/
MdPartCo.cc
1594 lines (1423 loc) · 37.8 KB
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MdPartCo.cc
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/*
* File: MdPartCo.cc
*
* Implementation of MdPartCo class which represents single MD Device (RAID
* Volume) like md126 which is a Container for partitions.
*
* Copyright (c) 2009, Intel Corporation.
* Copyright (c) [2009-2010] Novell, Inc.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*/
/*
Textdomain "storage"
*/
#include <unistd.h>
#include <glob.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <dirent.h>
#include <stdlib.h>
#include <sstream>
#include <algorithm>
#include <string>
#include "storage/MdPartCo.h"
#include "storage/MdPart.h"
#include "storage/SystemInfo.h"
#include "storage/ProcParts.h"
#include "storage/Partition.h"
#include "storage/SystemCmd.h"
#include "storage/AppUtil.h"
#include "storage/Storage.h"
#include "storage/StorageDefines.h"
#include "storage/Regex.h"
#include "storage/EtcMdadm.h"
namespace storage
{
using namespace std;
MdPartCo::MdPartCo(Storage* s, const string& name, const string& device, SystemInfo& systeminfo)
: Container(s, name, device, staticType()), disk(NULL), md_type(RAID_UNK),
md_parity(PAR_DEFAULT), chunk_k(0), sb_ver("01.00.00"), destrSb(false),
has_container(false)
{
getMajorMinor();
/* First Initialize RAID properties. */
initMd(systeminfo);
/* Initialize 'disk' part, partitions.*/
init(systeminfo);
setUdevData(systeminfo);
y2deb("constructed MdPartCo " << dev);
}
MdPartCo::MdPartCo(const MdPartCo& c)
: Container(c), md_type(c.md_type), md_parity(c.md_parity),
chunk_k(c.chunk_k), md_uuid(c.md_uuid), md_name(c.md_name),
sb_ver(c.sb_ver), destrSb(c.destrSb), devs(c.devs), spare(c.spare),
udev_id(c.udev_id),
has_container(c.has_container), parent_container(c.parent_container),
parent_uuid(c.parent_uuid), parent_md_name(c.parent_md_name),
parent_metadata(c.parent_metadata), parent_member(c.parent_member)
{
y2deb("copy-constructed MdPartCo by from " << c.nm);
disk = NULL;
if( c.disk )
disk = new Disk( *c.disk );
ConstMdPartPair p = c.mdpartPair();
for (ConstMdPartIter i = p.begin(); i != p.end(); ++i)
{
MdPart* p = new MdPart(*this, *i);
vols.push_back(p);
}
updatePointers(true);
}
MdPartCo::~MdPartCo()
{
if( disk )
{
delete disk;
disk = NULL;
}
y2deb("destructed MdPartCo : " << dev);
}
string
MdPartCo::sysfsPath() const
{
return SYSFSDIR "/" + procName();
}
bool MdPartCo::isMdPart(const string& name) const
{
string n = undevName(name);
static Regex mdpart( "^md[0123456789]+p[0123456789]+$" );
return (mdpart.match(n));
}
void MdPartCo::getPartNum(const string& device, unsigned& num) const
{
string dev = device;
string::size_type pos;
pos = dev.find("p");
if( pos != string::npos )
{
/* md125p12 - after p is 12, this will be returned. */
dev.substr(pos+1) >> num;
}
else
{
num = 0;
}
}
/* Add new partition after creation. Called in 'CreatePartition' */
int
MdPartCo::addNewDev(string& device)
{
int ret = 0;
if ( isMdPart(device) == false )
{
ret = MD_PARTITION_NOT_FOUND;
}
else
{
unsigned number;
const string tmpS(device);
getPartNum(tmpS,number);
device = getPartDevice(number);
Partition *p = getPartition( number, false );
if( p==NULL )
{
ret = MDPART_PARTITION_NOT_FOUND;
}
else
{
MdPart * md = NULL;
newP( md, p->nr(), p );
md->getFsInfo( p );
md->setCreated();
md->addUdevData();
ConstMdPartPair pp = mdpartPair();
