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GET /api/patches/2194114/?format=api
{ "id": 2194114, "url": "http://patchwork.ozlabs.org/api/patches/2194114/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260206214448.22008-3-philmd@linaro.org/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260206214448.22008-3-philmd@linaro.org>", "list_archive_url": null, "date": "2026-02-06T21:44:20", "name": "[PULL,02/30] target/s390x: Use address_space_ldl_be() in read_table_entry()", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "322fb1345d51ffce9738b7a795eeb20ec9647170", "submitter": { "id": 85046, "url": "http://patchwork.ozlabs.org/api/people/85046/?format=api", "name": "Philippe Mathieu-Daudé", "email": "philmd@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260206214448.22008-3-philmd@linaro.org/mbox/", "series": [ { "id": 491339, "url": "http://patchwork.ozlabs.org/api/series/491339/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=491339", "date": "2026-02-06T21:44:19", "name": "[PULL,01/30] riscv64/test_boston.py: fix intermitent test timeout", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/491339/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2194114/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2194114/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=sl0FxD9H;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=2a00:1450:4864:20::436;\n envelope-from=philmd@linaro.org; helo=mail-wr1-x436.google.com", "X-Spam_score_int": "-20", "X-Spam_score": "-2.1", "X-Spam_bar": "--", "X-Spam_report": "(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "address_space_read/write() is meant for accessing random\namount of memory blobs. When the access size is known,\nuse the address_space_ld/st() API which can directly swap\nendianness.\n\nReviewed-by: Thomas Huth <thuth@redhat.com>\nSigned-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>\nReviewed-by: Eric Farman <farman@linux.ibm.com>\nMessage-Id: <20260206181953.18683-2-philmd@linaro.org>\n---\n target/s390x/mmu_helper.c | 11 ++++-------\n 1 file changed, 4 insertions(+), 7 deletions(-)", "diff": "diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c\nindex 026502a3e40..30f09ec3de4 100644\n--- a/target/s390x/mmu_helper.c\n+++ b/target/s390x/mmu_helper.c\n@@ -108,6 +108,7 @@ static inline bool read_table_entry(CPUS390XState *env, hwaddr gaddr,\n uint64_t *entry)\n {\n CPUState *cs = env_cpu(env);\n+ MemTxResult ret;\n \n /*\n * According to the PoP, these table addresses are \"unpredictably real\n@@ -116,13 +117,9 @@ static inline bool read_table_entry(CPUS390XState *env, hwaddr gaddr,\n *\n * We treat them as absolute addresses and don't wrap them.\n */\n- if (unlikely(address_space_read(cs->as, gaddr, MEMTXATTRS_UNSPECIFIED,\n- entry, sizeof(*entry)) !=\n- MEMTX_OK)) {\n- return false;\n- }\n- *entry = be64_to_cpu(*entry);\n- return true;\n+ *entry = address_space_ldq_be(cs->as, gaddr, MEMTXATTRS_UNSPECIFIED, &ret);\n+\n+ return ret == MEMTX_OK;\n }\n \n static int mmu_translate_asce(CPUS390XState *env, target_ulong vaddr,\n", "prefixes": [ "PULL", "02/30" ] }