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From: "Mattias Rönnblom" <hofors@lysator.liu.se>
To: David Marchand <david.marchand@redhat.com>, dev@dpdk.org
Cc: thomas@monjalon.net, bruce.richardson@intel.com,
	ktraynor@redhat.com,
	"Mattias Rönnblom" <mattias.ronnblom@ericsson.com>,
	"Tyler Retzlaff" <roretzla@linux.microsoft.com>,
	"Morten Brørup" <mb@smartsharesystems.com>
Subject: Re: [PATCH v3 1/4] bitset: fix build for GCC without experimental API
Date: Mon, 21 Oct 2024 19:57:28 +0200	[thread overview]
Message-ID: <d0912c99-7ae1-4cb7-b479-b93085d04a7b@lysator.liu.se> (raw)
In-Reply-To: <20241021160447.3538245-2-david.marchand@redhat.com>

On 2024-10-21 18:04, David Marchand wrote:
> For a reason similar to the change on bitops header, hide bitset
> implementation relying on experimental API.
> 
> Fixes: 99a1197647d8 ("eal: add bitset type")
> 
> Signed-off-by: David Marchand <david.marchand@redhat.com>
> ---
> Changes since v2:
> - added a runtime assert so that an application won't call those
>    experimental APIs,
> 
> ---
>   lib/eal/include/rte_bitset.h | 132 +++++++++++++++++++++++++++++++++++
>   1 file changed, 132 insertions(+)
> 
> diff --git a/lib/eal/include/rte_bitset.h b/lib/eal/include/rte_bitset.h
> index 27b7a2e34d..116121eec4 100644
> --- a/lib/eal/include/rte_bitset.h
> +++ b/lib/eal/include/rte_bitset.h
> @@ -255,7 +255,13 @@ __rte_experimental
>   static inline bool
>   rte_bitset_test(const uint64_t *bitset, size_t bit_num)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	return __RTE_BITSET_DELEGATE(rte_bit_test, bitset, bit_num);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(bit_num);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -277,7 +283,13 @@ __rte_experimental
>   static inline void
>   rte_bitset_set(uint64_t *bitset, size_t bit_num)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	__RTE_BITSET_DELEGATE(rte_bit_set, bitset, bit_num);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(bit_num);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -299,7 +311,13 @@ __rte_experimental
>   static inline void
>   rte_bitset_clear(uint64_t *bitset, size_t bit_num)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	__RTE_BITSET_DELEGATE(rte_bit_clear, bitset, bit_num);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(bit_num);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -323,7 +341,14 @@ __rte_experimental
>   static inline void
>   rte_bitset_assign(uint64_t *bitset, size_t bit_num, bool bit_value)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	__RTE_BITSET_DELEGATE_N(rte_bit_assign, bitset, bit_num, bit_value);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(bit_num);
> +	RTE_SET_USED(bit_value);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -345,7 +370,13 @@ __rte_experimental
>   static inline void
>   rte_bitset_flip(uint64_t *bitset, size_t bit_num)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	__RTE_BITSET_DELEGATE(rte_bit_flip, bitset, bit_num);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(bit_num);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -370,7 +401,14 @@ __rte_experimental
>   static inline bool
>   rte_bitset_atomic_test(const uint64_t *bitset, size_t bit_num, int memory_order)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	return __RTE_BITSET_DELEGATE_N(rte_bit_atomic_test, bitset, bit_num, memory_order);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(bit_num);
> +	RTE_SET_USED(memory_order);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -399,7 +437,14 @@ __rte_experimental
>   static inline void
>   rte_bitset_atomic_set(uint64_t *bitset, size_t bit_num, int memory_order)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	__RTE_BITSET_DELEGATE_N(rte_bit_atomic_set, bitset, bit_num, memory_order);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(bit_num);
