From: Thomas Monjalon <thomas@monjalon.net>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: dev@dpdk.org, anatoly.burakov@intel.com, david.marchand@redhat.com
Subject: Re: [dpdk-dev] [PATCH v2] eal/rte_malloc: add alloc_size() attribute to allocation functions
Date: Mon, 19 Oct 2020 16:13:46 +0200 [thread overview]
Message-ID: <11702768.X94JZly3y1@thomas> (raw)
In-Reply-To: <20201015005524.24659-1-stephen@networkplumber.org>
15/10/2020 02:55, Stephen Hemminger:
> By using the alloc_size() attribute the compiler can optimize
> better and detect errors at compile time.
>
> For example, Gcc will fail one of the invalid allocation examples
> in app/test/test_malloc.c because the allocation is outside the
> limits of memory.
>
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
> v2 - rebase onto correct branch (main)
[...]
> +/**
> + * Tells compiler that the function returns a value that points to
> + * memory, where the size is given by the one or two arguments.
> + * Used by compiler to validate object size.
> + */
> +#if defined(RTE_CC_GCC) || defined(RTE_CC_CLANG)
> +#define __rte_alloc_size(...) \
> + __attribute__((alloc_size(__VA_ARGS__)))
> +#else
> +#define __rte_alloc_size(...)
> +#endif
Not sure about the rebase: RTE_CC_GCC and RTE_CC_CLANG don't exist.
next prev parent reply other threads:[~2020-10-19 14:13 UTC|newest]
Thread overview: 172+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-17 17:49 [dpdk-dev] [RFC] ethdev: introduce Rx buffer split Slava Ovsiienko
2020-09-17 16:55 ` Andrew Rybchenko
2020-10-01 8:54 ` Slava Ovsiienko
2020-10-12 8:45 ` Andrew Rybchenko
2020-10-12 9:56 ` Slava Ovsiienko
2020-10-12 15:14 ` Thomas Monjalon
2020-10-12 15:28 ` Ananyev, Konstantin
2020-10-12 15:34 ` Slava Ovsiienko
2020-10-12 15:56 ` Ananyev, Konstantin
2020-10-12 15:59 ` Slava Ovsiienko
2020-10-12 16:52 ` Thomas Monjalon
2020-10-12 16:03 ` Andrew Rybchenko
2020-10-12 16:10 ` Slava Ovsiienko
2020-10-13 21:59 ` Ferruh Yigit
2020-10-14 7:17 ` Thomas Monjalon
2020-10-14 7:37 ` Slava Ovsiienko
2020-10-05 6:26 ` [dpdk-dev] [PATCH 0/5] " Viacheslav Ovsiienko
2020-10-05 6:26 ` [dpdk-dev] [PATCH 1/5] " Viacheslav Ovsiienko
2020-10-05 6:26 ` [dpdk-dev] [PATCH 2/5] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-05 6:26 ` [dpdk-dev] [PATCH 3/5] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-05 6:26 ` [dpdk-dev] [PATCH 4/5] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-05 6:26 ` [dpdk-dev] [PATCH 5/5] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-07 15:06 ` [dpdk-dev] [PATCH v2 0/9] ethdev: introduce Rx buffer split Viacheslav Ovsiienko
2020-10-07 15:06 ` [dpdk-dev] [PATCH v2 1/9] " Viacheslav Ovsiienko
2020-10-11 22:17 ` Thomas Monjalon
2020-10-12 9:40 ` Slava Ovsiienko
2020-10-12 10:09 ` Thomas Monjalon
2020-10-07 15:06 ` [dpdk-dev] [PATCH v2 2/9] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-07 15:06 ` [dpdk-dev] [PATCH v2 3/9] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-07 15:06 ` [dpdk-dev] [PATCH v2 4/9] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-07 15:06 ` [dpdk-dev] [PATCH v2 5/9] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-07 15:06 ` [dpdk-dev] [PATCH v2 6/9] net/mlx5: add extended Rx queue setup routine Viacheslav Ovsiienko
