From: Christoph Hellwig <hch@lst.de>
To: Maxim Levitsky <mlevitsk@redhat.com>
Cc: linux-kernel@vger.kernel.org, Keith Busch <kbusch@kernel.org>,
Josef Bacik <josef@toxicpanda.com>,
"open list:BLOCK LAYER" <linux-block@vger.kernel.org>,
Sagi Grimberg <sagi@grimberg.me>, Jens Axboe <axboe@kernel.dk>,
"open list:NVM EXPRESS DRIVER" <linux-nvme@lists.infradead.org>,
"open list:SCSI CDROM DRIVER" <linux-scsi@vger.kernel.org>,
Tejun Heo <tj@kernel.org>, Bart Van Assche <bvanassche@acm.org>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
Damien Le Moal <damien.lemoal@wdc.com>,
Jason Wang <jasowang@redhat.com>,
Maxim Levitsky <maximlevitsky@gmail.com>,
Stefan Hajnoczi <stefanha@redhat.com>,
Colin Ian King <colin.king@canonical.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Ulf Hansson <ulf.hansson@linaro.org>
Subject: Re: [PATCH 01/10] block: introduce blk_is_valid_logical_block_size
Date: Tue, 21 Jul 2020 17:13:13 +0200 [thread overview]
Message-ID: <20200721151313.GA10620@lst.de> (raw)
In-Reply-To: <20200721105239.8270-2-mlevitsk@redhat.com>
> +/**
> + * blk_check_logical_block_size - check if logical block size is supported
> + * by the kernel
> + * @size: the logical block size, in bytes
> + *
> + * Description:
> + * This function checks if the block layers supports given block size
> + **/
> +bool blk_is_valid_logical_block_size(unsigned int size)
> +{
> + return size >= SECTOR_SIZE && size <= PAGE_SIZE && !is_power_of_2(size);
Shouldn't this be a ... && is_power_of_2(size)?
> if (q->limits.io_min < q->limits.physical_block_size)
> q->limits.io_min = q->limits.physical_block_size;
> +
> }
This adds a pointless empty line.
> +extern bool blk_is_valid_logical_block_size(unsigned int size);
No need for externs on function declarations.
next prev parent reply other threads:[~2020-07-21 15:13 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-21 10:52 [PATCH 00/10] RFC: move logical block size checking to the block core Maxim Levitsky
2020-07-21 10:52 ` [PATCH 01/10] block: introduce blk_is_valid_logical_block_size Maxim Levitsky
2020-07-21 11:05 ` Damien Le Moal
2020-07-21 11:09 ` Maxim Levitsky
2020-07-21 11:31 ` Damien Le Moal
2020-07-21 15:13 ` Christoph Hellwig [this message]
2020-07-22 8:50 ` Maxim Levitsky
2020-07-23 9:13 ` [block] 4c873fbf07: WARNING:at_block/blk-settings.c:#blk_queue_logical_block_size kernel test robot
2020-07-21 10:52 ` [PATCH 02/10] block: virtio-blk: check logical block size Maxim Levitsky
2020-07-21 11:07 ` Damien Le Moal
2020-07-21 15:14 ` Christoph Hellwig
2020-07-22 2:55 ` Martin K. Petersen
2020-07-22 9:11 ` Maxim Levitsky
2020-07-21 10:52 ` [PATCH 03/10] block: loop: use blk_is_valid_logical_block_size Maxim Levitsky
2020-07-21 11:08 ` Damien Le Moal
2020-07-21 10:52 ` [PATCH 04/10] block: nbd: " Maxim Levitsky
2020-07-21 11:09 ` Damien Le Moal
2020-07-21 10:52 ` [PATCH 05/10] block: null: " Maxim Levitsky
2020-07-21 11:15 ` Damien Le Moal
2020-07-21 12:42 ` Maxim Levitsky
2020-07-21 10:52 ` [PATCH 06/10] block: ms_block: " Maxim Levitsky
2020-07-21 11:17 ` Damien Le Moal
2020-07-21 10:52 ` [PATCH 07/10] block: mspro_blk: " Maxim Levitsky
2020-07-21 11:17 ` Damien Le Moal
2020-07-21 10:52 ` [PATCH 08/10] block: nvme: " Maxim Levitsky
2020-07-21 11:23 ` Damien Le Moal
2020-07-21 10:52 ` [PATCH 09/10] block: scsi: sd: " Maxim Levitsky
2020-07-21 11:25 ` Damien Le Moal
2020-07-21 12:55 ` Maxim Levitsky
2020-07-21 10:52 ` [PATCH 10/10] block: scsi: sr: " Maxim Levitsky
2020-07-21 11:29 ` Damien Le Moal
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