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GET /api/patches/2227471/?format=api
{ "id": 2227471, "url": "http://patchwork.ozlabs.org/api/patches/2227471/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260423191958.1440-40-farosas@suse.de/", "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": "<20260423191958.1440-40-farosas@suse.de>", "list_archive_url": null, "date": "2026-04-23T19:19:53", "name": "[PULL,39/43] tests/unit: add pread/pwrite _all tests for io channel file", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "141797663369e7bb547cfec4bb4702d9514a143f", "submitter": { "id": 85343, "url": "http://patchwork.ozlabs.org/api/people/85343/?format=api", "name": "Fabiano Rosas", "email": "farosas@suse.de" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260423191958.1440-40-farosas@suse.de/mbox/", "series": [ { "id": 501236, "url": "http://patchwork.ozlabs.org/api/series/501236/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=501236", "date": "2026-04-23T19:19:14", "name": "[PULL,01/43] checkpatch: Allow spaces after all coroutine annotations", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501236/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227471/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2227471/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 (1024-bit key;\n unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256\n header.s=susede2_rsa header.b=EdCwKYCg;\n\tdkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=cverKs2V;\n\tdkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de\n header.a=rsa-sha256 header.s=susede2_rsa header.b=EdCwKYCg;\n\tdkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=cverKs2V;\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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Thu, 23 Apr 2026 19:21:00 +0000" ], "DKIM-Signature": [ "v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_rsa;\n t=1776972061;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=K9h1RGVUintiLczHJ0lwPb10uCyBb8GYOF4K4VgEEz8=;\n b=EdCwKYCgQjR+c33467V+ig3utSpZYmBrd0q/iD96a1C0x/Sj0OT0omZdmIbvcN2MB4RNat\n U54zTVWn01ExSxrB7Gx4AqpV36jmtFUX9mOqr/wzjfQTtOHiFZOxgakPUQTPXKOi7H0d4u\n EUC2d+Zng0Oh7cg0ZwzSP+BOSGzmlXc=", "v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_ed25519; t=1776972061;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=K9h1RGVUintiLczHJ0lwPb10uCyBb8GYOF4K4VgEEz8=;\n b=cverKs2VFUC8JfINeXVaQpIculdj1jx9LVmCnxniTlrIXg8+v5DZC4qUdbVliDSni/di1n\n JmTLnAMS1hx0diCw==", "v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_rsa;\n t=1776972061;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=K9h1RGVUintiLczHJ0lwPb10uCyBb8GYOF4K4VgEEz8=;\n b=EdCwKYCgQjR+c33467V+ig3utSpZYmBrd0q/iD96a1C0x/Sj0OT0omZdmIbvcN2MB4RNat\n U54zTVWn01ExSxrB7Gx4AqpV36jmtFUX9mOqr/wzjfQTtOHiFZOxgakPUQTPXKOi7H0d4u\n EUC2d+Zng0Oh7cg0ZwzSP+BOSGzmlXc=", "v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de;\n s=susede2_ed25519; t=1776972061;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=K9h1RGVUintiLczHJ0lwPb10uCyBb8GYOF4K4VgEEz8=;\n b=cverKs2VFUC8JfINeXVaQpIculdj1jx9LVmCnxniTlrIXg8+v5DZC4qUdbVliDSni/di1n\n JmTLnAMS1hx0diCw==" ], "From": "Fabiano Rosas <farosas@suse.de>", "To": "qemu-devel@nongnu.org", "Cc": "Peter Xu <peterx@redhat.com>, Junjie Cao <junjie.cao@intel.com>,\n\t=?