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GET /api/patches/17001/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 17001,
    "url": "https://patches.dpdk.org/api/patches/17001/?format=api",
    "web_url": "https://patches.dpdk.org/project/dpdk/patch/1478875378-15398-1-git-send-email-hemant.agrawal@nxp.com/",
    "project": {
        "id": 1,
        "url": "https://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": "<1478875378-15398-1-git-send-email-hemant.agrawal@nxp.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1478875378-15398-1-git-send-email-hemant.agrawal@nxp.com",
    "date": "2016-11-11T14:42:58",
    "name": "[dpdk-dev] mempool: Free memzone if mempool populate phys fails",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "20badf63fa179b38ec470e473cabf7dedb6c8c84",
    "submitter": {
        "id": 477,
        "url": "https://patches.dpdk.org/api/people/477/?format=api",
        "name": "Hemant Agrawal",
        "email": "hemant.agrawal@nxp.com"
    },
    "delegate": null,
    "mbox": "https://patches.dpdk.org/project/dpdk/patch/1478875378-15398-1-git-send-email-hemant.agrawal@nxp.com/mbox/",
    "series": [],
    "comments": "https://patches.dpdk.org/api/patches/17001/comments/",
    "check": "success",
    "checks": "https://patches.dpdk.org/api/patches/17001/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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        ],
        "Authentication-Results": "spf=fail (sender IP is 192.88.168.50)\n\tsmtp.mailfrom=nxp.com; nxp.com; dkim=none (message not signed)\n\theader.d=none; nxp.com; dmarc=fail action=none header.from=nxp.com;\n\tnxp.com; \n\tdkim=none (message not signed) header.d=none;",
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        "X-IncomingTopHeaderMarker": "OriginalChecksum:; UpperCasedChecksum:;\n\tSizeAsReceived:516; Count:8",
        "From": "Hemant Agrawal <hemant.agrawal@nxp.com>",
        "To": "<olivier.matz@6wind.com>",
        "CC": "<dev@dpdk.org>, Nipun Gupta <nipun.gupta@nxp.com>",
        "Date": "Fri, 11 Nov 2016 20:12:58 +0530",
        "Message-ID": "<1478875378-15398-1-git-send-email-hemant.agrawal@nxp.com>",
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        "Subject": "[dpdk-dev] [PATCH] mempool: Free memzone if mempool populate phys\n\tfails",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "List-Id": "patches and discussions about DPDK <dev.dpdk.org>",
        "List-Unsubscribe": "<http://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>",
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        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "From: Nipun Gupta <nipun.gupta@nxp.com>\n\nThis fixes the issue of memzone not being freed, if the\nrte_mempool_populate_phys fails in the rte_mempool_populate_default\n\nThis issue was identified when testing with OVS ~2.6\n- configure the system with low memory (e.g. < 500 MB)\n- add bridge and dpdk interfaces\n- delete brigde\n- keep on repeating the above sequence.\n\nSigned-off-by: Nipun Gupta <nipun.gupta@nxp.com>\n---\n lib/librte_mempool/rte_mempool.c | 4 +++-\n 1 file changed, 3 insertions(+), 1 deletion(-)",
    "diff": "diff --git a/lib/librte_mempool/rte_mempool.c b/lib/librte_mempool/rte_mempool.c\nindex e94e56f..aa513b9 100644\n--- a/lib/librte_mempool/rte_mempool.c\n+++ b/lib/librte_mempool/rte_mempool.c\n@@ -578,8 +578,10 @@ rte_mempool_populate_default(struct rte_mempool *mp)\n \t\t\t\tmz->len, pg_sz,\n \t\t\t\trte_mempool_memchunk_mz_free,\n \t\t\t\t(void *)(uintptr_t)mz);\n-\t\tif (ret < 0)\n+\t\tif (ret < 0) {\n+\t\t\trte_memzone_free(mz);\n \t\t\tgoto fail;\n+\t\t}\n \t}\n \n \treturn mp->size;\n",
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}