2020-10-07 15:06 ` [dpdk-dev] [PATCH v2 7/9] net/mlx5: configure Rx queue to support split Viacheslav Ovsiienko
2020-10-07 15:06 ` [dpdk-dev] [PATCH v2 8/9] net/mlx5: register multiple pool for Rx queue Viacheslav Ovsiienko
2020-10-07 15:06 ` [dpdk-dev] [PATCH v2 9/9] net/mlx5: update Rx datapath to support split Viacheslav Ovsiienko
2020-10-12 16:19 ` [dpdk-dev] [PATCH v3 0/9] ethdev: introduce Rx buffer split Viacheslav Ovsiienko
2020-10-12 16:19 ` [dpdk-dev] [PATCH v3 1/9] " Viacheslav Ovsiienko
2020-10-12 16:38 ` Andrew Rybchenko
2020-10-12 17:03 ` Thomas Monjalon
2020-10-12 17:11 ` Andrew Rybchenko
2020-10-12 20:22 ` Slava Ovsiienko
2020-10-12 17:11 ` Slava Ovsiienko
2020-10-12 16:19 ` [dpdk-dev] [PATCH v3 2/9] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-12 16:19 ` [dpdk-dev] [PATCH v3 3/9] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-12 16:19 ` [dpdk-dev] [PATCH v3 4/9] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-12 16:19 ` [dpdk-dev] [PATCH v3 5/9] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-12 16:19 ` [dpdk-dev] [PATCH v3 6/9] net/mlx5: add extended Rx queue setup routine Viacheslav Ovsiienko
2020-10-12 16:19 ` [dpdk-dev] [PATCH v3 7/9] net/mlx5: configure Rx queue to support split Viacheslav Ovsiienko
2020-10-12 16:19 ` [dpdk-dev] [PATCH v3 8/9] net/mlx5: register multiple pool for Rx queue Viacheslav Ovsiienko
2020-10-12 16:19 ` [dpdk-dev] [PATCH v3 9/9] net/mlx5: update Rx datapath to support split Viacheslav Ovsiienko
2020-10-12 20:09 ` [dpdk-dev] [PATCH v4 0/9] ethdev: introduce Rx buffer split Viacheslav Ovsiienko
2020-10-12 20:09 ` [dpdk-dev] [PATCH v4 1/9] " Viacheslav Ovsiienko
2020-10-12 20:09 ` [dpdk-dev] [PATCH v4 2/9] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-12 20:09 ` [dpdk-dev] [PATCH v4 3/9] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-12 20:09 ` [dpdk-dev] [PATCH v4 4/9] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-12 20:09 ` [dpdk-dev] [PATCH v4 5/9] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-12 20:09 ` [dpdk-dev] [PATCH v4 6/9] net/mlx5: add extended Rx queue setup routine Viacheslav Ovsiienko
2020-10-12 20:10 ` [dpdk-dev] [PATCH v4 7/9] net/mlx5: configure Rx queue to support split Viacheslav Ovsiienko
2020-10-12 20:10 ` [dpdk-dev] [PATCH v4 8/9] net/mlx5: register multiple pool for Rx queue Viacheslav Ovsiienko
2020-10-12 20:10 ` [dpdk-dev] [PATCH v4 9/9] net/mlx5: update Rx datapath to support split Viacheslav Ovsiienko
2020-10-13 19:21 ` [dpdk-dev] [PATCH v5 0/6] ethdev: introduce Rx buffer split Viacheslav Ovsiienko
2020-10-13 19:21 ` [dpdk-dev] [PATCH v5 1/6] " Viacheslav Ovsiienko
2020-10-13 22:34 ` Ferruh Yigit
2020-10-14 13:31 ` Olivier Matz
2020-10-14 14:42 ` Slava Ovsiienko
2020-10-13 19:21 ` [dpdk-dev] [PATCH v5 2/6] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-13 19:21 ` [dpdk-dev] [PATCH v5 3/6] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-13 19:21 ` [dpdk-dev] [PATCH v5 4/6] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-13 19:21 ` [dpdk-dev] [PATCH v5 5/6] app/testpmd: add rxoffs " Viacheslav Ovsiienko
2020-10-13 19:21 ` [dpdk-dev] [PATCH v5 6/6] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-14 18:11 ` [dpdk-dev] [PATCH v6 0/6] ethdev: introduce Rx buffer split Viacheslav Ovsiienko