for( ConstMdPartIter i=pp.begin(); i!=pp.end(); ++i )
{
if( i->deleted() && i->nr()==p->nr() && !i->getCryptPwd().empty())
{
y2mil("harvesting old password");
md->setCryptPwd(i->getCryptPwd());
}
}
addToList( md );
y2mil("device:" << device << " was added to MdPartCo : " << dev);
}
handleWholeDevice();
}
if( ret != 0 )
{
y2war("device:" << device << " was not added to MdPartCo : " << dev);
}
return ret;
}
int
MdPartCo::createPartition( storage::PartitionType type,
long unsigned start,
long unsigned len,
string& device,
bool checkRelaxed )
{
y2mil("begin type:" << toString(type) << " start:" << start << " len:" << len <<
" relaxed:" << checkRelaxed);
int ret = disk ? 0 : MDPART_INTERNAL_ERR;
if( ret==0 && readonly() )
ret = MDPART_CHANGE_READONLY;
if( ret==0 )
{
ret = disk->createPartition( type, start, len, device, checkRelaxed );
}
if( ret==0 )
{
ret = addNewDev( device );
}
y2mil("ret:" << ret);
return( ret );
}
int
MdPartCo::createPartition( long unsigned len, string& device, bool checkRelaxed )
{
y2mil("len:" << len << " relaxed:" << checkRelaxed);
int ret = disk ? 0 : MDPART_INTERNAL_ERR;
if( ret==0 && readonly() )
ret = MDPART_CHANGE_READONLY;
if( ret==0 )
ret = disk->createPartition( len, device, checkRelaxed );
if( ret==0 )
ret = addNewDev( device );
y2mil("ret:" << ret);
return( ret );
}
int
MdPartCo::createPartition( storage::PartitionType type, string& device )
{
y2mil("type:" << toString(type));
int ret = disk ? 0 : MDPART_INTERNAL_ERR;
if( ret==0 && readonly() )
ret = MDPART_CHANGE_READONLY;
if( ret==0 )
ret = disk->createPartition( type, device );
if( ret==0 )
ret = addNewDev( device );
y2mil("ret:" << ret);
return( ret );
}
int MdPartCo::updateDelDev()
{
int ret = 0;
list<Volume*> l;
MdPartPair p=mdpartPair();
MdPartIter i=p.begin();
while( i!=p.end() )
{
Partition *p = i->getPtr();
if( p && validPartition( p ) )
{
if( i->nr()!=p->nr() )
{
i->updateName();
y2mil( "updated name md:" << *i );
}
if( i->deleted() != p->deleted() )
{
i->setDeleted( p->deleted() );
y2mil( "updated del md:" << *i );
}
}
else
l.push_back( &(*i) );
++i;
}
list<Volume*>::iterator vi = l.begin();
while( ret==0 && vi!=l.end() )
{
if( !removeFromList( *vi ))
ret = MDPART_PARTITION_NOT_FOUND;
++vi;
}
handleWholeDevice();
return( ret );
}
int
MdPartCo::removePartition( unsigned nr )
{
int ret = disk ? 0 : MDPART_INTERNAL_ERR;
if( ret==0 && readonly() )
ret = MDPART_CHANGE_READONLY;
if( ret==0 )
{
if( nr>0 )
{
ret = disk->removePartition( nr );
}
else
ret = MDPART_PARTITION_NOT_FOUND;
}
if( ret==0 )
ret = updateDelDev();
y2mil("ret:" << ret);
return( ret );
}
int
MdPartCo::removeVolume( Volume* v )
{
int ret = disk ? 0 : MDPART_INTERNAL_ERR;
if( ret==0 && readonly() )
ret = MDPART_CHANGE_READONLY;
if( ret==0 )
{
unsigned num = v->nr();
if( num>0 )
ret = disk->removePartition( v->nr() );
}
if( ret==0 )
ret = updateDelDev();
getStorage()->logCo( this );
y2mil("ret:" << ret);
return( ret );
}
int
MdPartCo::freeCylindersAroundPartition(const MdPart* dm, unsigned long& freeCylsBefore,
unsigned long& freeCylsAfter) const
{
const Partition* p = dm->getPtr();
int ret = p ? 0 : MDPART_PARTITION_NOT_FOUND;
if (ret == 0)
{
ret = disk->freeCylindersAroundPartition(p, freeCylsBefore, freeCylsAfter);
}
y2mil("ret:" << ret);
return ret;
}
int MdPartCo::resizePartition( MdPart* dm, unsigned long newCyl )
{
Partition * p = dm->getPtr();
