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2874c5fd28
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
178 lines
4.9 KiB
C
178 lines
4.9 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/* miscellaneous bits
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*
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* Copyright (C) 2002, 2007 Red Hat, Inc. All Rights Reserved.
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* Written by David Howells (dhowells@redhat.com)
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/errno.h>
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#include "internal.h"
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#include "afs_fs.h"
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/*
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* convert an AFS abort code to a Linux error number
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*/
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int afs_abort_to_error(u32 abort_code)
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{
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switch (abort_code) {
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/* Low errno codes inserted into abort namespace */
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case 13: return -EACCES;
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case 27: return -EFBIG;
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case 30: return -EROFS;
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/* VICE "special error" codes; 101 - 111 */
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case VSALVAGE: return -EIO;
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case VNOVNODE: return -ENOENT;
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case VNOVOL: return -ENOMEDIUM;
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case VVOLEXISTS: return -EEXIST;
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case VNOSERVICE: return -EIO;
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case VOFFLINE: return -ENOENT;
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case VONLINE: return -EEXIST;
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case VDISKFULL: return -ENOSPC;
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case VOVERQUOTA: return -EDQUOT;
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case VBUSY: return -EBUSY;
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case VMOVED: return -ENXIO;
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/* Volume Location server errors */
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case AFSVL_IDEXIST: return -EEXIST;
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case AFSVL_IO: return -EREMOTEIO;
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case AFSVL_NAMEEXIST: return -EEXIST;
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case AFSVL_CREATEFAIL: return -EREMOTEIO;
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case AFSVL_NOENT: return -ENOMEDIUM;
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case AFSVL_EMPTY: return -ENOMEDIUM;
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case AFSVL_ENTDELETED: return -ENOMEDIUM;
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case AFSVL_BADNAME: return -EINVAL;
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case AFSVL_BADINDEX: return -EINVAL;
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case AFSVL_BADVOLTYPE: return -EINVAL;
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case AFSVL_BADSERVER: return -EINVAL;
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case AFSVL_BADPARTITION: return -EINVAL;
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case AFSVL_REPSFULL: return -EFBIG;
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case AFSVL_NOREPSERVER: return -ENOENT;
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case AFSVL_DUPREPSERVER: return -EEXIST;
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case AFSVL_RWNOTFOUND: return -ENOENT;
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case AFSVL_BADREFCOUNT: return -EINVAL;
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case AFSVL_SIZEEXCEEDED: return -EINVAL;
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case AFSVL_BADENTRY: return -EINVAL;
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case AFSVL_BADVOLIDBUMP: return -EINVAL;
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case AFSVL_IDALREADYHASHED: return -EINVAL;
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case AFSVL_ENTRYLOCKED: return -EBUSY;
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case AFSVL_BADVOLOPER: return -EBADRQC;
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case AFSVL_BADRELLOCKTYPE: return -EINVAL;
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case AFSVL_RERELEASE: return -EREMOTEIO;
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case AFSVL_BADSERVERFLAG: return -EINVAL;
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case AFSVL_PERM: return -EACCES;
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case AFSVL_NOMEM: return -EREMOTEIO;
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/* Unified AFS error table; ET "uae" == 0x2f6df00 */
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case 0x2f6df00: return -EPERM;
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case 0x2f6df01: return -ENOENT;
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case 0x2f6df04: return -EIO;
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case 0x2f6df0a: return -EAGAIN;
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case 0x2f6df0b: return -ENOMEM;
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case 0x2f6df0c: return -EACCES;
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case 0x2f6df0f: return -EBUSY;
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case 0x2f6df10: return -EEXIST;
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case 0x2f6df11: return -EXDEV;
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case 0x2f6df12: return -ENODEV;
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case 0x2f6df13: return -ENOTDIR;
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case 0x2f6df14: return -EISDIR;
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case 0x2f6df15: return -EINVAL;
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case 0x2f6df1a: return -EFBIG;
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case 0x2f6df1b: return -ENOSPC;
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case 0x2f6df1d: return -EROFS;
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case 0x2f6df1e: return -EMLINK;
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case 0x2f6df20: return -EDOM;
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case 0x2f6df21: return -ERANGE;
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case 0x2f6df22: return -EDEADLK;
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case 0x2f6df23: return -ENAMETOOLONG;
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case 0x2f6df24: return -ENOLCK;
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case 0x2f6df26: return -ENOTEMPTY;
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case 0x2f6df28: return -EWOULDBLOCK;
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case 0x2f6df69: return -ENOTCONN;
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case 0x2f6df6c: return -ETIMEDOUT;
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case 0x2f6df78: return -EDQUOT;
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/* RXKAD abort codes; from include/rxrpc/packet.h. ET "RXK" == 0x1260B00 */
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case RXKADINCONSISTENCY: return -EPROTO;
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case RXKADPACKETSHORT: return -EPROTO;
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case RXKADLEVELFAIL: return -EKEYREJECTED;
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case RXKADTICKETLEN: return -EKEYREJECTED;
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case RXKADOUTOFSEQUENCE: return -EPROTO;
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case RXKADNOAUTH: return -EKEYREJECTED;
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case RXKADBADKEY: return -EKEYREJECTED;
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case RXKADBADTICKET: return -EKEYREJECTED;
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case RXKADUNKNOWNKEY: return -EKEYREJECTED;
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case RXKADEXPIRED: return -EKEYEXPIRED;
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case RXKADSEALEDINCON: return -EKEYREJECTED;
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case RXKADDATALEN: return -EKEYREJECTED;
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case RXKADILLEGALLEVEL: return -EKEYREJECTED;
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case RXGEN_OPCODE: return -ENOTSUPP;
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default: return -EREMOTEIO;
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}
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}
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/*
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* Select the error to report from a set of errors.
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*/
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void afs_prioritise_error(struct afs_error *e, int error, u32 abort_code)
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{
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switch (error) {
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case 0:
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return;
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default:
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if (e->error == -ETIMEDOUT ||
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e->error == -ETIME)
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return;
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/* Fall through */
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case -ETIMEDOUT:
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case -ETIME:
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if (e->error == -ENOMEM ||
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e->error == -ENONET)
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return;
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/* Fall through */
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case -ENOMEM:
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case -ENONET:
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if (e->error == -ERFKILL)
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return;
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/* Fall through */
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case -ERFKILL:
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if (e->error == -EADDRNOTAVAIL)
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return;
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/* Fall through */
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case -EADDRNOTAVAIL:
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if (e->error == -ENETUNREACH)
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return;
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/* Fall through */
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case -ENETUNREACH:
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if (e->error == -EHOSTUNREACH)
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return;
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/* Fall through */
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case -EHOSTUNREACH:
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if (e->error == -EHOSTDOWN)
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return;
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/* Fall through */
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case -EHOSTDOWN:
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if (e->error == -ECONNREFUSED)
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return;
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/* Fall through */
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case -ECONNREFUSED:
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if (e->error == -ECONNRESET)
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return;
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/* Fall through */
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case -ECONNRESET: /* Responded, but call expired. */
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if (e->responded)
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return;
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e->error = error;
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return;
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case -ECONNABORTED:
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e->responded = true;
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e->error = afs_abort_to_error(abort_code);
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return;
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}
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}
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