2020-10-14 18:11 ` [dpdk-dev] [PATCH v6 1/6] " Viacheslav Ovsiienko
2020-10-14 18:57 ` Jerin Jacob
2020-10-15 7:43 ` Slava Ovsiienko
2020-10-15 9:27 ` Jerin Jacob
2020-10-15 10:27 ` Jerin Jacob
2020-10-15 10:51 ` Slava Ovsiienko
2020-10-15 11:26 ` Jerin Jacob
2020-10-15 11:36 ` Ferruh Yigit
2020-10-15 11:49 ` Slava Ovsiienko
2020-10-15 12:49 ` Thomas Monjalon
2020-10-15 13:07 ` Andrew Rybchenko
2020-10-15 13:57 ` Slava Ovsiienko
2020-10-15 20:22 ` Slava Ovsiienko
2020-10-15 9:49 ` Andrew Rybchenko
2020-10-15 10:34 ` Slava Ovsiienko
2020-10-15 11:09 ` Andrew Rybchenko
2020-10-15 14:39 ` Slava Ovsiienko
2020-10-14 22:13 ` Thomas Monjalon
2020-10-14 22:50 ` Ajit Khaparde
2020-10-15 10:11 ` Andrew Rybchenko
2020-10-15 10:19 ` Thomas Monjalon
2020-10-14 18:11 ` [dpdk-dev] [PATCH v6 2/6] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-14 18:11 ` [dpdk-dev] [PATCH v6 3/6] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-14 18:12 ` [dpdk-dev] [PATCH v6 4/6] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-14 18:12 ` [dpdk-dev] [PATCH v6 5/6] app/testpmd: add rxoffs " Viacheslav Ovsiienko
2020-10-14 18:12 ` [dpdk-dev] [PATCH v6 6/6] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-15 0:55 ` [dpdk-dev] [PATCH v2] eal/rte_malloc: add alloc_size() attribute to allocation functions Stephen Hemminger
2020-10-19 14:13 ` Thomas Monjalon [this message]
2020-10-19 14:22 ` Thomas Monjalon
2020-10-15 20:17 ` [dpdk-dev] [PATCH v7 0/6] ethdev: introduce Rx buffer split Viacheslav Ovsiienko
2020-10-15 20:17 ` [dpdk-dev] [PATCH v7 1/6] " Viacheslav Ovsiienko
2020-10-15 20:30 ` Jerin Jacob
2020-10-15 20:33 ` Thomas Monjalon
2020-10-15 22:01 ` Ajit Khaparde
2020-10-15 20:17 ` [dpdk-dev] [PATCH v7 2/6] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-15 20:17 ` [dpdk-dev] [PATCH v7 3/6] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-15 20:17 ` [dpdk-dev] [PATCH v7 4/6] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-15 20:17 ` [dpdk-dev] [PATCH v7 5/6] app/testpmd: add rxoffs " Viacheslav Ovsiienko
2020-10-15 20:17 ` [dpdk-dev] [PATCH v7 6/6] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-16 7:48 ` [dpdk-dev] [PATCH v8 0/6] ethdev: introduce Rx buffer split Viacheslav Ovsiienko
2020-10-16 7:48 ` [dpdk-dev] [PATCH v8 1/6] " Viacheslav Ovsiienko
2020-10-16 8:51 ` Andrew Rybchenko
2020-10-16 8:58 ` Andrew Rybchenko
2020-10-16 9:15 ` Slava Ovsiienko
2020-10-16 9:27 ` Andrew Rybchenko
2020-10-16 9:34 ` Slava Ovsiienko
2020-10-16 9:37 ` Thomas Monjalon
2020-10-16 9:38 ` Slava Ovsiienko
2020-10-16 9:19 ` Ferruh Yigit
2020-10-16 9:21 ` Andrew Rybchenko
2020-10-16 9:22 ` Slava Ovsiienko
2020-10-16 7:48 ` [dpdk-dev] [PATCH v8 2/6] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-16 7:48 ` [dpdk-dev] [PATCH v8 3/6] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-16 7:48 ` [dpdk-dev] [PATCH v8 4/6] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-16 7:48 ` [dpdk-dev] [PATCH v8 5/6] app/testpmd: add rxoffs " Viacheslav Ovsiienko
2020-10-16 7:48 ` [dpdk-dev] [PATCH v8 6/6] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-16 10:22 ` [dpdk-dev] [PATCH v9 0/6] ethdev: introduce Rx buffer split Viacheslav Ovsiienko
