-31 17:33   ` Marco Felsch
2023-06-01  5:08     ` Ahmad Fatoum
2023-06-01  5:58       ` Ahmad Fatoum
2023-06-01  8:19       ` Marco Felsch
2023-06-01 10:40         ` Ahmad Fatoum
2023-05-31 14:59 ` [PATCH 13/18] block: add cdev_is_block_(device,partition,disk) helpers Ahmad Fatoum
2023-05-31 17:35   ` Marco Felsch
2023-05-31 14:59 ` [PATCH 14/18] of: export new of_cdev_find helper Ahmad Fatoum
2023-05-31 17:41   ` Marco Felsch
2023-06-01  8:41   ` Ulrich Ölmann
2023-05-31 14:59 ` [PATCH 15/18] state: factor device path lookup into helper function Ahmad Fatoum
2023-05-31 17:54   ` Marco Felsch
2023-06-01  5:14     ` Ahmad Fatoum
2023-05-31 14:59 ` [PATCH 16/18] cdev: use cdev::dos_partition_type only if cdev_is_mbr_partitioned Ahmad Fatoum
2023-05-31 18:54   ` Marco Felsch
2023-06-01  5:30     ` Ahmad Fatoum
2023-05-31 14:59 ` [PATCH 17/18] common: partitions: efi: record type UUID in cdev Ahmad Fatoum
     [not found]   ` <20230531193130.fgmvxm27dh3gbvhh@pengutronix.de>
2023-06-06 19:28     ` Ahmad Fatoum
2023-06-07  8:55       ` Marco Felsch
2023-05-31 14:59 ` [PATCH 18/18] state: allow lookup of barebox state partition by Type GUID Ahmad Fatoum
2023-05-31 20:01   ` Marco Felsch
2023-06-01  5:49     ` Ahmad Fatoum
2023-06-01  8:11       ` Marco Felsch
2023-06-01 10:44         ` Ahmad Fatoum
2023-06-01  8:05   ` Sascha Hauer

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