int ret = p?0:MDPART_PARTITION_NOT_FOUND;
if( ret==0 )
{
p->getFsInfo( dm );
ret = disk->resizePartition( p, newCyl );
dm->updateSize();
}
y2mil( "dm:" << *dm );
y2mil("ret:" << ret);
return( ret );
}
int
MdPartCo::resizeVolume( Volume* v, unsigned long long newSize )
{
int ret = disk ? 0 : MDPART_INTERNAL_ERR;
if( ret==0 && readonly() )
ret = MDPART_CHANGE_READONLY;
MdPart * l = dynamic_cast<MdPart *>(v);
if( ret==0 && l==NULL )
ret = MDPART_INVALID_VOLUME;
if( ret==0 )
{
Partition *p = l->getPtr();
unsigned num = v->nr();
if( num>0 && p!=NULL )
{
p->getFsInfo( v );
ret = disk->resizeVolume( p, newSize );
}
else
ret = MDPART_PARTITION_NOT_FOUND;
}
if( ret==0 )
{
l->updateSize();
}
y2mil("ret:" << ret);
return( ret );
}
void
MdPartCo::init(SystemInfo& systeminfo)
{
systeminfo.getProcParts().getSize(procName(), size_k);
y2mil("nm:" << nm << " size_k:" << size_k);
createDisk(systeminfo);
getVolumes(systeminfo.getProcParts());
}
void
MdPartCo::createDisk(SystemInfo& systeminfo)
{
if( disk )
delete disk;
disk = new Disk(getStorage(), nm, dev, size_k, systeminfo);
disk->setNumMinor( 64 );
disk->setSilent();
disk->setSlave();
disk->detect(systeminfo);
}
// Creates new partition.
void
MdPartCo::newP( MdPart*& dm, unsigned num, Partition* p )
{
dm = new MdPart(*this, getPartName(num), getPartDevice(num), num, p);
}
//This seems to detect partitions from ppart and adds them to Container.
void
MdPartCo::getVolumes(const ProcParts& ppart)
{
vols.clear();
Disk::PartPair pp = disk->partPair();
Disk::PartIter i = pp.begin();
MdPart * p = NULL;
while( i!=pp.end() )
{
newP( p, i->nr(), &(*i) );
p->updateSize(ppart);
addToList( p );
++i;
}
handleWholeDevice();
}
void MdPartCo::handleWholeDevice()
{
Disk::PartPair pp = disk->partPair( Partition::notDeleted );
y2mil("empty:" << pp.empty());
if( pp.empty() )
{
MdPart * p = NULL;
newP( p, 0, NULL );
p->setSize( size_k );
addToList( p );
}
else
{
MdPartIter i;
if( findMdPart( 0, i ))
{
MdPart* md = &(*i);
if( !removeFromList( md ))
y2err( "not found:" << *i );
}
}
}
Partition*
MdPartCo::getPartition( unsigned nr, bool del )
{
Partition* ret = NULL;
Disk::PartPair pp = disk->partPair();
Disk::PartIter i = pp.begin();
while( i!=pp.end() &&
(nr!=i->nr() || del!=i->deleted()) )
{
++i;
}
if( i!=pp.end() )
ret = &(*i);
if( ret )
{
y2mil( "nr:" << nr << " del:" << del << " *p:" << *ret );
}
else
{
y2mil( "nr:" << nr << " del:" << del << " p:NULL" );
}
return( ret );
}
bool
MdPartCo::validPartition( const Partition* p )
{
bool ret = false;
Disk::ConstPartPair pp = disk->partPair();
Disk::ConstPartIter i = pp.begin();
while( i!=pp.end() && p != &(*i) )
++i;
ret = i!=pp.end();
y2mil( "nr:" << p->nr() << " ret:" << ret );
return( ret );
}
void MdPartCo::updatePointers( bool invalid )
{
MdPartPair p=mdpartPair();
MdPartIter i=p.begin();
while( i!=p.end() )
{
if( invalid )
i->setPtr( getPartition( i->nr(), i->deleted() ));
i->updateName();
++i;
}
}
void MdPartCo::updateMinor()
{
MdPartPair p=mdpartPair();
for (MdPartIter i = p.begin(); i != p.end(); ++i)
i->updateMinor();
}
string
MdPartCo::getPartName( unsigned mdNum ) const
{
string ret = nm;
if( mdNum>0 )
{
ret += "p";
ret += decString(mdNum);
}
return( ret );
}
string
MdPartCo::getPartDevice( unsigned mdNum ) const
{
string ret = dev;
if( mdNum>0 )
{
ret += "p";
ret += decString(mdNum);
}
return( ret );
}
//
// Assumption is that we're using /dev not /dev/md
// directory.
