Re: [dm-crypt] [PATCH v3 0/2] dm crypt: some fixes to support dm-crypt running in softirq context

Mikulas Patocka <[email protected]> Mon, 4 Jan 2021 12:04:59 -0500 (EST)

Newsgroups	de.saout.dm-crypt,dev.linux.lists.dm-devel,org.kernel.vger.linux-btrfs,org.kernel.vger.linux-kernel
Message-ID	<alpine.LRH.2.02.2101041204010.2157@file01.intranet.prod.int.rdu2.redhat.com>


On Mon, 4 Jan 2021, Ignat Korchagin wrote:

> Changes from v1:
>   * 0001: handle memory allocation failure for GFP_ATOMIC
> 
> Changes from v2:
>   * reordered patches
>   * 0002: crypt_convert will be retried from a workqueue, when a crypto request
>     allocation fails with GFP_ATOMIC instead of just returning an IO error to
>     the user
> 
> Ignat Korchagin (2):
>   dm crypt: do not wait for backlogged crypto request completion in
>     softirq
>   dm crypt: use GFP_ATOMIC when allocating crypto requests from softirq
> 
>  drivers/md/dm-crypt.c | 138 +++++++++++++++++++++++++++++++++++++-----
>  1 file changed, 123 insertions(+), 15 deletions(-)
> 
> -- 
> 2.20.1
> 

Acked-by: Mikulas Patocka <[email protected]>

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