From 9999e48639b3cecb08ffb37358bcba3b48161b29 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 08:50:17 +0000
Subject: [PATCH] add ax88772_rst
---
kernel/fs/afs/misc.c | 117 ++++++++++++++++++++++++++++++++++++++++++----------------
1 files changed, 84 insertions(+), 33 deletions(-)
diff --git a/kernel/fs/afs/misc.c b/kernel/fs/afs/misc.c
index 700a5fa..f1dc216 100644
--- a/kernel/fs/afs/misc.c
+++ b/kernel/fs/afs/misc.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* miscellaneous bits
*
* Copyright (C) 2002, 2007 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
- *
- * 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.
*/
#include <linux/kernel.h>
@@ -14,6 +10,7 @@
#include <linux/errno.h>
#include "internal.h"
#include "afs_fs.h"
+#include "protocol_uae.h"
/*
* convert an AFS abort code to a Linux error number
@@ -69,34 +66,27 @@
case AFSVL_PERM: return -EACCES;
case AFSVL_NOMEM: return -EREMOTEIO;
- /* Unified AFS error table; ET "uae" == 0x2f6df00 */
- case 0x2f6df00: return -EPERM;
- case 0x2f6df01: return -ENOENT;
- case 0x2f6df04: return -EIO;
- case 0x2f6df0a: return -EAGAIN;
- case 0x2f6df0b: return -ENOMEM;
- case 0x2f6df0c: return -EACCES;
- case 0x2f6df0f: return -EBUSY;
- case 0x2f6df10: return -EEXIST;
- case 0x2f6df11: return -EXDEV;
- case 0x2f6df12: return -ENODEV;
- case 0x2f6df13: return -ENOTDIR;
- case 0x2f6df14: return -EISDIR;
- case 0x2f6df15: return -EINVAL;
- case 0x2f6df1a: return -EFBIG;
- case 0x2f6df1b: return -ENOSPC;
- case 0x2f6df1d: return -EROFS;
- case 0x2f6df1e: return -EMLINK;
- case 0x2f6df20: return -EDOM;
- case 0x2f6df21: return -ERANGE;
- case 0x2f6df22: return -EDEADLK;
- case 0x2f6df23: return -ENAMETOOLONG;
- case 0x2f6df24: return -ENOLCK;
- case 0x2f6df26: return -ENOTEMPTY;
- case 0x2f6df28: return -EWOULDBLOCK;
- case 0x2f6df69: return -ENOTCONN;
- case 0x2f6df6c: return -ETIMEDOUT;
- case 0x2f6df78: return -EDQUOT;
+ /* Unified AFS error table */
+ case UAEPERM: return -EPERM;
+ case UAENOENT: return -ENOENT;
+ case UAEAGAIN: return -EAGAIN;
+ case UAEACCES: return -EACCES;
+ case UAEBUSY: return -EBUSY;
+ case UAEEXIST: return -EEXIST;
+ case UAENOTDIR: return -ENOTDIR;
+ case UAEISDIR: return -EISDIR;
+ case UAEFBIG: return -EFBIG;
+ case UAENOSPC: return -ENOSPC;
+ case UAEROFS: return -EROFS;
+ case UAEMLINK: return -EMLINK;
+ case UAEDEADLK: return -EDEADLK;
+ case UAENAMETOOLONG: return -ENAMETOOLONG;
+ case UAENOLCK: return -ENOLCK;
+ case UAENOTEMPTY: return -ENOTEMPTY;
+ case UAELOOP: return -ELOOP;
+ case UAEOVERFLOW: return -EOVERFLOW;
+ case UAENOMEDIUM: return -ENOMEDIUM;
+ case UAEDQUOT: return -EDQUOT;
/* RXKAD abort codes; from include/rxrpc/packet.h. ET "RXK" == 0x1260B00 */
case RXKADINCONSISTENCY: return -EPROTO;
@@ -118,3 +108,64 @@
default: return -EREMOTEIO;
}
}
+
+/*
+ * Select the error to report from a set of errors.
+ */
+void afs_prioritise_error(struct afs_error *e, int error, u32 abort_code)
+{
+ switch (error) {
+ case 0:
+ return;
+ default:
+ if (e->error == -ETIMEDOUT ||
+ e->error == -ETIME)
+ return;
+ fallthrough;
+ case -ETIMEDOUT:
+ case -ETIME:
+ if (e->error == -ENOMEM ||
+ e->error == -ENONET)
+ return;
+ fallthrough;
+ case -ENOMEM:
+ case -ENONET:
+ if (e->error == -ERFKILL)
+ return;
+ fallthrough;
+ case -ERFKILL:
+ if (e->error == -EADDRNOTAVAIL)
+ return;
+ fallthrough;
+ case -EADDRNOTAVAIL:
+ if (e->error == -ENETUNREACH)
+ return;
+ fallthrough;
+ case -ENETUNREACH:
+ if (e->error == -EHOSTUNREACH)
+ return;
+ fallthrough;
+ case -EHOSTUNREACH:
+ if (e->error == -EHOSTDOWN)
+ return;
+ fallthrough;
+ case -EHOSTDOWN:
+ if (e->error == -ECONNREFUSED)
+ return;
+ fallthrough;
+ case -ECONNREFUSED:
+ if (e->error == -ECONNRESET)
+ return;
+ fallthrough;
+ case -ECONNRESET: /* Responded, but call expired. */
+ if (e->responded)
+ return;
+ e->error = error;
+ return;
+
+ case -ECONNABORTED:
+ e->responded = true;
+ e->error = afs_abort_to_error(abort_code);
+ return;
+ }
+}
--
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