string MdPartCo::undevName( const string& name )
{
string ret = name;
if( ret.find( "/dev/" ) == 0 )
ret.erase( 0, 5 );
return( ret );
}
int MdPartCo::destroyPartitionTable( const string& new_label )
{
y2mil("begin");
int ret = disk->destroyPartitionTable( new_label );
if( ret==0 )
{
VIter j = vols.begin();
while( j!=vols.end() )
{
if( (*j)->created() )
{
delete( *j );
j = vols.erase( j );
}
else
++j;
}
bool save = getStorage()->getRecursiveRemoval();
getStorage()->setRecursiveRemoval(true);
if (isUsedBy())
{
getStorage()->removeUsing( device(), getUsedBy() );
}
ronly = false;
RVIter i = vols.rbegin();
while( i!=vols.rend() )
{
if( !(*i)->deleted() )
getStorage()->removeVolume( (*i)->device() );
++i;
}
getStorage()->setRecursiveRemoval(save);
}
y2mil("ret:" << ret);
return( ret );
}
int MdPartCo::changePartitionId( unsigned nr, unsigned id )
{
int ret = nr>0?0:MDPART_PARTITION_NOT_FOUND;
if( ret==0 )
{
ret = disk->changePartitionId( nr, id );
}
y2mil("ret:" << ret);
return( ret );
}
int MdPartCo::forgetChangePartitionId( unsigned nr )
{
int ret = nr>0?0:MDPART_PARTITION_NOT_FOUND;
if( ret==0 )
{
ret = disk->forgetChangePartitionId( nr );
}
y2mil("ret:" << ret);
return( ret );
}
int
MdPartCo::nextFreePartition(PartitionType type, unsigned& nr, string& device) const
{
int ret = 0;
device = "";
nr = disk->availablePartNumber( type );
if (nr == 0)
{
ret = DISK_PARTITION_NO_FREE_NUMBER;
}
else
{
device = getPartDevice(nr);
}
y2mil("ret:" << ret << " nr:" << nr << " device:" << device);
return ret;
}
int
MdPartCo::changePartitionArea(unsigned nr, const Region& cylRegion, bool checkRelaxed)
{
int ret = nr>0?0:MDPART_PARTITION_NOT_FOUND;
if( ret==0 )
{
ret = disk->changePartitionArea(nr, cylRegion, checkRelaxed);
MdPartIter i;
if( findMdPart( nr, i ))
i->updateSize();
}
y2mil("ret:" << ret);
return( ret );
}
bool MdPartCo::findMdPart( unsigned nr, MdPartIter& i )
{
MdPartPair p = mdpartPair( MdPart::notDeleted );
i=p.begin();
while( i!=p.end() && i->nr()!=nr )
++i;
return( i!=p.end() );
}
//Do we need to activate partition? it will be activated already
void MdPartCo::activate_part( bool val )
{
(void)val;
}
int MdPartCo::doSetType( MdPart* md )
{
y2mil("doSetType container:" << name() << " name:" << md->name());
Partition * p = md->getPtr();
int ret = p?0:MDPART_PARTITION_NOT_FOUND;
if( ret==0 )
{
getStorage()->showInfoCb( md->setTypeText(true), silent );
ret = disk->doSetType( p );
}
y2mil("ret:" << ret);
return( ret );
}
int MdPartCo::doCreateLabel()
{
y2mil("label:" << labelName());
int ret = 0;
getStorage()->showInfoCb( setDiskLabelText(true), silent );
getStorage()->removeDmMapsTo( device() );
removePresentPartitions();
ret = disk->doCreateLabel();
if( ret==0 )
{
removeFromMemory();
handleWholeDevice();
getStorage()->waitForDevice();
}
y2mil("ret:" << ret);
return( ret );
}
int
MdPartCo::removeMdPart()
{
int ret = 0;
y2mil("begin");
if( readonly() )
{
y2war("Read-Only RAID.");
ret = MDPART_CHANGE_READONLY;
}
if( ret==0 && !created() )
{
//Remove partitions
MdPartPair p=mdpartPair(MdPart::notDeleted);
for( MdPartIter i=p.begin(); i!=p.end(); ++i )
{
if( i->nr()>0 )
{
ret = removePartition( i->nr() );
if( ret != 0 )
{
// Error. Break.
