From: Ferruh Yigit <ferruh.yigit@intel.com> To: Viacheslav Ovsiienko <viacheslavo@nvidia.com>, dev@dpdk.org Cc: thomas@monjalon.net, stephen@networkplumber.org, olivier.matz@6wind.com, jerinjacobk@gmail.com, maxime.coquelin@redhat.com, david.marchand@redhat.com, arybchenko@solarflare.com Subject: Re: [dpdk-dev] [PATCH v11 2/6] app/testpmd: add multiple pools per core creation Date: Fri, 16 Oct 2020 16:05:15 +0100 Message-ID: <5c7edb1c-2fe0-b98e-b0d0-a12052b59f09@intel.com> (raw) In-Reply-To: <1602855582-15847-3-git-send-email-viacheslavo@nvidia.com> On 10/16/2020 2:39 PM, Viacheslav Ovsiienko wrote: > The command line parameter --mbuf-size is updated, it can handle > the multiple values like the following: > > --mbuf-size=2176,512,768,4096 > > specifying the creation the extra memory pools with the requested > mbuf data buffer sizes. If some buffer split feature is engaged > the extra memory pools can be used to configure the Rx queues > with rte_the_dev_rx_queue_setup_ex(). > > The extra pools are created with requested sizes, and pool names > are assigned with appended index: mbuf_pool_socket_%socket_%index. > Index zero is used to specify the first mandatory pool to maintain > compatibility with existing code. > > Signed-off-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com> <...> > /* Mbuf Pools */ > static inline void > -mbuf_poolname_build(unsigned int sock_id, char* mp_name, int name_size) > +mbuf_poolname_build(unsigned int sock_id, char *mp_name, > + int name_size, unsigned int idx) > { > - snprintf(mp_name, name_size, "mbuf_pool_socket_%u", sock_id); > + if (!idx) > + snprintf(mp_name, name_size, "mbuf_pool_socket_%u", sock_id); > + else > + snprintf(mp_name, name_size, "mbuf_pool_socket_%u_%u", > + sock_id, idx); 'mp_name' can theoretically overflow and gives a compiler warning, although not sure if this truncation is a problem in practice. ../app/test-pmd/testpmd.c: In function ‘rx_queue_setup’: ../app/test-pmd/testpmd.h:666:53: error: ‘%u’ directive output may be truncated writing between 1 and 10 bytes into a region of size between 0 and 7 [-Werror=format-truncation=] 666 | snprintf(mp_name, name_size, "mbuf_pool_socket_%u_%u", | ^~ ../app/test-pmd/testpmd.h:666:32: note: directive argument in the range [1, 4294967295] 666 | snprintf(mp_name, name_size, "mbuf_pool_socket_%u_%u", | ^~~~~~~~~~~~~~~~~~~~~~~~ ../app/test-pmd/testpmd.h:666:3: note: ‘snprintf’ output between 21 and 39 bytes into a destination of size 26 666 | snprintf(mp_name, name_size, "mbuf_pool_socket_%u_%u", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 667 | sock_id, idx); | ~~~~~~~~~~~~~ Any suggestion for fix? Can we shorten the string above, is it used somewhere else? Or casting variables to a smaller size may work too..
next prev parent reply other threads:[~2020-10-16 15:05 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 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 [this message] 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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