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Re: [PATCH 19/23] [AARCH64] delouse input arguments in system functions

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  Re: [PATCH 19/23] [AARCH64] delouse input arguments in system functions Andreas Schwab <schwab@suse.de> - 2016-06-29 09:50 +0200

#1433520 — Re: [PATCH 19/23] [AARCH64] delouse input arguments in system functions

Yury Norov <ynorov@caviumnetworks.com> writes:

> @@ -174,6 +177,7 @@ _dl_tlsdesc_dynamic:
>  	stp	x29, x30, [sp,#-(32+16*NSAVEXREGPAIRS)]!
>  	cfi_adjust_cfa_offset (32+16*NSAVEXREGPAIRS)
>  	mov	x29, sp
> +	DELOUSE(0)
>  
>  	/* Save just enough registers to support fast path, if we fall
>  	   into slow path we will save additional registers.  */
> @@ -188,6 +192,7 @@ _dl_tlsdesc_dynamic:
>  	   td->entry) and thus it synchronizes with the release store to
>  	   td->entry in _dl_tlsdesc_resolve_rela_fixup ensuring that the load
>  	   from [x0,#PTR_SIZE] here happens after the initialization of td->arg.  */
> +	DELOUSE(0)

Once is enough.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."

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