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GET /api/patches/63075/?format=api
{ "id": 63075, "url": "http://patches.dpdk.org/api/patches/63075/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1574062926-14099-1-git-send-email-hkalra@marvell.com/", "project": { "id": 1, "url": "http://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": "<1574062926-14099-1-git-send-email-hkalra@marvell.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1574062926-14099-1-git-send-email-hkalra@marvell.com", "date": "2019-11-18T07:43:24", "name": "[v2] eal: add API to check if its interrupt context", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "5022988a12bd0bfd5cdb6d077ccdd20257f4c9cd", "submitter": { "id": 1182, "url": "http://patches.dpdk.org/api/people/1182/?format=api", "name": "Harman Kalra", "email": "hkalra@marvell.com" }, "delegate": { "id": 24651, "url": "http://patches.dpdk.org/api/users/24651/?format=api", "username": "dmarchand", "first_name": "David", "last_name": "Marchand", "email": "david.marchand@redhat.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/1574062926-14099-1-git-send-email-hkalra@marvell.com/mbox/", "series": [ { "id": 7496, "url": "http://patches.dpdk.org/api/series/7496/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=7496", "date": "2019-11-18T07:43:24", "name": "[v2] eal: add API to check if its interrupt context", "version": 2, "mbox": "http://patches.dpdk.org/series/7496/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/63075/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/63075/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id A7FEEA04B3;\n\tMon, 18 Nov 2019 08:43:32 +0100 (CET)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id E3DB9B62;\n\tMon, 18 Nov 2019 08:43:30 +0100 (CET)", "from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com\n [67.231.156.173]) by dpdk.org (Postfix) with ESMTP id B34199E4\n for <dev@dpdk.org>; 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This will be helpful to handle nested interrupt cases.\n\nSigned-off-by: Harman Kalra <hkalra@marvell.com>\n---\nV2:\n* Removed unnecessary if statement.\n* Reworded subject line\n* Updated return values of API\n\n lib/librte_eal/common/include/rte_interrupts.h | 15 +++++++++++++++\n lib/librte_eal/freebsd/eal/eal_interrupts.c | 5 +++++\n lib/librte_eal/linux/eal/eal_interrupts.c | 5 +++++\n lib/librte_eal/rte_eal_version.map | 1 +\n 4 files changed, 26 insertions(+)", "diff": "diff --git a/lib/librte_eal/common/include/rte_interrupts.h b/lib/librte_eal/common/include/rte_interrupts.h\nindex e3b406abc..0a82e28a8 100644\n--- a/lib/librte_eal/common/include/rte_interrupts.h\n+++ b/lib/librte_eal/common/include/rte_interrupts.h\n@@ -138,6 +138,21 @@ int rte_intr_disable(const struct rte_intr_handle *intr_handle);\n __rte_experimental\n int rte_intr_ack(const struct rte_intr_handle *intr_handle);\n \n+/**\n+ * @warning\n+ * @b EXPERIMENTAL: this API may change without prior notice\n+ *\n+ * Check if currently executing in interrupt context\n+ *\n+ * @return\n+ * - positive in case of interrupt context\n+ * - zero in case of process context\n+ * - negative if unsuccessful\n+ */\n+__rte_experimental\n+int\n+rte_thread_is_intr(void);\n+\n #ifdef __cplusplus\n }\n #endif\ndiff --git a/lib/librte_eal/freebsd/eal/eal_interrupts.c b/lib/librte_eal/freebsd/eal/eal_interrupts.c\nindex f6831b790..ce2a27b4a 100644\n--- a/lib/librte_eal/freebsd/eal/eal_interrupts.c\n+++ b/lib/librte_eal/freebsd/eal/eal_interrupts.c\n@@ -671,3 +671,8 @@ rte_intr_free_epoll_fd(struct rte_intr_handle *intr_handle)\n {\n \tRTE_SET_USED(intr_handle);\n }\n+\n+int rte_thread_is_intr(void)\n+{\n+\treturn pthread_equal(intr_thread, pthread_self());\n+}\ndiff --git a/lib/librte_eal/linux/eal/eal_interrupts.c b/lib/librte_eal/linux/eal/eal_interrupts.c\nindex 1955324d3..c00f5a575 100644\n--- a/lib/librte_eal/linux/eal/eal_interrupts.c\n+++ b/lib/librte_eal/linux/eal/eal_interrupts.c\n@@ -1487,3 +1487,8 @@ rte_intr_cap_multiple(struct rte_intr_handle *intr_handle)\n \n \treturn 0;\n }\n+\n+int rte_thread_is_intr(void)\n+{\n+\treturn pthread_equal(intr_thread, pthread_self());\n+}\ndiff --git a/lib/librte_eal/rte_eal_version.map b/lib/librte_eal/rte_eal_version.map\nindex f1982f2f7..ab5dd5b47 100644\n--- a/lib/librte_eal/rte_eal_version.map\n+++ b/lib/librte_eal/rte_eal_version.map\n@@ -427,4 +427,5 @@ EXPERIMENTAL {\n \n \t# added in 19.11\n \trte_log_get_stream;\n+\trte_thread_is_intr;\n };\n", "prefixes": [ "v2" ] }