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GET /api/1.2/patches/2225591/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
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Vary: Accept

{
    "id": 2225591,
    "url": "http://patchwork.ozlabs.org/api/1.2/patches/2225591/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/7532f71af6fd58644c2cb7dff07df54ddd854fa1.1776759754.git.weijie.gao@mediatek.com/",
    "project": {
        "id": 18,
        "url": "http://patchwork.ozlabs.org/api/1.2/projects/18/?format=api",
        "name": "U-Boot",
        "link_name": "uboot",
        "list_id": "u-boot.lists.denx.de",
        "list_email": "u-boot@lists.denx.de",
        "web_url": null,
        "scm_url": null,
        "webscm_url": null,
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<7532f71af6fd58644c2cb7dff07df54ddd854fa1.1776759754.git.weijie.gao@mediatek.com>",
    "list_archive_url": null,
    "date": "2026-04-21T08:36:39",
    "name": "[v2,8/8] env: ubi: add support to create environment volume if it does not exist",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "7ef90dfee01f93aa7290346a6a1334e9528bfdb6",
    "submitter": {
        "id": 75269,
        "url": "http://patchwork.ozlabs.org/api/1.2/people/75269/?format=api",
        "name": "Weijie Gao",
        "email": "weijie.gao@mediatek.com"
    },
    "delegate": {
        "id": 1691,
        "url": "http://patchwork.ozlabs.org/api/1.2/users/1691/?format=api",
        "username": "hs",
        "first_name": "Heiko",
        "last_name": "Schocher",
        "email": "hs@denx.de"
    },
    "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/7532f71af6fd58644c2cb7dff07df54ddd854fa1.1776759754.git.weijie.gao@mediatek.com/mbox/",
    "series": [
        {
            "id": 500759,
            "url": "http://patchwork.ozlabs.org/api/1.2/series/500759/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=500759",
            "date": "2026-04-21T08:35:39",
            "name": "Add support for ubi environment to create volumes",
            "version": 2,
            "mbox": "http://patchwork.ozlabs.org/series/500759/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2225591/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2225591/checks/",
    "tags": {},
    "related": [],
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        "X-CID-RHF": "D41D8CD98F00B204E9800998ECF8427E",
        "From": "Weijie Gao <weijie.gao@mediatek.com>",
        "To": "<u-boot@lists.denx.de>",
        "CC": "GSS_MTK_Uboot_upstream <GSS_MTK_Uboot_upstream@mediatek.com>, Tom Rini\n <trini@konsulko.com>, Marek Vasut <marek.vasut+renesas@mailbox.org>, Simon\n Glass <sjg@chromium.org>, Weijie Gao <weijie.gao@mediatek.com>",
        "Subject": "[PATCH v2 8/8] env: ubi: add support to create environment volume if\n it does not exist",
        "Date": "Tue, 21 Apr 2026 16:36:39 +0800",
        "Message-ID": "\n <7532f71af6fd58644c2cb7dff07df54ddd854fa1.1776759754.git.weijie.gao@mediatek.com>",
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    "content": "Add an option to allow environment volume being auto created if not\nexist.\n\nSigned-off-by: Weijie Gao <weijie.gao@mediatek.com>\n---\nv2: updated kconfig help text\n    added error output when failed to create volume\n---\n env/Kconfig | 11 +++++++++++\n env/ubi.c   | 30 ++++++++++++++++++++++++++++++\n 2 files changed, 41 insertions(+)",
    "diff": "diff --git a/env/Kconfig b/env/Kconfig\nindex 7abd82ab6f3..8404e0d44eb 100644\n--- a/env/Kconfig\n+++ b/env/Kconfig\n@@ -716,6 +716,17 @@ config ENV_UBI_VOLUME_REDUND\n \thelp\n \t  Name of the redundant volume that you want to store the environment in.\n \n+config ENV_UBI_VOLUME_CREATE\n+\tbool \"Create UBI volume if not exist\"\n+\tdepends on ENV_IS_IN_UBI\n+\thelp\n+\t  This option is useful if u-boot will be booted from a fresh device\n+\t  where environment volume hasn't been created in the UBI partition.\n+\t  This is a common case where factory UBI image contains only volumes\n+\t  with valid data.\n+\t  By enabling this option, environment volume(s) will be created before\n+\t  loading if not exist.\n+\n config ENV_UBI_VID_OFFSET\n \tint \"ubi environment VID offset\"\n \tdepends on ENV_IS_IN_UBI\ndiff --git a/env/ubi.c b/env/ubi.c\nindex 46970ba754f..55c9c543444 100644\n--- a/env/ubi.c\n+++ b/env/ubi.c\n@@ -103,6 +103,23 @@ static int env_ubi_save(void)\n }\n #endif /* CONFIG_ENV_REDUNDANT */\n \n+static int env_ubi_volume_create(const char *volume)\n+{\n+\tstruct ubi_volume *vol;\n+\tint ret;\n+\n+\tvol = ubi_find_volume(volume);\n+\tif (vol)\n+\t\treturn 0;\n+\n+\tret = ubi_create_vol(volume, CONFIG_ENV_SIZE, true, UBI_VOL_NUM_AUTO,\n+\t\t\t     false);\n+\tif (ret)\n+\t\tprintf(\"Failed to create environment volume '%s'\\n\", volume);\n+\n+\treturn ret;\n+}\n+\n #ifdef CONFIG_ENV_REDUNDANT\n static int env_ubi_load(void)\n {\n@@ -132,6 +149,14 @@ static int env_ubi_load(void)\n \t\treturn -EIO;\n \t}\n \n+\tif (IS_ENABLED(CONFIG_ENV_UBI_VOLUME_CREATE)) {\n+\t\tread1_fail = env_ubi_volume_create(CONFIG_ENV_UBI_VOLUME);\n+\t\tread2_fail = env_ubi_volume_create(CONFIG_ENV_UBI_VOLUME_REDUND);\n+\n+\t\tif (read1_fail && read2_fail)\n+\t\t\treturn -ENODEV;\n+\t}\n+\n \tread1_fail = ubi_volume_read(CONFIG_ENV_UBI_VOLUME, tmp_env1, 0,\n \t\t\t\t     CONFIG_ENV_SIZE);\n \tif (read1_fail)\n@@ -169,6 +194,11 @@ static int env_ubi_load(void)\n \t\treturn -EIO;\n \t}\n \n+\tif (IS_ENABLED(CONFIG_ENV_UBI_VOLUME_CREATE)) {\n+\t\tif (env_ubi_volume_create(CONFIG_ENV_UBI_VOLUME))\n+\t\t\treturn -ENODEV;\n+\t}\n+\n \tif (ubi_volume_read(CONFIG_ENV_UBI_VOLUME, buf, 0, CONFIG_ENV_SIZE)) {\n \t\tprintf(\"\\n** Unable to read env from %s:%s **\\n\",\n \t\t       CONFIG_ENV_UBI_PART, CONFIG_ENV_UBI_VOLUME);\n",
    "prefixes": [
        "v2",
        "8/8"
    ]
}