> +	RTE_SET_USED(memory_order);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -428,7 +473,14 @@ __rte_experimental
>   static inline void
>   rte_bitset_atomic_clear(uint64_t *bitset, size_t bit_num, int memory_order)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	__RTE_BITSET_DELEGATE_N(rte_bit_atomic_clear, bitset, bit_num, memory_order);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(bit_num);
> +	RTE_SET_USED(memory_order);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -459,7 +511,15 @@ __rte_experimental
>   static inline void
>   rte_bitset_atomic_assign(uint64_t *bitset, size_t bit_num, bool bit_value, int memory_order)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	__RTE_BITSET_DELEGATE_N(rte_bit_atomic_assign, bitset, bit_num, bit_value, memory_order);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(bit_num);
> +	RTE_SET_USED(bit_value);
> +	RTE_SET_USED(memory_order);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -488,7 +548,14 @@ __rte_experimental
>   static inline void
>   rte_bitset_atomic_flip(uint64_t *bitset, size_t bit_num, int memory_order)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	__RTE_BITSET_DELEGATE_N(rte_bit_atomic_flip, bitset, bit_num, memory_order);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(bit_num);
> +	RTE_SET_USED(memory_order);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -524,7 +591,13 @@ __rte_experimental
>   static inline void
>   rte_bitset_clear_all(uint64_t *bitset, size_t size)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	rte_bitset_init(bitset, size);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(size);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -576,7 +649,13 @@ __rte_experimental
>   static inline size_t
>   rte_bitset_count_clear(const uint64_t *bitset, size_t size)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	return size - rte_bitset_count_set(bitset, size);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(size);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   #define __RTE_BITSET_FIND_FLAG_FIND_CLEAR (1U << 0)
> @@ -635,6 +714,7 @@ static inline ssize_t
>   __rte_bitset_find(const uint64_t *bitset, size_t size, size_t start_bit, size_t len,
>   		unsigned int flags)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	bool find_clear = flags & __RTE_BITSET_FIND_FLAG_FIND_CLEAR;
>   	bool may_wrap = flags & __RTE_BITSET_FIND_FLAG_WRAP;
>   	bool does_wrap = (start_bit + len) > size;
> @@ -655,6 +735,14 @@ __rte_bitset_find(const uint64_t *bitset, size_t size, size_t start_bit, size_t
>   		rc = __rte_bitset_find_nowrap(bitset, size, start_bit, len, find_clear);
>   
>   	return rc;
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(size);
> +	RTE_SET_USED(start_bit);
> +	RTE_SET_USED(len);
> +	RTE_SET_USED(flags);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -678,7 +766,13 @@ __rte_experimental
>   static inline ssize_t
>   rte_bitset_find_first_set(const uint64_t *bitset, size_t size)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	return __rte_bitset_find(bitset, size, 0, size, 0);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(size);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -708,7 +802,15 @@ __rte_experimental
>   static inline ssize_t
>   rte_bitset_find_set(const uint64_t *bitset, size_t size, size_t start_bit, size_t len)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	return __rte_bitset_find(bitset, size, start_bit, len, 0);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(size);
> +	RTE_SET_USED(start_bit);
> +	RTE_SET_USED(len);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -739,7 +841,15 @@ __rte_experimental
>   static inline ssize_t
>   rte_bitset_find_set_wrap(const uint64_t *bitset, size_t size, size_t start_bit, size_t len)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	return __rte_bitset_find(bitset, size, start_bit, len, __RTE_BITSET_FIND_FLAG_WRAP);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(size);