break;
}
}
}
//Remove 'whole device' it was created when last partition was deleted.
p=mdpartPair(MdPart::notDeleted);
if( p.begin()!=p.end() && p.begin()->nr()==0 )
{
if( !removeFromList( &(*p.begin()) ))
{
y2err( "not found:" << *p.begin() );
ret = MDPART_PARTITION_NOT_FOUND;
}
}
}
if( ret==0 )
{
unuseDevs();
setDeleted( true );
destrSb = true;
}
y2mil("ret:" << ret);
return( ret );
}
void MdPartCo::unuseDevs() const
{
getStorage()->clearUsedBy(getDevs());
}
void MdPartCo::removePresentPartitions()
{
VolPair p = volPair();
if( !p.empty() )
{
bool save=silent;
setSilent( true );
list<VolIterator> l;
for( VolIterator i=p.begin(); i!=p.end(); ++i )
{
y2mil( "rem:" << *i );
if( !i->created() )
l.push_front( i );
}
for( list<VolIterator>::const_iterator i=l.begin(); i!=l.end(); ++i )
{
doRemove( &(**i) );
}
setSilent( save );
}
}
void MdPartCo::removeFromMemory()
{
VIter i = vols.begin();
while( i!=vols.end() )
{
y2mil( "rem:" << *i );
if( !(*i)->created() )
{
i = vols.erase( i );
}
else
++i;
}
}
static bool toChangeId( const MdPart&d )
{
Partition* p = d.getPtr();
return( p!=NULL && !d.deleted() && Partition::toChangeId(*p) );
}
void MdPartCo::getToCommit(CommitStage stage, list<const Container*>& col,
list<const Volume*>& vol) const
{
y2mil("col:" << col.size() << " << vol:" << vol.size());
getStorage()->logCo( this );
unsigned long oco = col.size();
unsigned long ovo = vol.size();
Container::getToCommit( stage, col, vol );
if( stage==INCREASE )
{
ConstMdPartPair p = mdpartPair( toChangeId );
for( ConstMdPartIter i=p.begin(); i!=p.end(); ++i )
if( find( vol.begin(), vol.end(), &(*i) )==vol.end() )
vol.push_back( &(*i) );
}
if( disk->del_ptable && find( col.begin(), col.end(), this )==col.end() )
col.push_back( this );
if( col.size()!=oco || vol.size()!=ovo )
y2mil("col:" << col.size() << " vol:" << vol.size());
}
int MdPartCo::commitChanges( CommitStage stage, Volume* vol )
{
y2mil("name:" << name() << " stage:" << stage);
int ret = Container::commitChanges( stage, vol );
if( ret==0 && stage==INCREASE )
{
MdPart * dm = dynamic_cast<MdPart *>(vol);
if( dm!=NULL )
{
Partition* p = dm->getPtr();
if( p && disk && Partition::toChangeId( *p ) )
ret = doSetType( dm );
}
else
ret = MDPART_INVALID_VOLUME;
}
y2mil("ret:" << ret);
return( ret );
}
int MdPartCo::commitChanges( CommitStage stage )
{
y2mil("name:" << name() << " stage:" << stage);
int ret = 0;
if( stage==DECREASE && deleted() )
{
ret = doRemove();
}
else if( stage==DECREASE && disk->del_ptable )
{
ret = doCreateLabel();
}
else
ret = MDPART_COMMIT_NOTHING_TODO;
y2mil("ret:" << ret);
return( ret );
}
void
MdPartCo::getCommitActions(list<commitAction>& l ) const
{
y2mil( "l:" << l );
Container::getCommitActions( l );
y2mil( "l:" << l );
if( deleted() || disk->del_ptable )
{
list<commitAction>::iterator i = l.begin();
while (i != l.end())