2020-10-16 10:22 ` [dpdk-dev] [PATCH v9 1/6] " Viacheslav Ovsiienko
2020-10-16 11:21 ` Ferruh Yigit
2020-10-16 13:08 ` Slava Ovsiienko
2020-10-16 10:22 ` [dpdk-dev] [PATCH v9 2/6] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-16 10:22 ` [dpdk-dev] [PATCH v9 3/6] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-16 10:22 ` [dpdk-dev] [PATCH v9 4/6] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-16 10:22 ` [dpdk-dev] [PATCH v9 5/6] app/testpmd: add rxoffs " Viacheslav Ovsiienko
2020-10-16 10:22 ` [dpdk-dev] [PATCH v9 6/6] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-16 12:41 ` [dpdk-dev] [PATCH v10 0/6] ethdev: introduce Rx buffer split Viacheslav Ovsiienko
2020-10-16 12:41 ` [dpdk-dev] [PATCH v10 1/6] " Viacheslav Ovsiienko
2020-10-16 12:41 ` [dpdk-dev] [PATCH v10 2/6] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-16 12:41 ` [dpdk-dev] [PATCH v10 3/6] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-16 12:41 ` [dpdk-dev] [PATCH v10 4/6] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-16 12:41 ` [dpdk-dev] [PATCH v10 5/6] app/testpmd: add rxoffs " Viacheslav Ovsiienko
2020-10-16 12:41 ` [dpdk-dev] [PATCH v10 6/6] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-16 13:39 ` [dpdk-dev] [PATCH v11 0/6] ethdev: introduce Rx buffer split Viacheslav Ovsiienko
2020-10-16 13:39 ` [dpdk-dev] [PATCH v11 1/6] " Viacheslav Ovsiienko
2020-10-16 15:14 ` Thomas Monjalon
2020-10-16 16:18 ` Slava Ovsiienko
2020-10-16 15:47 ` Ferruh Yigit
2020-10-16 16:05 ` Thomas Monjalon
2020-10-16 16:06 ` Ferruh Yigit
2020-10-16 13:39 ` [dpdk-dev] [PATCH v11 2/6] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-16 15:05 ` Ferruh Yigit
2020-10-16 15:38 ` Ferruh Yigit
2020-10-16 15:48 ` Slava Ovsiienko
2020-10-16 15:52 ` Ferruh Yigit
2020-10-16 15:55 ` Slava Ovsiienko
2020-10-16 15:57 ` Ferruh Yigit
2020-10-16 13:39 ` [dpdk-dev] [PATCH v11 3/6] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-16 13:39 ` [dpdk-dev] [PATCH v11 4/6] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-16 13:39 ` [dpdk-dev] [PATCH v11 5/6] app/testpmd: add rxoffs " Viacheslav Ovsiienko
2020-10-16 13:39 ` [dpdk-dev] [PATCH v11 6/6] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-16 16:44 ` [dpdk-dev] [PATCH v12 0/6] ethdev: introduce Rx buffer split Viacheslav Ovsiienko
2020-10-16 16:44 ` [dpdk-dev] [PATCH v12 1/6] " Viacheslav Ovsiienko
2020-10-16 19:22 ` Ferruh Yigit
2020-10-16 21:36 ` Ferruh Yigit
2020-10-16 16:44 ` [dpdk-dev] [PATCH v12 2/6] app/testpmd: add multiple pools per core creation Viacheslav Ovsiienko
2020-10-16 16:44 ` [dpdk-dev] [PATCH v12 3/6] app/testpmd: add buffer split offload configuration Viacheslav Ovsiienko
2020-10-16 16:44 ` [dpdk-dev] [PATCH v12 4/6] app/testpmd: add rxpkts commands and parameters Viacheslav Ovsiienko
2020-10-16 16:44 ` [dpdk-dev] [PATCH v12 5/6] app/testpmd: add rxoffs " Viacheslav Ovsiienko
2020-10-16 16:44 ` [dpdk-dev] [PATCH v12 6/6] app/testpmd: add extended Rx queue setup Viacheslav Ovsiienko
2020-10-16 17:05 ` [dpdk-dev] [PATCH v12 0/6] ethdev: introduce Rx buffer split Ferruh Yigit
2020-10-16 17:07 ` Slava Ovsiienko
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