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From: "Menon, Ranjit" <ranjit.menon@intel.com>
To: Tyler Retzlaff <roretzla@linux.microsoft.com>, <dev@dpdk.org>
Cc: <thomas@monjalon.net>, <dmitry.kozliuk@gmail.com>,
	<anatoly.burakov@intel.com>,
	Narcisa Vasile <navasile@microsoft.com>
Subject: Re: [PATCH v2 1/4] eal/windows: translate Windows errors to errno-style errors
Date: Tue, 12 Apr 2022 10:26:27 -0700	[thread overview]
Message-ID: <55647598-0f70-bcd4-b381-54927e160561@intel.com> (raw)
In-Reply-To: <1649760220-8683-2-git-send-email-roretzla@linux.microsoft.com>

Hi, Tyler

On 4/12/2022 3:43 AM, Tyler Retzlaff wrote:
> Add function to translate Windows error codes to errno-style error
> codes. The possible return values are chosen so that we have as
> much semantical compatibility between platforms as possible.
>
> Signed-off-by: Narcisa Vasile <navasile@microsoft.com>
> Signed-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>
> ---
>   lib/eal/windows/rte_thread.c | 49 ++++++++++++++++++++++++++++++++++++++++++++
>   1 file changed, 49 insertions(+)
>
> diff --git a/lib/eal/windows/rte_thread.c b/lib/eal/windows/rte_thread.c
> index 667287c..c272018 100644
> --- a/lib/eal/windows/rte_thread.c
> +++ b/lib/eal/windows/rte_thread.c
> @@ -1,5 +1,6 @@
>   /* SPDX-License-Identifier: BSD-3-Clause
>    * Copyright 2021 Mellanox Technologies, Ltd
> + * Copyright (C) 2022 Microsoft Corporation
>    */
>   
>   #include <rte_common.h>
> @@ -11,6 +12,54 @@ struct eal_tls_key {
>   	DWORD thread_index;
>   };
>   
> +/* Translates the most common error codes related to threads */
> +static int
> +thread_translate_win32_error(DWORD error)
> +{
> +	switch (error) {
> +	case ERROR_SUCCESS:
> +		return 0;
> +
> +	case ERROR_INVALID_PARAMETER:
> +		return EINVAL;
> +
> +	case ERROR_INVALID_HANDLE:
> +		return EFAULT;
> +
> +	case ERROR_NOT_ENOUGH_MEMORY:
> +		/* FALLTHROUGH */
> +	case ERROR_NO_SYSTEM_RESOURCES:
> +		return ENOMEM;
> +
> +	case ERROR_PRIVILEGE_NOT_HELD:
> +		/* FALLTHROUGH */
> +	case ERROR_ACCESS_DENIED:
> +		return EACCES;
> +
> +	case ERROR_ALREADY_EXISTS:
> +		return EEXIST;
> +
> +	case ERROR_POSSIBLE_DEADLOCK:
> +		return EDEADLK;
> +
> +	case ERROR_INVALID_FUNCTION:
> +		/* FALLTHROUGH */
> +	case ERROR_CALL_NOT_IMPLEMENTED:
> +		return ENOSYS;
> +	}
> +
> +	return EINVAL;
> +}
> +

Shouldn't we return all these error values as negative... as in -EINVAL, 
-EFAULT etc. ?


ranjit m.