{
if (i->stage == DECREASE)
{
i=l.erase( i );
}
else
++i;
}
Text txt = deleted() ? removeText(false) : setDiskLabelText(false);
l.push_front(commitAction( DECREASE, staticType(), txt, this, true));
}
y2mil( "l:" << l );
}
int
MdPartCo::doCreate( Volume* v )
{
y2mil("name:" << name() << " v->name:" << v->name());
MdPart * l = dynamic_cast<MdPart *>(v);
int ret = disk ? 0 : MDPART_INTERNAL_ERR;
if( ret==0 && l == NULL )
ret = MDPART_INVALID_VOLUME;
Partition *p = NULL;
if( ret==0 )
{
getStorage()->showInfoCb( l->createText(true), silent );
p = l->getPtr();
if( p==NULL )
ret = MDPART_PARTITION_NOT_FOUND;
else
ret = disk->doCreate( p );
if( ret==0 && p->id()!=Partition::ID_LINUX )
ret = doSetType( l );
}
if( ret==0 )
{
l->setCreated(false);
if( active )
{
activate_part(false);
activate_part(true);
ProcParts pp;
updateMinor();
l->updateSize( pp );
}
if( p->type()!=EXTENDED )
getStorage()->waitForDevice( l->device() );
}
y2mil("ret:" << ret);
return( ret );
}
//Remove MDPART unless:
//1. It's IMSM or DDF SW RAID
//2. It contains partitions.
int MdPartCo::doRemove()
{
y2mil("begin");
// 1. Check Metadata.
if( sb_ver == "imsm" || sb_ver == "ddf" )
{
y2err("Cannot remove IMSM or DDF SW RAIDs.");
return (MDPART_NO_REMOVE);
}
// 2. Check for partitions.
if( disk!=NULL && disk->numPartitions()>0 )
{
int permitRemove=1;
//handleWholeDevice: partition 0.
if( disk->numPartitions() == 1 )
{
//Find partition '0' if it exists then this 'whole device'
MdPartIter i;
if( findMdPart( 0, i ) == true)
{
//Single case when removal is allowed.
permitRemove = 0;
}
}
if( permitRemove == 1 )
{
y2err("Cannot remove RAID with partitions.");
return (MDPART_NO_REMOVE);
}
}
/* Try to remove this. */
y2mil("Raid:" << name() << " is going to be removed permanently");
int ret = 0;
if( deleted() )
{
string cmd = MDADMBIN " --stop " + quote(device());
SystemCmd c( cmd );
if( c.retcode()!=0 )
{
ret = MD_REMOVE_FAILED;
setExtError( c );
}
getStorage()->showInfoCb( removeText(true), silent );
if( ret==0 && destrSb )
{
SystemCmd c;
list<string> d = getDevs();
for( list<string>::const_iterator i=d.begin(); i!=d.end(); ++i )
{
c.execute(MDADMBIN " --zero-superblock " + quote(*i));
}
}
if( ret==0 )
{
EtcMdadm* mdadm = getStorage()->getMdadm();
if (mdadm)
mdadm->removeEntry(getMdUuid());
}
}
y2mil("Done, ret:" << ret);
return( ret );
}
int MdPartCo::doRemove( Volume* v )
{
y2mil("name:" << name() << " v->name:" << v->name());
MdPart * l = dynamic_cast<MdPart *>(v);
int ret = disk ? 0 : MDPART_INTERNAL_ERR;
if( ret==0 && l == NULL )
ret = MDPART_INVALID_VOLUME;
if( ret==0 )
{
getStorage()->showInfoCb( l->removeText(true), silent );
ret = v->prepareRemove();
}
if( ret==0 )
{
Partition *p = l->getPtr();
if( p==NULL )
{
y2err("Partition not found");
ret = MDPART_PARTITION_NOT_FOUND;
}
else
{
ret = disk->doRemove( p );
}