cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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drbd_strings.c (3866B)

      1// SPDX-License-Identifier: GPL-2.0-or-later
      2/*
      3  drbd.h
      4
      5  This file is part of DRBD by Philipp Reisner and Lars Ellenberg.
      6
      7  Copyright (C) 2003-2008, LINBIT Information Technologies GmbH.
      8  Copyright (C) 2003-2008, Philipp Reisner <philipp.reisner@linbit.com>.
      9  Copyright (C) 2003-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
     10
     11
     12*/
     13
     14#include <linux/drbd.h>
     15#include "drbd_strings.h"
     16
     17static const char * const drbd_conn_s_names[] = {
     18	[C_STANDALONE]       = "StandAlone",
     19	[C_DISCONNECTING]    = "Disconnecting",
     20	[C_UNCONNECTED]      = "Unconnected",
     21	[C_TIMEOUT]          = "Timeout",
     22	[C_BROKEN_PIPE]      = "BrokenPipe",
     23	[C_NETWORK_FAILURE]  = "NetworkFailure",
     24	[C_PROTOCOL_ERROR]   = "ProtocolError",
     25	[C_WF_CONNECTION]    = "WFConnection",
     26	[C_WF_REPORT_PARAMS] = "WFReportParams",
     27	[C_TEAR_DOWN]        = "TearDown",
     28	[C_CONNECTED]        = "Connected",
     29	[C_STARTING_SYNC_S]  = "StartingSyncS",
     30	[C_STARTING_SYNC_T]  = "StartingSyncT",
     31	[C_WF_BITMAP_S]      = "WFBitMapS",
     32	[C_WF_BITMAP_T]      = "WFBitMapT",
     33	[C_WF_SYNC_UUID]     = "WFSyncUUID",
     34	[C_SYNC_SOURCE]      = "SyncSource",
     35	[C_SYNC_TARGET]      = "SyncTarget",
     36	[C_PAUSED_SYNC_S]    = "PausedSyncS",
     37	[C_PAUSED_SYNC_T]    = "PausedSyncT",
     38	[C_VERIFY_S]         = "VerifyS",
     39	[C_VERIFY_T]         = "VerifyT",
     40	[C_AHEAD]            = "Ahead",
     41	[C_BEHIND]           = "Behind",
     42};
     43
     44static const char * const drbd_role_s_names[] = {
     45	[R_PRIMARY]   = "Primary",
     46	[R_SECONDARY] = "Secondary",
     47	[R_UNKNOWN]   = "Unknown"
     48};
     49
     50static const char * const drbd_disk_s_names[] = {
     51	[D_DISKLESS]     = "Diskless",
     52	[D_ATTACHING]    = "Attaching",
     53	[D_FAILED]       = "Failed",
     54	[D_NEGOTIATING]  = "Negotiating",
     55	[D_INCONSISTENT] = "Inconsistent",
     56	[D_OUTDATED]     = "Outdated",
     57	[D_UNKNOWN]      = "DUnknown",
     58	[D_CONSISTENT]   = "Consistent",
     59	[D_UP_TO_DATE]   = "UpToDate",
     60};
     61
     62static const char * const drbd_state_sw_errors[] = {
     63	[-SS_TWO_PRIMARIES] = "Multiple primaries not allowed by config",
     64	[-SS_NO_UP_TO_DATE_DISK] = "Need access to UpToDate data",
     65	[-SS_NO_LOCAL_DISK] = "Can not resync without local disk",
     66	[-SS_NO_REMOTE_DISK] = "Can not resync without remote disk",
     67	[-SS_CONNECTED_OUTDATES] = "Refusing to be Outdated while Connected",
     68	[-SS_PRIMARY_NOP] = "Refusing to be Primary while peer is not outdated",
     69	[-SS_RESYNC_RUNNING] = "Can not start OV/resync since it is already active",
     70	[-SS_ALREADY_STANDALONE] = "Can not disconnect a StandAlone device",
     71	[-SS_CW_FAILED_BY_PEER] = "State change was refused by peer node",
     72	[-SS_IS_DISKLESS] = "Device is diskless, the requested operation requires a disk",
     73	[-SS_DEVICE_IN_USE] = "Device is held open by someone",
     74	[-SS_NO_NET_CONFIG] = "Have no net/connection configuration",
     75	[-SS_NO_VERIFY_ALG] = "Need a verify algorithm to start online verify",
     76	[-SS_NEED_CONNECTION] = "Need a connection to start verify or resync",
     77	[-SS_NOT_SUPPORTED] = "Peer does not support protocol",
     78	[-SS_LOWER_THAN_OUTDATED] = "Disk state is lower than outdated",
     79	[-SS_IN_TRANSIENT_STATE] = "In transient state, retry after next state change",
     80	[-SS_CONCURRENT_ST_CHG] = "Concurrent state changes detected and aborted",
     81	[-SS_OUTDATE_WO_CONN] = "Need a connection for a graceful disconnect/outdate peer",
     82	[-SS_O_VOL_PEER_PRI] = "Other vol primary on peer not allowed by config",
     83};
     84
     85const char *drbd_conn_str(enum drbd_conns s)
     86{
     87	/* enums are unsigned... */
     88	return s > C_BEHIND ? "TOO_LARGE" : drbd_conn_s_names[s];
     89}
     90
     91const char *drbd_role_str(enum drbd_role s)
     92{
     93	return s > R_SECONDARY   ? "TOO_LARGE" : drbd_role_s_names[s];
     94}
     95
     96const char *drbd_disk_str(enum drbd_disk_state s)
     97{
     98	return s > D_UP_TO_DATE    ? "TOO_LARGE" : drbd_disk_s_names[s];
     99}
    100
    101const char *drbd_set_st_err_str(enum drbd_state_rv err)
    102{
    103	return err <= SS_AFTER_LAST_ERROR ? "TOO_SMALL" :
    104	       err > SS_TWO_PRIMARIES ? "TOO_LARGE"
    105			: drbd_state_sw_errors[-err];
    106}