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vdo: replace errors with debug

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As we actully use reading of VDO metadata only as extra 'information' source,
and not error command - switch to 'log_debug()' severity with messages
out of parser code.
This commit is contained in:
Zdenek Kabelac 2022-11-04 16:27:56 +01:00
parent c98617c593
commit 218c7d44b5
1 changed files with 16 additions and 16 deletions
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32
device_mapper/vdo/vdo_reader.c
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@ -188,19 +188,19 @@ bool dm_vdo_parse_logical_size(const char *vdo_path, uint64_t *logical_blocks)
*logical_blocks = 0;
if ((fh = open(vdo_path, O_RDONLY)) == -1) {
log_sys_error("Failed to open VDO backend %s", vdo_path);
log_sys_debug("Failed to open VDO backend %s.", vdo_path);
goto err;
}
if (ioctl(fh, BLKGETSIZE64, &size) == -1) {
if (errno != ENOTTY) {
log_sys_error("ioctl", vdo_path);
log_sys_debug("ioctl", vdo_path);
goto err;
}
/* lets retry for file sizes */
if (fstat(fh, &st) < 0) {
log_sys_error("fstat", vdo_path);
log_sys_debug("fstat", vdo_path);
goto err;
}
@ -208,12 +208,12 @@ bool dm_vdo_parse_logical_size(const char *vdo_path, uint64_t *logical_blocks)
}
if ((n = read(fh, buffer, sizeof(buffer))) < 0) {
log_sys_error("read", vdo_path);
log_sys_debug("read", vdo_path);
goto err;
}
if (strncmp(buffer, _MAGIC_NUMBER, MAGIC_NUMBER_SIZE)) {
log_sys_error("mismatch header", vdo_path);
log_debug_activation("Found mismatching VDO magic header in %s.", vdo_path);
goto err;
}
@ -221,7 +221,7 @@ bool dm_vdo_parse_logical_size(const char *vdo_path, uint64_t *logical_blocks)
_vdo_decode_header(&h);
if (h.version.major_version != 5) {
log_error("Unsupported VDO version %u.%u.", h.version.major_version, h.version.minor_version);
log_debug_activation("Unsupported VDO version %u.%u.", h.version.major_version, h.version.minor_version);
goto err;
}
@ -231,17 +231,17 @@ bool dm_vdo_parse_logical_size(const char *vdo_path, uint64_t *logical_blocks)
regpos = vg.regions[VDO_DATA_REGION].start_block * 4096;
if ((regpos + sizeof(buffer)) > size) {
log_error("File/Device is shorter and can't provide requested VDO volume region at " FMTu64 " > " FMTu64 ".", regpos, size);
log_debug_activation("File/Device is shorter and can't provide requested VDO volume region at " FMTu64 " > " FMTu64 ".", regpos, size);
goto err;
}
if ((l = lseek(fh, regpos, SEEK_SET)) < 0) {
log_sys_error("lseek", vdo_path);
log_sys_debug("lseek", vdo_path);
goto err;
}
if ((n = read(fh, buffer, sizeof(buffer))) < 0) {
log_sys_error("read error", vdo_path);
log_sys_debug("read", vdo_path);
goto err;
}
@ -250,7 +250,7 @@ bool dm_vdo_parse_logical_size(const char *vdo_path, uint64_t *logical_blocks)
_vdo_decode_version(&vn);
if (vn.major_version > 41) {
log_error("Unknown VDO component version %u.", vn.major_version); // should be 41!
log_debug_activation("Unknown VDO component version %u.", vn.major_version); // should be 41!
goto err;
}
@ -258,16 +258,16 @@ bool dm_vdo_parse_logical_size(const char *vdo_path, uint64_t *logical_blocks)
_vdo_decode_pvc(&pvc);
if (pvc.nonce != vg.nonce) {
log_error("Mismatching VDO nonce " FMTu64 " != " FMTu64 ".", pvc.nonce, vg.nonce);
log_debug_activation("VDO metadata has mismatching VDO nonces " FMTu64 " != " FMTu64 ".", pvc.nonce, vg.nonce);
goto err;
}
#if 0
log_debug("LogBlocks " FMTu64 ".", pvc.config.logical_blocks);
log_debug("PhyBlocks " FMTu64 ".", pvc.config.physical_blocks);
log_debug("SlabSize " FMTu64 ".", pvc.config.slab_size);
log_debug("RecJourSize " FMTu64 ".", pvc.config.recovery_journal_size);
log_debug("SlabJouSize " FMTu64 ".", pvc.config.slab_journal_blocks);
log_debug_activation("LogBlocks " FMTu64 ".", pvc.config.logical_blocks);
log_debug_activation("PhyBlocks " FMTu64 ".", pvc.config.physical_blocks);
log_debug_activation("SlabSize " FMTu64 ".", pvc.config.slab_size);
log_debug_activation("RecJourSize " FMTu64 ".", pvc.config.recovery_journal_size);
log_debug_activation("SlabJouSize " FMTu64 ".", pvc.config.slab_journal_blocks);
#endif
*logical_blocks = pvc.config.logical_blocks;