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GET /api/patches/2217484/?format=api
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{
    "id": 2217484,
    "url": "http://patchwork.ozlabs.org/api/patches/2217484/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260329160254.2592207-3-mkchauras@gmail.com/",
    "project": {
        "id": 2,
        "url": "http://patchwork.ozlabs.org/api/projects/2/?format=api",
        "name": "Linux PPC development",
        "link_name": "linuxppc-dev",
        "list_id": "linuxppc-dev.lists.ozlabs.org",
        "list_email": "linuxppc-dev@lists.ozlabs.org",
        "web_url": "https://github.com/linuxppc/wiki/wiki",
        "scm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git",
        "webscm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/",
        "list_archive_url": "https://lore.kernel.org/linuxppc-dev/",
        "list_archive_url_format": "https://lore.kernel.org/linuxppc-dev/{}/",
        "commit_url_format": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}"
    },
    "msgid": "<20260329160254.2592207-3-mkchauras@gmail.com>",
    "list_archive_url": "https://lore.kernel.org/linuxppc-dev/20260329160254.2592207-3-mkchauras@gmail.com/",
    "date": "2026-03-29T16:02:52",
    "name": "[V7,2/4] powerpc/jump_label: adjust inline asm to be consistent",
    "commit_ref": null,
    "pull_url": null,
    "state": "changes-requested",
    "archived": false,
    "hash": "a646a10c09ff13e0a730f9a39da0af8ab1f6081c",
    "submitter": {
        "id": 92575,
        "url": "http://patchwork.ozlabs.org/api/people/92575/?format=api",
        "name": "Mukesh Kumar Chaurasiya",
        "email": "mkchauras@gmail.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260329160254.2592207-3-mkchauras@gmail.com/mbox/",
    "series": [
        {
            "id": 497928,
            "url": "http://patchwork.ozlabs.org/api/series/497928/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=497928",
            "date": "2026-03-29T16:02:50",
            "name": "Rust support for powerpc",
            "version": 7,
            "mbox": "http://patchwork.ozlabs.org/series/497928/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2217484/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2217484/checks/",
    "tags": {},
    "related": [],
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        "From": "\"Mukesh Kumar Chaurasiya (IBM)\" <mkchauras@gmail.com>",
        "To": "maddy@linux.ibm.com,\n\tmpe@ellerman.id.au,\n\tnpiggin@gmail.com,\n\tchleroy@kernel.org,\n\tpeterz@infradead.org,\n\tjpoimboe@kernel.org,\n\tjbaron@akamai.com,\n\taliceryhl@google.com,\n\trostedt@goodmis.org,\n\tardb@kernel.org,\n\tojeda@kernel.org,\n\tboqun@kernel.org,\n\tgary@garyguo.net,\n\tbjorn3_gh@protonmail.com,\n\tlossin@kernel.org,\n\ta.hindborg@kernel.org,\n\ttmgross@umich.edu,\n\tdakr@kernel.org,\n\tlinuxppc-dev@lists.ozlabs.org,\n\tlinux-kernel@vger.kernel.org,\n\trust-for-linux@vger.kernel.org",
        "Cc": "\"Mukesh Kumar Chaurasiya (IBM)\" <mkchauras@gmail.com>",
        "Subject": "[PATCH V7 2/4] powerpc/jump_label: adjust inline asm to be consistent",
        "Date": "Sun, 29 Mar 2026 21:32:52 +0530",
        "Message-ID": "<20260329160254.2592207-3-mkchauras@gmail.com>",
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        "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org"
    },
    "content": "Added support for a new macro ARCH_STATIC_BRANCH_ASM in powerpc\nto avoid duplication of inline asm between C and Rust. This is\ninline with commit aecaf181651c '(\"jump_label: adjust inline asm to be consistent\")'\n\nCo-developed-by: Madhavan Srinivasan <maddy@linux.ibm.com>\nSigned-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>\nReviewed-by: Alice Ryhl <aliceryhl@google.com>\nReviewed-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org>\nSigned-off-by: Mukesh Kumar Chaurasiya (IBM) <mkchauras@gmail.com>\n---\n arch/powerpc/include/asm/jump_label.h | 23 +++++++++++++----------\n 1 file changed, 13 insertions(+), 10 deletions(-)",
    "diff": "diff --git a/arch/powerpc/include/asm/jump_label.h b/arch/powerpc/include/asm/jump_label.h\nindex d4eaba459a0e..a6b211502bfe 100644\n--- a/arch/powerpc/include/asm/jump_label.h\n+++ b/arch/powerpc/include/asm/jump_label.h\n@@ -15,14 +15,20 @@\n #define JUMP_ENTRY_TYPE\t\tstringify_in_c(FTR_ENTRY_LONG)\n #define JUMP_LABEL_NOP_SIZE\t4\n \n+#define JUMP_TABLE_ENTRY(key, label)\t\t\t\\\n+\t\".pushsection __jump_table,  \\\"aw\\\"\t\\n\\t\"\t\\\n+\t\".long 1b - ., \" label \" - .\t\t\\n\\t\"\t\\\n+\tJUMP_ENTRY_TYPE key \" - .\t\t\\n\\t\"\t\\\n+\t\".popsection \t\t\t\t\\n\\t\"\n+\n+#define ARCH_STATIC_BRANCH_ASM(key, label)\t\t\\\n+\t\"1:\tnop\t\t\t\t\\n\\t\"\t\\\n+\tJUMP_TABLE_ENTRY(key,label)\n+\n static __always_inline bool arch_static_branch(struct static_key *key, bool branch)\n {\n-\tasm goto(\"1:\\n\\t\"\n-\t\t \"nop # arch_static_branch\\n\\t\"\n-\t\t \".pushsection __jump_table,  \\\"aw\\\"\\n\\t\"\n-\t\t \".long 1b - ., %l[l_yes] - .\\n\\t\"\n-\t\t JUMP_ENTRY_TYPE \"%c0 - .\\n\\t\"\n-\t\t \".popsection \\n\\t\"\n+\tasm goto(\n+\t\t ARCH_STATIC_BRANCH_ASM(\"%c0\", \"%l[l_yes]\")\n \t\t : :  \"i\" (&((char *)key)[branch]) : : l_yes);\n \n \treturn false;\n@@ -34,10 +40,7 @@ static __always_inline bool arch_static_branch_jump(struct static_key *key, bool\n {\n \tasm goto(\"1:\\n\\t\"\n \t\t \"b %l[l_yes] # arch_static_branch_jump\\n\\t\"\n-\t\t \".pushsection __jump_table,  \\\"aw\\\"\\n\\t\"\n-\t\t \".long 1b - ., %l[l_yes] - .\\n\\t\"\n-\t\t JUMP_ENTRY_TYPE \"%c0 - .\\n\\t\"\n-\t\t \".popsection \\n\\t\"\n+\t\t JUMP_TABLE_ENTRY(\"%c0\", \"%l[l_yes]\")\n \t\t : :  \"i\" (&((char *)key)[branch]) : : l_yes);\n \n \treturn false;\n",
    "prefixes": [
        "V7",
        "2/4"
    ]
}