> +	RTE_SET_USED(start_bit);
> +	RTE_SET_USED(len);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -763,7 +873,13 @@ __rte_experimental
>   static inline ssize_t
>   rte_bitset_find_first_clear(const uint64_t *bitset, size_t size)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	return __rte_bitset_find(bitset, size, 0, size, __RTE_BITSET_FIND_FLAG_FIND_CLEAR);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(size);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -793,7 +909,15 @@ __rte_experimental
>   static inline ssize_t
>   rte_bitset_find_clear(const uint64_t *bitset, size_t size, size_t start_bit, size_t len)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	return __rte_bitset_find(bitset, size, start_bit, len, __RTE_BITSET_FIND_FLAG_FIND_CLEAR);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(size);
> +	RTE_SET_USED(start_bit);
> +	RTE_SET_USED(len);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**
> @@ -824,8 +948,16 @@ __rte_experimental
>   static inline ssize_t
>   rte_bitset_find_clear_wrap(const uint64_t *bitset, size_t size, size_t start_bit, size_t len)
>   {
> +#ifdef ALLOW_EXPERIMENTAL_API
>   	return __rte_bitset_find(bitset, size, start_bit, len,
>   		__RTE_BITSET_FIND_FLAG_FIND_CLEAR | __RTE_BITSET_FIND_FLAG_WRAP);
> +#else
> +	RTE_SET_USED(bitset);
> +	RTE_SET_USED(size);
> +	RTE_SET_USED(start_bit);
> +	RTE_SET_USED(len);
> +	RTE_VERIFY(false);
> +#endif
>   }
>   
>   /**

Reviewed-by: Mattias Rönnblom <mattias.ronnblom@ericsson.com>



  reply	other threads:[~2024-10-21 17:57 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-15 12:10 [PATCH 0/3] Enhance headers check David Marchand
2024-10-15 12:10 ` [PATCH 1/3] bitops: fix build for GCC without experimental API David Marchand
2024-10-15 12:47   ` Morten Brørup
2024-10-15 12:10 ` [PATCH 2/3] bitset: " David Marchand
2024-10-15 12:53   ` Morten Brørup
2024-10-15 14:13     ` Thomas Monjalon
2024-10-15 14:44       ` Morten Brørup
2024-10-15 19:58         ` Thomas Monjalon
2024-10-15 20:30           ` Morten Brørup
2024-10-15 12:10 ` [PATCH 3/3] buildtools/chkincs: check headers with stable API only David Marchand
2024-10-16 11:38 ` [PATCH v2 0/4] Enhance headers check David Marchand
2024-10-16 11:38   ` [PATCH v2 1/4] bitops: fix build for GCC without experimental API David Marchand
2024-10-16 11:38   ` [PATCH v2 2/4] bitset: " David Marchand
2024-10-16 14:14     ` Mattias Rönnblom
2024-10-16 15:36       ` David Marchand
2024-10-16 15:42         ` Morten Brørup
2024-10-16 16:03           ` Mattias Rönnblom
2024-10-16 16:17             ` Thomas Monjalon
2024-10-16 15:51         ` Mattias Rönnblom
2024-10-16 11:38   ` [PATCH v2 3/4] vhost: remove internal vDPA API description from public header David Marchand
2024-10-16 11:47     ` Maxime Coquelin
2024-10-16 11:38   ` [PATCH v2 4/4] buildtools/chkincs: check headers with stable API only David Marchand
2024-10-16 20:40   ` [PATCH v2 0/4] Enhance headers check David Marchand
2024-10-21 16:04 ` [PATCH v3 " David Marchand
2024-10-21 16:04   ` [PATCH v3 1/4] bitset: fix build for GCC without experimental API David Marchand
2024-10-21 17:57     ` Mattias Rönnblom [this message]
2024-10-21 16:04   ` [PATCH v3 2/4] buildtools/chkincs: check headers with stable API only David Marchand
2024-10-21 16:06     ` Bruce Richardson
2024-10-21 16:04   ` [PATCH v3 3/4] bus/ifpga: use C linkage where appropriate in driver header David Marchand
2024-10-21 18:01     ` Mattias Rönnblom
2024-10-22 19:27       ` David Marchand
2024-10-21 16:04   ` [PATCH v3 4/4] buildtools/chkincs: check driver specific headers David Marchand
2024-10-21 16:23   ` [PATCH v3 0/4] Enhance headers check Morten Brørup
2024-10-23 14:39   ` David Marchand

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