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= <berrange@redhat.com>", "Subject": "[PULL 39/43] tests/unit: add pread/pwrite _all tests for io channel\n file", "Date": "Thu, 23 Apr 2026 16:19:53 -0300", "Message-ID": "<20260423191958.1440-40-farosas@suse.de>", "X-Mailer": "git-send-email 2.51.0", "In-Reply-To": "<20260423191958.1440-1-farosas@suse.de>", "References": "<20260423191958.1440-1-farosas@suse.de>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "X-Rspamd-Action": "no action", "X-Rspamd-Server": "rspamd2.dmz-prg2.suse.org", "X-Spamd-Result": "default: False [-3.51 / 50.00]; BAYES_HAM(-3.00)[100.00%];\n MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000];\n R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519];\n NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain];\n MX_GOOD(-0.01)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[];\n RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from];\n TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+];\n SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from];\n FUZZY_RATELIMITED(0.00)[rspamd.com]; RCVD_TLS_ALL(0.00)[];\n RCPT_COUNT_THREE(0.00)[4]; FROM_EQ_ENVFROM(0.00)[];\n FROM_HAS_DN(0.00)[];\n RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received];\n RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[];\n DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:dkim,suse.de:mid,suse.de:email,imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns,intel.com:email];\n DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519];\n DKIM_TRACE(0.00)[suse.de:+]", "X-Rspamd-Queue-Id": "B817A6A8A3", "X-Spam-Score": "-3.51", "Received-SPF": "pass client-ip=2a07:de40:b251:101:10:150:64:1;\n envelope-from=farosas@suse.de; helo=smtp-out1.suse.de", "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, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=ham 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": "From: Junjie Cao <junjie.cao@intel.com>\n\nAdd unit tests for the new qio_channel_pread{v,}_all{,_eof}() and\nqio_channel_pwrite{v,}_all() APIs.\n\nThe basic tests write data to a file channel, then read it back at\nvarious offsets using both the single-buffer and iovec variants to\nmake sure the round-trip produces identical content. The _eof tests\nverify all three return cases -- full read (1), clean EOF (0), and\npartial-then-EOF (-1 with error set) -- and check that the strict\nwrappers (preadv_all / pread_all) treat a clean EOF as an error.\n\nAll tests are guarded by CONFIG_PREADV since the underlying channel\nmethods require preadv(2).\n\nSigned-off-by: Junjie Cao <junjie.cao@intel.com>\nReviewed-by: Fabiano Rosas <farosas@suse.de>\nReviewed-by: Daniel P. Berrangé <berrange@redhat.com>\nAcked-by: Daniel P. Berrangé <berrange@redhat.com>\nLink: https://lore.kernel.org/qemu-devel/20260413214549.926435-5-junjie.cao@intel.com\nSigned-off-by: Fabiano Rosas <farosas@suse.de>\n---\n tests/unit/test-io-channel-file.c | 207 ++++++++++++++++++++++++++++++\n 1 file changed, 207 insertions(+)", "diff": "diff --git a/tests/unit/test-io-channel-file.c b/tests/unit/test-io-channel-file.c\nindex 1977006ce9..b597350dca 100644\n--- a/tests/unit/test-io-channel-file.c\n+++ b/tests/unit/test-io-channel-file.c\n@@ -102,6 +102,203 @@ static void test_io_channel_fd(void)\n }\n \n \n+#ifdef CONFIG_PREADV\n+static void test_io_channel_pread_all(void)\n+{\n+ QIOChannel *ioc;\n+ char write_buf[] = \"Hello World, pread_all\";\n+ char read_buf[sizeof(write_buf)] = {0};\n+ int ret;\n+\n+ unlink(TEST_FILE);\n+ ioc = QIO_CHANNEL(qio_channel_file_new_path(\n+ TEST_FILE,\n+ O_RDWR | O_CREAT | O_TRUNC | O_BINARY,\n+ TEST_MASK,\n+ &error_abort));\n+\n+ ret = qio_channel_pwrite_all(ioc, write_buf, sizeof(write_buf),\n+ 0, &error_abort);\n+ g_assert_cmpint(ret, ==, 0);\n+\n+ /* Read back at offset 0 */\n+ ret = qio_channel_pread_all(ioc, read_buf, sizeof(read_buf),\n+ 0, &error_abort);\n+ g_assert_cmpint(ret, ==, 0);\n+ g_assert_cmpmem(write_buf, sizeof(write_buf),\n+ read_buf, sizeof(read_buf));\n+\n+ /* Read at a non-zero offset */\n+ memset(read_buf, 0, sizeof(read_buf));\n+ ret = qio_channel_pread_all(ioc, read_buf, sizeof(write_buf) - 7,\n+ 7, &error_abort);\n+ g_assert_cmpint(ret, ==, 0);\n+ g_assert_cmpmem(write_buf + 7, sizeof(write_buf) - 7,\n+ read_buf, sizeof(write_buf) - 7);\n+\n+ unlink(TEST_FILE);\n+ object_unref(OBJECT(ioc));\n+}\n+\n+static void test_io_channel_preadv_all(void)\n+{\n+ QIOChannel *ioc;\n+ char write_buf[256];\n+ char read_buf[256] = {0};\n+ struct iovec write_iov[2];\n+ struct iovec read_iov[2];\n+ int ret;\n+ size_t i;\n+\n+ for (i = 0; i < sizeof(write_buf); i++) {\n+ write_buf[i] = i & 0xff;\n+ }\n+\n+ unlink(TEST_FILE);\n+ ioc = QIO_CHANNEL(qio_channel_file_new_path(\n+ TEST_FILE,\n+ O_RDWR | O_CREAT | O_TRUNC | O_BINARY,\n+ TEST_MASK,\n+ &error_abort));\n+\n+ /* Write using pwritev_all with 2 iovecs */\n+ write_iov[0].iov_base = write_buf;\n+ write_iov[0].iov_len = 128;\n+ write_iov[1].iov_base = write_buf + 128;\n+ write_iov[1].iov_len = 128;\n+ ret = qio_channel_pwritev_all(ioc, write_iov, 2, 0, &error_abort);\n+ g_assert_cmpint(ret, ==, 0);\n+\n+ /* Read back using preadv_all with 2 iovecs */\n+ read_iov[0].iov_base = read_buf;\n+ read_iov[0].iov_len = 128;\n+ read_iov[1].iov_base = read_buf + 128;\n+ read_iov[1].iov_len = 128;\n+ ret = qio_channel_preadv_all(ioc, read_iov, 2, 0, &error_abort);\n+ g_assert_cmpint(ret, ==, 0);\n+\n+ g_assert_cmpmem(write_buf, sizeof(write_buf),\n+ read_buf, sizeof(read_buf));\n+\n+ /* Read at non-zero offset with preadv_all */\n+ memset(read_buf, 0, sizeof(read_buf));\n+ read_iov[0].iov_base = read_buf;\n+ read_iov[0].iov_len = 64;\n+ read_iov[1].iov_base = read_buf + 64;\n+ read_iov[1].iov_len = 64;\n+ ret = qio_channel_preadv_all(ioc, read_iov, 2, 128, &error_abort);\n+ g_assert_cmpint(ret, ==, 0);\n+\n+ g_assert_cmpmem(write_buf + 128, 128,\n+ read_buf, 128);\n+\n+ unlink(TEST_FILE);\n+ object_unref(OBJECT(ioc));\n+}\n+\n+static void test_io_channel_preadv_all_eof(void)\n+{\n+ QIOChannel *ioc;\n+ char write_buf[] = \"Hello World, preadv_all_eof\";\n+ char read_buf[sizeof(write_buf)] = {0};\n+ struct iovec iov;\n+ int ret;\n+ Error *err = NULL;\n+\n+ unlink(TEST_FILE);\n+ ioc = QIO_CHANNEL(qio_channel_file_new_path(\n+ TEST_FILE,\n+ O_RDWR | O_CREAT | O_TRUNC | O_BINARY,\n+ TEST_MASK,\n+ &error_abort));\n+\n+ ret = qio_channel_pwrite_all(ioc, write_buf, sizeof(write_buf),\n+ 0, &error_abort);\n+ g_assert_cmpint(ret, ==, 