Re: [PATCH v9 00/14] crypto: Add Intel Analytics Accelerator (IAA) crypto compression driver

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On Mon, Aug 07, 2023 at 03:37:12PM -0500, Tom Zanussi wrote:
> Hi, this is v9 of the IAA crypto driver, incorporating feedback from
> v8.
> 
> v9 changes:
> 
>   - Renamed drv_enable/disable_wq() to idxd_drv_enable/disable_wq()
>     and exported it, changing all existing callers as well as the
>     iaa_crypto driver.
> 
>   - While testing, ran into a use-after-free bug in the irq support
>     flagged by KASAN so fixed that up in iaa_compress() (added missing
>     disable_async check).
> 
>   - Also, while fixing the use-after-free bug, rearranged the out:
>     part of iaa_desc_complete() to make it cleaner.
> 
>   - Also for the verify cases, reversed the dma mapping by adding and
>     calling a new iaa_remap_for_verify() function, since verify
>     basically does a decompress after reversing the src and dst
>     buffers.
> 
>   - Added new Acked-by and Reviewed-by tags.

This adds a bunch of warnings for me:

../drivers/crypto/intel/iaa/iaa_crypto_main.c:2090:5: warning: no previous prototype for ‘wq_stats_show’ [-Wmissing-prototypes]
 2090 | int wq_stats_show(struct seq_file *m, void *v)
      |     ^~~~~~~~~~~~~
../drivers/crypto/intel/iaa/iaa_crypto_main.c:2106:5: warning: no previous prototype for ‘iaa_crypto_stats_reset’ [-Wmissing-prototypes]
 2106 | int iaa_crypto_stats_reset(void *data, u64 value)
      |     ^~~~~~~~~~~~~~~~~~~~~~

../drivers/crypto/intel/iaa/iaa_crypto_main.c:827:38: warning: incorrect type in argument 1 (different base types)
../drivers/crypto/intel/iaa/iaa_crypto_main.c:827:38:    expected unsigned long [usertype] size
../drivers/crypto/intel/iaa/iaa_crypto_main.c:827:38:    got restricted gfp_t
../drivers/crypto/intel/iaa/iaa_crypto_main.c:827:58: warning: incorrect type in argument 2 (different base types)
../drivers/crypto/intel/iaa/iaa_crypto_main.c:827:58:    expected restricted gfp_t [usertype] flags
../drivers/crypto/intel/iaa/iaa_crypto_main.c:827:58:    got unsigned long
../drivers/crypto/intel/iaa/iaa_crypto_main.c:2090:5: warning: symbol 'wq_stats_show' was not declared. Should it be static?
../drivers/crypto/intel/iaa/iaa_crypto_main.c:2106:5: warning: symbol 'iaa_crypto_stats_reset' was not declared. Should it be static?
../drivers/crypto/intel/iaa/iaa_crypto_main.c:2028:13: warning: context imbalance in 'iaa_crypto_remove' - different lock contexts for basic block

../drivers/crypto/intel/iaa/iaa_crypto_comp_fixed.c:10:11: warning: symbol 'fixed_ll_sym' was not declared. Should it be static?
../drivers/crypto/intel/iaa/iaa_crypto_comp_fixed.c:49:11: warning: symbol 'fixed_d_sym' was not declared. Should it be static?

Please fix before resubmitting.

Thanks,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



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