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Fri, 18 Oct 2024 11:21:15 +0000 Received: from OSZPR01MB7772.jpnprd01.prod.outlook.com ([fe80::df28:316e:ef65:39a9]) by OSZPR01MB7772.jpnprd01.prod.outlook.com ([fe80::df28:316e:ef65:39a9%7]) with mapi id 15.20.8069.016; Fri, 18 Oct 2024 11:21:15 +0000 From: "Seiichi Ikarashi (Fujitsu)" To: "'steved@redhat.com'" CC: "'linux-nfs@vger.kernel.org'" , "'sorenson@redhat.com'" Subject: [PATCH] Retry NFSv3 mount after NFSv4 failure in auto negotiation Thread-Topic: [PATCH] Retry NFSv3 mount after NFSv4 failure in auto negotiation Thread-Index: AdshT3pHAdh8JNDrTLS/dtZP1FOkEw== Date: Fri, 18 Oct 2024 11:21:15 +0000 Message-ID: Accept-Language: ja-JP, en-US Content-Language: ja-JP X-MS-Has-Attach: X-MS-TNEF-Correlator: msip_labels: MSIP_Label_a7295cc1-d279-42ac-ab4d-3b0f4fece050_ActionId=87ed64dd-f8fa-4579-bbb8-baf1a3c21b8e;MSIP_Label_a7295cc1-d279-42ac-ab4d-3b0f4fece050_ContentBits=0;MSIP_Label_a7295cc1-d279-42ac-ab4d-3b0f4fece050_Enabled=true;MSIP_Label_a7295cc1-d279-42ac-ab4d-3b0f4fece050_Method=Standard;MSIP_Label_a7295cc1-d279-42ac-ab4d-3b0f4fece050_Name=FUJITSU-RESTRICTED?;MSIP_Label_a7295cc1-d279-42ac-ab4d-3b0f4fece050_SetDate=2024-10-18T10:47:20Z;MSIP_Label_a7295cc1-d279-42ac-ab4d-3b0f4fece050_SiteId=a19f121d-81e1-4858-a9d8-736e267fd4c7; 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It immediately breaks from the "for" loop in nfsmount_fg() or nfsmount_child() due to EPROTONOSUPPORT, never doing the expected retries until timeout. Let's retry in v3, too. Signed-off-by: Seiichi Ikarashi --- utils/mount/stropts.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/utils/mount/stropts.c b/utils/mount/stropts.c index a92c420..103c41f 100644 --- a/utils/mount/stropts.c +++ b/utils/mount/stropts.c @@ -981,7 +981,7 @@ fall_back: if ((result = nfs_try_mount_v3v2(mi, FALSE))) return result; - if (errno != EBUSY && errno != EACCES) + if (errno != EBUSY && errno != EACCES && errno != ETIMEDOUT) errno = olderrno; return result;