kafs: Add more "unified AFS" error codes

This should cover the set emitted by viced and the volume server.

Signed-off-by: Nathaniel Wesley Filardo <nwf@cs.jhu.edu>
Signed-off-by: David Howells <dhowells@redhat.com>

diff --git a/fs/afs/misc.c b/fs/afs/misc.c
index 0dd4dafee10b391f7d92b89f8c4e491ed5f09810..91ea1aa0d8b3ab0a817b525e9f9b3deec98f775f 100644 (file)
--- a/fs/afs/misc.c
+++ b/fs/afs/misc.c
@@ -22,9 +22,12 @@
 int afs_abort_to_error(u32 abort_code)
 {
        switch (abort_code) {
+       /* low errno codes inserted into abort namespace */
        case 13:                return -EACCES;
        case 27:                return -EFBIG;
        case 30:                return -EROFS;
+
+       /* VICE "special error" codes; 101 - 111 */
        case VSALVAGE:          return -EIO;
        case VNOVNODE:          return -ENOENT;
        case VNOVOL:            return -ENOMEDIUM;
@@ -36,11 +39,18 @@ int afs_abort_to_error(u32 abort_code)
        case VOVERQUOTA:        return -EDQUOT;
        case VBUSY:             return -EBUSY;
        case VMOVED:            return -ENXIO;
-       case 0x2f6df0a:         return -EWOULDBLOCK;
+
+       /* 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;
@@ -54,8 +64,12 @@ int afs_abort_to_error(u32 abort_code)
        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;
 
+       /* RXKAD abort codes; from include/rxrpc/packet.h.  ET "RXK" == 0x1260B00 */
        case RXKADINCONSISTENCY: return -EPROTO;
        case RXKADPACKETSHORT:  return -EPROTO;
        case RXKADLEVELFAIL:    return -EKEYREJECTED;