  reply	other threads:[~2022-04-12 17:29 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-01 13:29 [PATCH 0/3] add eal functions for thread affinity Tyler Retzlaff
2022-04-01 13:29 ` [PATCH 1/3] eal/windows: translate Windows errors to errno-style errors Tyler Retzlaff
2022-04-01 13:29 ` [PATCH 2/3] eal: implement functions for get/set thread affinity Tyler Retzlaff
2022-04-08 14:01   ` Dmitry Kozlyuk
2022-04-09  8:02     ` Tyler Retzlaff
2022-04-01 13:29 ` [PATCH 3/3] test/threads: add unit test for thread API Tyler Retzlaff
2022-04-08 14:01   ` Dmitry Kozlyuk
2022-04-09  8:56     ` Tyler Retzlaff
2022-04-11 22:52       ` Dmitry Kozlyuk
2022-04-08  8:57 ` [PATCH 0/3] add eal functions for thread affinity David Marchand
2022-04-08 13:46   ` Tyler Retzlaff
2022-04-11  7:32     ` David Marchand
2022-04-12 10:43 ` [PATCH v2 0/4] add eal functions for thread affinity and self Tyler Retzlaff
2022-04-12 10:43   ` [PATCH v2 1/4] eal/windows: translate Windows errors to errno-style errors Tyler Retzlaff
2022-04-12 17:26     ` Menon, Ranjit [this message]
2022-04-13  7:07       ` Tyler Retzlaff
2022-04-25  8:25     ` David Marchand
2022-04-25  8:52       ` Tyler Retzlaff
2022-04-12 10:43   ` [PATCH v2 2/4] eal: add basic thread ID and current thread identifier API Tyler Retzlaff
2022-04-12 10:43   ` [PATCH v2 3/4] eal: implement functions for get/set thread affinity Tyler Retzlaff
2022-04-13  7:30     ` Tyler Retzlaff
2022-04-12 10:43   ` [PATCH v2 4/4] test/threads: add unit test for thread API Tyler Retzlaff
2022-04-13  7:43 ` [PATCH v3 0/4] add eal functions for thread affinity and self Tyler Retzlaff
2022-04-13  7:43   ` [PATCH v3 1/4] eal/windows: translate Windows errors to errno-style errors Tyler Retzlaff
2022-04-13  7:43   ` [PATCH v3 2/4] eal: add basic thread ID and current thread identifier API Tyler Retzlaff
2022-04-25  8:26     ` David Marchand
2022-04-25  8:53       ` Tyler Retzlaff
2022-04-13  7:43   ` [PATCH v3 3/4] eal: implement functions for get/set thread affinity Tyler Retzlaff
2022-04-25  8:26     ` David Marchand
2022-04-25  8:55       ` Tyler Retzlaff
2022-04-13  7:43   ` [PATCH v3 4/4] test/threads: add unit test for thread API Tyler Retzlaff
2022-04-26  7:50 ` [PATCH v4 0/3] add eal functions for thread affinity and self Tyler Retzlaff
2022-04-26  7:50   ` [PATCH v4 1/3] eal: add basic thread ID and current thread identifier API Tyler Retzlaff
2022-05-01  9:18     ` Dmitry Kozlyuk
2022-04-26  7:50   ` [PATCH v4 2/3] eal: implement functions for get/set thread affinity Tyler Retzlaff
2022-05-01  9:18     ` Dmitry Kozlyuk
2022-04-26  7:50   ` [PATCH v4 3/3] test/threads: add unit test for thread API Tyler Retzlaff
2022-05-01  9:18     ` Dmitry Kozlyuk
2022-05-03  9:38       ` Tyler Retzlaff
2022-05-04 15:46 ` [PATCH v5 0/3] add eal functions for thread affinity and self Tyler Retzlaff
2022-05-04 15:46   ` [PATCH v5 1/3] eal: add basic thread ID and current thread identifier API Tyler Retzlaff
2022-05-04 22:55     ` Konstantin Ananyev
2022-05-05  7:11       ` Tyler Retzlaff
2022-05-06 19:37         ` Konstantin Ananyev
2022-05-07  8:25           ` Morten Brørup
2022-05-07 13:57             ` Konstantin Ananyev
2022-05-07 19:47               ` Morten Brørup
2022-05-10 21:52                 ` Konstantin Ananyev
2022-05-11  7:17                   ` Tyler Retzlaff
2022-05-11  7:36                     ` Morten Brørup
2022-05-11 22:27                     ` Konstantin Ananyev
2022-05-04 15:46   ` [PATCH v5 2/3] eal: implement functions for get/set thread affinity Tyler Retzlaff
2022-05-04 15:46   ` [PATCH v5 3/3] test/threads: add unit test for thread API Tyler Retzlaff
2022-05-12 13:14 ` [PATCH v6 0/3] add eal functions for thread affinity and self Tyler Retzlaff
2022-05-12 13:14   ` [PATCH v6 1/3] eal: add basic thread ID and current thread identifier API Tyler Retzlaff
2022-05-15 22:02     ` Konstantin Ananyev
2022-05-16  6:21       ` Tyler Retzlaff
2022-05-12 13:14   ` [PATCH v6 2/3] eal: implement functions for get/set thread affinity Tyler Retzlaff
2022-05-12 13:14   ` [PATCH v6 3/3] test/threads: add unit test for thread API Tyler Retzlaff
2022-05-19 15:05   ` [PATCH v6 0/3] add eal functions for thread affinity and self David Marchand

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