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{
    "id": 18360,
    "url": "http://patches.dpdk.org/api/patches/18360/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/0f6f2565bf0447dfe163b61325700ead47f5c538.1482331076.git.adrien.mazarguil@6wind.com/",
    "project": {
        "id": 1,
        "url": "http://patches.dpdk.org/api/projects/1/?format=api",
        "name": "DPDK",
        "link_name": "dpdk",
        "list_id": "dev.dpdk.org",
        "list_email": "dev@dpdk.org",
        "web_url": "http://core.dpdk.org",
        "scm_url": "git://dpdk.org/dpdk",
        "webscm_url": "http://git.dpdk.org/dpdk",
        "list_archive_url": "https://inbox.dpdk.org/dev",
        "list_archive_url_format": "https://inbox.dpdk.org/dev/{}",
        "commit_url_format": ""
    },
    "msgid": "<0f6f2565bf0447dfe163b61325700ead47f5c538.1482331076.git.adrien.mazarguil@6wind.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/0f6f2565bf0447dfe163b61325700ead47f5c538.1482331076.git.adrien.mazarguil@6wind.com",
    "date": "2016-12-21T14:51:21",
    "name": "[dpdk-dev,v5,05/26] cmdline: add alignment constraint",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": true,
    "hash": "4b33e6675c3da958f498c25315f9b816849373cb",
    "submitter": {
        "id": 165,
        "url": "http://patches.dpdk.org/api/people/165/?format=api",
        "name": "Adrien Mazarguil",
        "email": "adrien.mazarguil@6wind.com"
    },
    "delegate": {
        "id": 1,
        "url": "http://patches.dpdk.org/api/users/1/?format=api",
        "username": "tmonjalo",
        "first_name": "Thomas",
        "last_name": "Monjalon",
        "email": "thomas@monjalon.net"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/0f6f2565bf0447dfe163b61325700ead47f5c538.1482331076.git.adrien.mazarguil@6wind.com/mbox/",
    "series": [],
    "comments": "http://patches.dpdk.org/api/patches/18360/comments/",
    "check": "fail",
    "checks": "http://patches.dpdk.org/api/patches/18360/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@dpdk.org",
        "Delivered-To": "patchwork@dpdk.org",
        "Received": [
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        "X-Received": "by 10.28.153.10 with SMTP id b10mr7020001wme.103.1482331929053; \n\tWed, 21 Dec 2016 06:52:09 -0800 (PST)",
        "From": "Adrien Mazarguil <adrien.mazarguil@6wind.com>",
        "To": "dev@dpdk.org",
        "Date": "Wed, 21 Dec 2016 15:51:21 +0100",
        "Message-Id": "<0f6f2565bf0447dfe163b61325700ead47f5c538.1482331076.git.adrien.mazarguil@6wind.com>",
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        "In-Reply-To": "<cover.1482331076.git.adrien.mazarguil@6wind.com>",
        "References": "<cover.1482257521.git.adrien.mazarguil@6wind.com>\n\t<cover.1482331076.git.adrien.mazarguil@6wind.com>",
        "Subject": "[dpdk-dev] [PATCH v5 05/26] cmdline: add alignment constraint",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
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        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "This prevents sigbus errors on architectures that cannot handle unexpected\nunaligned accesses to the output buffer.\n\nSigned-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>\nAcked-by: Olga Shern <olgas@mellanox.com>\n---\n lib/librte_cmdline/cmdline_parse.c | 9 ++++++---\n 1 file changed, 6 insertions(+), 3 deletions(-)",
    "diff": "diff --git a/lib/librte_cmdline/cmdline_parse.c b/lib/librte_cmdline/cmdline_parse.c\nindex 14f5553..763c286 100644\n--- a/lib/librte_cmdline/cmdline_parse.c\n+++ b/lib/librte_cmdline/cmdline_parse.c\n@@ -255,7 +255,10 @@ cmdline_parse(struct cmdline *cl, const char * buf)\n \tunsigned int inst_num=0;\n \tcmdline_parse_inst_t *inst;\n \tconst char *curbuf;\n-\tchar result_buf[CMDLINE_PARSE_RESULT_BUFSIZE];\n+\tunion {\n+\t\tchar buf[CMDLINE_PARSE_RESULT_BUFSIZE];\n+\t\tlong double align; /* strong alignment constraint for buf */\n+\t} result;\n \tcmdline_parse_token_hdr_t *dyn_tokens[CMDLINE_PARSE_DYNAMIC_TOKENS];\n \tvoid (*f)(void *, struct cmdline *, void *) = NULL;\n \tvoid *data = NULL;\n@@ -318,7 +321,7 @@ cmdline_parse(struct cmdline *cl, const char * buf)\n \t\tdebug_printf(\"INST %d\\n\", inst_num);\n \n \t\t/* fully parsed */\n-\t\ttok = match_inst(inst, buf, 0, result_buf, sizeof(result_buf),\n+\t\ttok = match_inst(inst, buf, 0, result.buf, sizeof(result.buf),\n \t\t\t\t &dyn_tokens);\n \n \t\tif (tok > 0) /* we matched at least one token */\n@@ -353,7 +356,7 @@ cmdline_parse(struct cmdline *cl, const char * buf)\n \n \t/* call func */\n \tif (f) {\n-\t\tf(result_buf, cl, data);\n+\t\tf(result.buf, cl, data);\n \t}\n \n \t/* no match */\n",
    "prefixes": [
        "dpdk-dev",
        "v5",
        "05/26"
    ]
}