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* [PATCH] crypto: arm64/sha - Add declarations for assembly variables
@ 2020-08-25  1:34 Herbert Xu
  2020-08-25 13:59 ` Ard Biesheuvel
  0 siblings, 1 reply; 2+ messages in thread
From: Herbert Xu @ 2020-08-25  1:34 UTC (permalink / raw)
  To: Linux Crypto Mailing List; +Cc: Ard Biesheuvel, Matthias Kaehlcke

This patch adds declarations for variables only used by assembly
code to silence compiler warnings:

  CC [M]  arch/arm64/crypto/sha1-ce-glue.o
  AS [M]  arch/arm64/crypto/sha1-ce-core.o
  CC [M]  arch/arm64/crypto/sha2-ce-glue.o
  AS [M]  arch/arm64/crypto/sha2-ce-core.o
  CHECK   ../arch/arm64/crypto/sha1-ce-glue.c
  CHECK   ../arch/arm64/crypto/sha2-ce-glue.c
../arch/arm64/crypto/sha1-ce-glue.c:38:11: warning: symbol 'sha1_ce_offsetof_count' was not declared. Should it be static?
../arch/arm64/crypto/sha1-ce-glue.c:39:11: warning: symbol 'sha1_ce_offsetof_finalize' was not declared. Should it be static?
../arch/arm64/crypto/sha2-ce-glue.c:38:11: warning: symbol 'sha256_ce_offsetof_count' was not declared. Should it be static?
../arch/arm64/crypto/sha2-ce-glue.c:40:11: warning: symbol 'sha256_ce_offsetof_finalize' was not declared. Should it be static?

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/arch/arm64/crypto/sha1-ce-glue.c b/arch/arm64/crypto/sha1-ce-glue.c
index 565ef604ca04..c63b99211db3 100644
--- a/arch/arm64/crypto/sha1-ce-glue.c
+++ b/arch/arm64/crypto/sha1-ce-glue.c
@@ -25,6 +25,9 @@ struct sha1_ce_state {
 	u32			finalize;
 };
 
+extern const u32 sha1_ce_offsetof_count;
+extern const u32 sha1_ce_offsetof_finalize;
+
 asmlinkage void sha1_ce_transform(struct sha1_ce_state *sst, u8 const *src,
 				  int blocks);
 
diff --git a/arch/arm64/crypto/sha2-ce-glue.c b/arch/arm64/crypto/sha2-ce-glue.c
index 9450d19b9e6e..5e956d7582a5 100644
--- a/arch/arm64/crypto/sha2-ce-glue.c
+++ b/arch/arm64/crypto/sha2-ce-glue.c
@@ -25,6 +25,9 @@ struct sha256_ce_state {
 	u32			finalize;
 };
 
+extern const u32 sha256_ce_offsetof_count;
+extern const u32 sha256_ce_offsetof_finalize;
+
 asmlinkage void sha2_ce_transform(struct sha256_ce_state *sst, u8 const *src,
 				  int blocks);
 
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] crypto: arm64/sha - Add declarations for assembly variables
  2020-08-25  1:34 [PATCH] crypto: arm64/sha - Add declarations for assembly variables Herbert Xu
@ 2020-08-25 13:59 ` Ard Biesheuvel
  0 siblings, 0 replies; 2+ messages in thread
From: Ard Biesheuvel @ 2020-08-25 13:59 UTC (permalink / raw)
  To: Herbert Xu; +Cc: Linux Crypto Mailing List, Ard Biesheuvel, Matthias Kaehlcke

On Tue, 25 Aug 2020 at 03:41, Herbert Xu <herbert@gondor.apana.org.au> wrote:
>
> This patch adds declarations for variables only used by assembly
> code to silence compiler warnings:
>
>   CC [M]  arch/arm64/crypto/sha1-ce-glue.o
>   AS [M]  arch/arm64/crypto/sha1-ce-core.o
>   CC [M]  arch/arm64/crypto/sha2-ce-glue.o
>   AS [M]  arch/arm64/crypto/sha2-ce-core.o
>   CHECK   ../arch/arm64/crypto/sha1-ce-glue.c
>   CHECK   ../arch/arm64/crypto/sha2-ce-glue.c
> ../arch/arm64/crypto/sha1-ce-glue.c:38:11: warning: symbol 'sha1_ce_offsetof_count' was not declared. Should it be static?
> ../arch/arm64/crypto/sha1-ce-glue.c:39:11: warning: symbol 'sha1_ce_offsetof_finalize' was not declared. Should it be static?
> ../arch/arm64/crypto/sha2-ce-glue.c:38:11: warning: symbol 'sha256_ce_offsetof_count' was not declared. Should it be static?
> ../arch/arm64/crypto/sha2-ce-glue.c:40:11: warning: symbol 'sha256_ce_offsetof_finalize' was not declared. Should it be static?
>
> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

Acked-by: Ard Biesheuvel <ardb@kernel.org>

>
> diff --git a/arch/arm64/crypto/sha1-ce-glue.c b/arch/arm64/crypto/sha1-ce-glue.c
> index 565ef604ca04..c63b99211db3 100644
> --- a/arch/arm64/crypto/sha1-ce-glue.c
> +++ b/arch/arm64/crypto/sha1-ce-glue.c
> @@ -25,6 +25,9 @@ struct sha1_ce_state {
>         u32                     finalize;
>  };
>
> +extern const u32 sha1_ce_offsetof_count;
> +extern const u32 sha1_ce_offsetof_finalize;
> +
>  asmlinkage void sha1_ce_transform(struct sha1_ce_state *sst, u8 const *src,
>                                   int blocks);
>
> diff --git a/arch/arm64/crypto/sha2-ce-glue.c b/arch/arm64/crypto/sha2-ce-glue.c
> index 9450d19b9e6e..5e956d7582a5 100644
> --- a/arch/arm64/crypto/sha2-ce-glue.c
> +++ b/arch/arm64/crypto/sha2-ce-glue.c
> @@ -25,6 +25,9 @@ struct sha256_ce_state {
>         u32                     finalize;
>  };
>
> +extern const u32 sha256_ce_offsetof_count;
> +extern const u32 sha256_ce_offsetof_finalize;
> +
>  asmlinkage void sha2_ce_transform(struct sha256_ce_state *sst, u8 const *src,
>                                   int blocks);
>
> --
> Email: Herbert Xu <herbert@gondor.apana.org.au>
> Home Page: http://gondor.apana.org.au/~herbert/
> PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

^ permalink raw reply	[flat|nested] 2+ messages in thread

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