From: Jerin Jacob <jerinjacobk@gmail.com>
To: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Cc: Olivier Matz <olivier.matz@6wind.com>,
Andrew Rybchenko <arybchenko@solarflare.com>,
Gage Eads <gage.eads@intel.com>,
"Artem V. Andreev" <artem.andreev@oktetlabs.ru>,
Jerin Jacob <jerinj@marvell.com>,
Nithin Dabilpuram <ndabilpuram@marvell.com>,
Vamsi Attunuru <vattunuru@marvell.com>,
Hemant Agrawal <hemant.agrawal@nxp.com>,
David Marchand <david.marchand@redhat.com>,
Anatoly Burakov <anatoly.burakov@intel.com>,
"Richardson, Bruce" <bruce.richardson@intel.com>,
dpdk-dev <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH dpdk-dev v2 1/2] eal: introduce rte-init queue for libraries initialization
Date: Fri, 10 Apr 2020 11:48:21 +0530 [thread overview]
Message-ID: <CALBAE1NRqEKwkphMf-aVk-g5242ub5KHFrEdqJdUEaP0vdAEDQ@mail.gmail.com> (raw)
In-Reply-To: <1586444567-9311-1-git-send-email-xiangxia.m.yue@gmail.com>
On Thu, Apr 9, 2020 at 8:33 PM <xiangxia.m.yue@gmail.com> wrote:
>
> From: Tonghao Zhang <xiangxia.m.yue@gmail.com>
>
> This patch introduces last-init queue, user can register a
> callback for theirs initialization. Running rte_last_init_run(),
The above section needs to be rewritten wrt v2 changes.
> the almost resource of DPDK are available, such as memzone, ring.
> With this way, user don't introduce additional codes in eal layer.
>
> [This patch will be used for next patch.]
See below
>
> Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
> ---
See above
Move [This patch will be used for next patch.] here to avoid
unnecessary information in the git commit.
> v2:
> * rename rte_last_init_register ->rte_init_register
> * rename rte_last_init struct ->rte_init
> * rename rte_init_cb ->rte_init_cb_t
> * free the rte_init node when not used.
> * remove rte_init and others to eal_private.h
> * add comments
> * fix checkpatch warning
> ---
> diff --git a/lib/librte_eal/include/rte_init.h b/lib/librte_eal/include/rte_init.h
> new file mode 100644
> index 0000000..636efff
> --- /dev/null
> +++ b/lib/librte_eal/include/rte_init.h
> @@ -0,0 +1,59 @@
> +/* SPDX-License-Identifier: BSD-3-Clause
> + * Copyright 2020 DPDK Community
> + */
> +
> +#ifndef _RTE_INIT_H_
> +#define _RTE_INIT_H_
@file section is missing. See
lib/librte_eal/common/include/rte_errno.h as example.
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +#include <stdio.h>
> +#include <sys/queue.h>
<sys/queue.h> is not required in public API header file.
> +
> +/**
> + * Implementation specific callback function which is
> + * responsible for specificed initialization.
> + *
> + * This is called when almost resources are available.
> + *
> + * @return
> + * 0 for successful callback
> + * Negative for unsuccessful callback with error value
> + */
> +typedef int (*rte_init_cb_t)(const void *arg);
> +
> +/**
> + * rte_init type.
> + *
> + * The rte_init of RTE_INIT_PRE are called firstly,
> + * and then RTE_INIT_POST.
> + */
> +enum rte_init_type {
> + RTE_INIT_PRE,
Type specific comment is missing.
Example as reference for formatting.
/**
* Enumerate trace mode operation.
*/
enum rte_trace_mode_e {
/**
* In this mode, When no space left in trace buffer, the subsequent
* events overwrite the old events in the trace buffer.
*/
RTE_TRACE_MODE_OVERWRITE,
/**
* In this mode, When no space left on trace buffer, the subsequent
* events shall not be recorded in the trace buffer.
*/
RTE_TRACE_MODE_DISCARD,
};
> + RTE_INIT_POST
> +};
> +
> +/**
> + * Register a rte_init callback.
