Messages in this thread | | | Date | Mon, 30 Jan 2023 00:08:23 -0800 | From | Christoph Hellwig <> | Subject | Re: [RFC PATCH 1/7] block: Support creating a struct file from a block device |
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On Wed, Jan 25, 2023 at 10:33:53PM -0500, Demi Marie Obenour wrote: > The newly added blkdev_get_file() function allows kernel code to create > a struct file for any block device. The main use-case is for the > struct file to be exposed to userspace as a file descriptor. A future > patch will modify the DM_DEV_CREATE_CREATE ioctl to allow userspace to > get a file descriptor to the newly created block device, avoiding nasty > race conditions.
NAK. Do not add wierd side-way interfaces to the block layer.
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