0);\n+\n+ /* Full read succeeds: should return 1 */\n+ iov.iov_base = read_buf;\n+ iov.iov_len = sizeof(read_buf);\n+ ret = qio_channel_preadv_all_eof(ioc, &iov, 1, 0, &error_abort);\n+ g_assert_cmpint(ret, ==, 1);\n+ g_assert_cmpmem(write_buf, sizeof(write_buf),\n+ read_buf, sizeof(read_buf));\n+\n+ /* Clean EOF: offset at file end, should return 0 */\n+ iov.iov_base = read_buf;\n+ iov.iov_len = 1;\n+ ret = qio_channel_preadv_all_eof(ioc, &iov, 1,\n+ sizeof(write_buf), &err);\n+ g_assert_cmpint(ret, ==, 0);\n+ g_assert_null(err);\n+\n+ /* Partial EOF: start before end, request extends past */\n+ iov.iov_base = read_buf;\n+ iov.iov_len = 8;\n+ ret = qio_channel_preadv_all_eof(ioc, &iov, 1,\n+ sizeof(write_buf) - 4, &err);\n+ g_assert_cmpint(ret, ==, -1);\n+ g_assert_nonnull(err);\n+ error_free(err);\n+ err = NULL;\n+\n+ /* Strict wrapper (preadv_all) treats clean EOF as error */\n+ iov.iov_base = read_buf;\n+ iov.iov_len = 1;\n+ ret = qio_channel_preadv_all(ioc, &iov, 1,\n+ sizeof(write_buf), &err);\n+ g_assert_cmpint(ret, ==, -1);\n+ g_assert_nonnull(err);\n+ error_free(err);\n+\n+ unlink(TEST_FILE);\n+ object_unref(OBJECT(ioc));\n+}\n+\n+static void test_io_channel_pread_all_eof(void)\n+{\n+ QIOChannel *ioc;\n+ char write_buf[] = \"Hello World, pread_all_eof\";\n+ char read_buf[sizeof(write_buf)] = {0};\n+ int ret;\n+ Error *err = NULL;\n+\n+ unlink(TEST_FILE);\n+ ioc = QIO_CHANNEL(qio_channel_file_new_path(\n+ TEST_FILE,\n+ O_RDWR | O_CREAT | O_TRUNC | O_BINARY,\n+ TEST_MASK,\n+ &error_abort));\n+\n+ ret = qio_channel_pwrite_all(ioc, write_buf, sizeof(write_buf),\n+ 0, &error_abort);\n+ g_assert_cmpint(ret, ==, 0);\n+\n+ /* Full read succeeds: should return 1 */\n+ ret = qio_channel_pread_all_eof(ioc, read_buf, sizeof(read_buf),\n+ 0, &error_abort);\n+ g_assert_cmpint(ret, ==, 1);\n+ g_assert_cmpmem(write_buf, sizeof(write_buf),\n+ read_buf, sizeof(read_buf));\n+\n+ /* Clean EOF: should return 0 */\n+ ret = qio_channel_pread_all_eof(ioc, read_buf, 1,\n+ sizeof(write_buf), &err);\n+ g_assert_cmpint(ret, ==, 0);\n+ g_assert_null(err);\n+\n+ /* Partial EOF: should return -1 */\n+ ret = qio_channel_pread_all_eof(ioc, read_buf, 8,\n+ sizeof(write_buf) - 4, &err);\n+ g_assert_cmpint(ret, ==, -1);\n+ g_assert_nonnull(err);\n+ error_free(err);\n+\n+ unlink(TEST_FILE);\n+ object_unref(OBJECT(ioc));\n+}\n+#endif /* CONFIG_PREADV */\n+\n #ifndef _WIN32\n static void test_io_channel_pipe(bool async)\n {\n@@ -147,6 +344,16 @@ int main(int argc, char **argv)\n g_test_add_func(\"/io/channel/file\", test_io_channel_file);\n g_test_add_func(\"/io/channel/file/rdwr\", test_io_channel_file_rdwr);\n g_test_add_func(\"/io/channel/file/fd\", test_io_channel_fd);\n+#ifdef CONFIG_PREADV\n+ g_test_add_func(\"/io/channel/file/pread-all\",\n+ test_io_channel_pread_all);\n+ g_test_add_func(\"/io/channel/file/preadv-all\",\n+ test_io_channel_preadv_all);\n+ g_test_add_func(\"/io/channel/file/preadv-all-eof\",\n+ test_io_channel_preadv_all_eof);\n+ g_test_add_func(\"/io/channel/file/pread-all-eof\",\n+ test_io_channel_pread_all_eof);\n+#endif\n #ifndef _WIN32\n g_test_add_func(\"/io/channel/pipe/sync\", test_io_channel_pipe_sync);\n g_test_add_func(\"/io/channel/pipe/async\", test_io_channel_pipe_async);\n", "prefixes": [ "PULL", "39/43" ] }