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GET /api/1.2/patches/2220411/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
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Vary: Accept

{
    "id": 2220411,
    "url": "http://patchwork.ozlabs.org/api/1.2/patches/2220411/?format=api",
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    "project": {
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        "name": "Linux Test Project development",
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    "date": "2026-04-04T01:40:47",
    "name": "proc01: whitelist biba attr files returning EINVAL",
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        "name": "Ming Wang",
        "email": "wangming01@loongson.cn"
    },
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            "web_url": "http://patchwork.ozlabs.org/project/ltp/list/?series=498941",
            "date": "2026-04-04T01:40:47",
            "name": "proc01: whitelist biba attr files returning EINVAL",
            "version": 1,
            "mbox": "http://patchwork.ozlabs.org/series/498941/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2220411/comments/",
    "check": "warning",
    "checks": "http://patchwork.ozlabs.org/api/patches/2220411/checks/",
    "tags": {},
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        ],
        "From": "Ming Wang <wangming01@loongson.cn>",
        "To": "ltp@lists.linux.it",
        "Date": "Sat,  4 Apr 2026 09:40:47 +0800",
        "Message-ID": "<20260404014047.993528-1-wangming01@loongson.cn>",
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        "Subject": "[LTP] [PATCH] proc01: whitelist biba attr files returning EINVAL",
        "X-BeenThere": "ltp@lists.linux.it",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "Linux Test Project <ltp.lists.linux.it>",
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        "Cc": "gaojuxin@loongson.cn, Ming Wang <wangming01@loongson.cn>",
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        "Errors-To": "ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it",
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    },
    "content": "proc01 already treats several attr files under /proc/self/attr and\n/proc/self/task/*/attr as known exceptions that may return EINVAL\non read.\n\nOn systems exposing biba attr files, reads from\n/proc/self/attr/biba/* and /proc/self/task/*/attr/biba/* also\nreturn EINVAL, which makes proc01 report false failures.\n\nAdd both path patterns to known_issues[] so the testcase keeps\nreporting real regressions while ignoring this expected behavior.\n\nSigned-off-by: Ming Wang <wangming01@loongson.cn>\n---\n testcases/kernel/fs/proc/proc01.c | 2 ++\n 1 file changed, 2 insertions(+)",
    "diff": "diff --git a/testcases/kernel/fs/proc/proc01.c b/testcases/kernel/fs/proc/proc01.c\nindex c90e509a3243..dadfb240fd24 100644\n--- a/testcases/kernel/fs/proc/proc01.c\n+++ b/testcases/kernel/fs/proc/proc01.c\n@@ -100,7 +100,9 @@ static const struct mapping known_issues[] = {\n \t{\"read\", \"/proc/self/attr/selinux/*\", EINVAL},\n \t{\"read\", \"/proc/self/attr/smack/*\", EINVAL},\n \t{\"read\", \"/proc/self/attr/apparmor/*\", EINVAL},\n+\t{\"read\", \"/proc/self/attr/biba/*\", EINVAL},\n \t{\"read\", \"/proc/self/task/[0-9]*/attr/*\", EINVAL},\n+\t{\"read\", \"/proc/self/task/[0-9]*/attr/biba/*\", EINVAL},\n \t{\"read\", \"/proc/self/task/[0-9]*/attr/smack/*\", EINVAL},\n \t{\"read\", \"/proc/self/task/[0-9]*/attr/selinux/*\", EINVAL},\n \t{\"read\", \"/proc/self/task/[0-9]*/attr/apparmor/*\", EINVAL},\n",
    "prefixes": []
}