Messages in this thread | | | Date | Mon, 18 Sep 2023 16:57:55 -0400 | From | Sasha Levin <> | Subject | Re: [PATCH AUTOSEL 6.1 20/22] block: Allow bio_iov_iter_get_pages() with bio->bi_bdev unset |
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On Mon, Sep 11, 2023 at 07:15:18AM -0600, Jens Axboe wrote: >On 9/11/23 3:54 AM, Pavel Machek wrote: >> Hi! >> >>> From: Kent Overstreet <kent.overstreet@linux.dev> >>> >>> [ Upstream commit 168145f617d57bf4e474901b7ffa869337a802e6 ] >>> >>> bio_iov_iter_get_pages() trims the IO based on the block size of the >>> block device the IO will be issued to. >>> >>> However, bcachefs is a multi device filesystem; when we're creating the >>> bio we don't yet know which block device the bio will be submitted to - >>> we have to handle the alignment checks elsewhere. >>> >>> Thus this is needed to avoid a null ptr deref. >> >> We are certainly not going to backport bcachefs to -stable. Please >> drop. > >I already said as much 3 days ago: > >https://lore.kernel.org/all/cd341326-cfaf-4796-8894-2241e7b630d9@kernel.dk/ > >but didn't hear back yet.
Dropped, and sorry for lack of timely replies on this - I let them collect feedback for a few weeks before going through it and dropping what needs to be dropped.
-- Thanks, Sasha
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