> + *
> + * @param cb
> + * A pointer to a rte_init_cb structure, which will be used
s/used/invoked?
> + * in rte_eal_init().
> + *
> + * @param arg
> + * The cb will use that as param.
> + *
> + * @param type
> + * The type of rte_init registered.
> + */
> +
> +void rte_init_register(rte_init_cb_t cb, const void *arg,
> + enum rte_init_type type);
> +
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +#endif /* _RTE_INIT_H_ */
next prev parent reply other threads:[~2020-04-10 6:18 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-02 1:57 [dpdk-dev] [PATCH] mempool: sort the rte_mempool_ops by name xiangxia.m.yue
2020-03-02 13:45 ` Jerin Jacob
2020-03-04 13:17 ` Tonghao Zhang
2020-03-04 13:33 ` Jerin Jacob
2020-03-04 14:46 ` Tonghao Zhang
2020-03-04 15:14 ` Jerin Jacob
2020-03-04 15:25 ` Tonghao Zhang
2020-03-05 8:20 ` [dpdk-dev] [PATCH dpdk-dev v2] " xiangxia.m.yue
2020-03-05 16:57 ` Olivier Matz
2020-03-06 13:36 ` [dpdk-dev] [PATCH dpdk-dev v3] " xiangxia.m.yue
2020-03-06 13:37 ` Jerin Jacob
2020-03-07 12:51 ` Andrew Rybchenko
2020-03-07 12:54 ` Andrew Rybchenko
2020-03-09 3:01 ` Tonghao Zhang
2020-03-09 8:27 ` Olivier Matz
2020-03-09 8:55 ` Tonghao Zhang
2020-03-09 9:05 ` Olivier Matz
2020-03-09 13:15 ` David Marchand
2020-03-16 7:43 ` Tonghao Zhang
2020-03-16 7:55 ` Olivier Matz
2020-03-24 9:35 ` Andrew Rybchenko
2020-03-24 12:41 ` Tonghao Zhang
2020-04-09 10:52 ` [dpdk-dev] [PATCH dpdk-dev 1/2] eal: introduce last-init queue for libraries initialization xiangxia.m.yue
2020-04-09 10:53 ` [dpdk-dev] [PATCH dpdk-dev 2/2] mempool: use shared memzone for rte_mempool_ops xiangxia.m.yue
2020-04-09 11:31 ` [dpdk-dev] [PATCH dpdk-dev 1/2] eal: introduce last-init queue for libraries initialization Jerin Jacob
2020-04-09 15:04 ` Tonghao Zhang
2020-04-09 15:02 ` [dpdk-dev] [PATCH dpdk-dev v2 1/2] eal: introduce rte-init " xiangxia.m.yue
2020-04-09 15:02 ` [dpdk-dev] [PATCH dpdk-dev v2 2/2] mempool: use shared memzone for rte_mempool_ops xiangxia.m.yue
2020-04-10 6:18 ` Jerin Jacob [this message]
2020-04-10 13:11 ` [dpdk-dev] [PATCH dpdk-dev v2 1/2] eal: introduce rte-init queue for libraries initialization Jerin Jacob
2020-04-12 3:20 ` Tonghao Zhang
2020-04-12 3:32 ` Tonghao Zhang
2020-04-13 11:32 ` Jerin Jacob
2020-04-13 14:21 ` [dpdk-dev] [PATCH dpdk-dev v3 " xiangxia.m.yue
2020-04-13 14:21 ` [dpdk-dev] [PATCH dpdk-dev v3 2/2] mempool: use shared memzone for rte_mempool_ops xiangxia.m.yue
2020-04-16 22:27 ` Thomas Monjalon
2020-04-27 8:03 ` Tonghao Zhang
2020-04-27 11:40 ` Thomas Monjalon
2020-04-27 12:51 ` Tonghao Zhang
2020-04-28 13:22 ` Tonghao Zhang
2020-05-04 7:42 ` Olivier Matz
2021-03-25 14:24 ` David Marchand
2020-04-23 13:38 ` Andrew Rybchenko
2020-04-27 5:23 ` Tonghao Zhang
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