glue::DentryTracker Class Reference

#include <glue_buffer.h>

Collaboration diagram for glue::DentryTracker:

Classes
struct	Cursor
struct	Entry
struct	Statistics

Public Member Functions
Statistics	GetStatistics ()
	DentryTracker ()
	DentryTracker (const DentryTracker &other)
DentryTracker &	operator= (const DentryTracker &other)
	~DentryTracker ()
DentryTracker *	Move ()
void	Add (const uint64_t inode_parent, const char *name, uint64_t timeout_s)
void	Prune ()
void	Disable ()
bool	is_active () const
void	SpawnCleaner (unsigned interval_s)
Cursor	BeginEnumerate ()
bool	NextEntry (Cursor *cursor, uint64_t *inode_parent, NameString *name)
void	EndEnumerate (Cursor *cursor)

Static Public Member Functions
static void *	MainCleaner (void *data)

Private Member Functions
	FRIEND_TEST (T_GlueBuffer, DentryTracker)
void	CopyFrom (const DentryTracker &other)
void	InitLock ()
void	Lock () const
void	Unlock () const
void	DoPrune (uint64_t now)

Private Attributes
pthread_mutex_t *	lock_
unsigned	version_
Statistics	statistics_
bool	is_active_
BigQueue< Entry >	entries_
int	pipe_terminate_ [2]
int	cleaning_interval_ms_
pthread_t	thread_cleaner_

Static Private Attributes
static const unsigned	kVersion = 0

Detailed Description

Tracks fuse name lookup replies for active cache eviction. Class renamed from previous name NentryTracker

Definition at line 820 of file glue_buffer.h.

Constructor & Destructor Documentation

glue::DentryTracker::DentryTracker

(

)

Definition at line 112 of file glue_buffer.cc.

Referenced by Move().

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glue::DentryTracker::DentryTracker

(

const DentryTracker &

other

)

Definition at line 131 of file glue_buffer.cc.

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glue::DentryTracker::~DentryTracker

(

)

Definition at line 119 of file glue_buffer.cc.

Referenced by RestoreState().

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Member Function Documentation

void glue::DentryTracker::Add ( const uint64_t  inode_parent, const char *  name, uint64_t  timeout_s  )

inline

Definition at line 865 of file glue_buffer.h.

Referenced by cvmfs::cvmfs_lookup().

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DentryTracker::Cursor glue::DentryTracker::BeginEnumerate

(

)

Definition at line 238 of file glue_buffer.cc.

Referenced by FuseInvalidator::MainInvalidator().

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void glue::DentryTracker::CopyFrom ( const DentryTracker &  other )

private

Definition at line 150 of file glue_buffer.cc.

Referenced by DentryTracker(), and operator=().

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void glue::DentryTracker::Disable ( )

inline

The nentry tracker is only needed for active cache eviction and can otherwise ignore new entries.

Definition at line 882 of file glue_buffer.h.

Referenced by Init().

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void glue::DentryTracker::DoPrune ( uint64_t  now )

inlineprivate

Definition at line 906 of file glue_buffer.h.

Referenced by Add(), and Prune().

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void glue::DentryTracker::EndEnumerate

(

Cursor *

cursor

)

Definition at line 261 of file glue_buffer.cc.

Referenced by FuseInvalidator::MainInvalidator().

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glue::DentryTracker::FRIEND_TEST ( T_GlueBuffer  , DentryTracker    )

private

Statistics glue::DentryTracker::GetStatistics ( )

inline

Definition at line 851 of file glue_buffer.h.

Referenced by TalkManager::MainResponder(), and perf::TelemetryAggregator::ManuallyUpdateSelectedCounters().

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void glue::DentryTracker::InitLock ( )

private

Definition at line 223 of file glue_buffer.cc.

Referenced by DentryTracker().

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bool glue::DentryTracker::is_active ( ) const

inline

Definition at line 883 of file glue_buffer.h.

void glue::DentryTracker::Lock ( ) const

inlineprivate

Definition at line 897 of file glue_buffer.h.

Referenced by Add(), BeginEnumerate(), Move(), operator=(), and Prune().

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void * glue::DentryTracker::MainCleaner ( void *  data )

static

Definition at line 180 of file glue_buffer.cc.

Referenced by SpawnCleaner().

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DentryTracker * glue::DentryTracker::Move

(

)

Lock object during copy

Definition at line 160 of file glue_buffer.cc.

Referenced by FuseInvalidator::MainInvalidator().

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bool glue::DentryTracker::NextEntry	(	Cursor *	cursor,
		uint64_t *	inode_parent,
		NameString *	name
	)

Definition at line 246 of file glue_buffer.cc.

Referenced by FuseInvalidator::MainInvalidator().

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DentryTracker & glue::DentryTracker::operator=

(

const DentryTracker &

other

)

Definition at line 139 of file glue_buffer.cc.

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void glue::DentryTracker::Prune

(

)

Definition at line 231 of file glue_buffer.cc.

Referenced by MainCleaner(), and FuseInvalidator::MainInvalidator().

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void glue::DentryTracker::SpawnCleaner

(

unsigned

interval_s

)

Definition at line 170 of file glue_buffer.cc.

Referenced by Spawn().

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void glue::DentryTracker::Unlock ( ) const

inlineprivate

Definition at line 901 of file glue_buffer.h.

Referenced by Add(), EndEnumerate(), Move(), operator=(), and Prune().

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Member Data Documentation

int glue::DentryTracker::cleaning_interval_ms_

private

Definition at line 924 of file glue_buffer.h.

Referenced by DentryTracker(), MainCleaner(), and SpawnCleaner().

BigQueue<Entry> glue::DentryTracker::entries_

private

Definition at line 921 of file glue_buffer.h.

Referenced by Add(), BeginEnumerate(), CopyFrom(), DoPrune(), Move(), and NextEntry().

bool glue::DentryTracker::is_active_

private

Definition at line 920 of file glue_buffer.h.

Referenced by Add(), CopyFrom(), Disable(), and is_active().

const unsigned glue::DentryTracker::kVersion = 0

staticprivate

Definition at line 892 of file glue_buffer.h.

Referenced by CopyFrom().

pthread_mutex_t* glue::DentryTracker::lock_

private

Definition at line 917 of file glue_buffer.h.

Referenced by InitLock(), Lock(), Unlock(), and ~DentryTracker().

int glue::DentryTracker::pipe_terminate_[2]

private

Definition at line 923 of file glue_buffer.h.

Referenced by DentryTracker(), MainCleaner(), SpawnCleaner(), and ~DentryTracker().

Statistics glue::DentryTracker::statistics_

private

Definition at line 919 of file glue_buffer.h.

Referenced by Add(), CopyFrom(), DoPrune(), GetStatistics(), and Move().

pthread_t glue::DentryTracker::thread_cleaner_

private

Definition at line 925 of file glue_buffer.h.

Referenced by SpawnCleaner(), and ~DentryTracker().

unsigned glue::DentryTracker::version_

private

Definition at line 918 of file glue_buffer.h.

Referenced by CopyFrom().

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The documentation for this class was generated from the following files:

• /home/sftnight/jenkins/workspace/CvmfsDoxygen/label/docker-x86_64/cvmfs/cvmfs/glue_buffer.h
• /home/sftnight/jenkins/workspace/CvmfsDoxygen/label/docker-x86_64/cvmfs/cvmfs/glue_buffer.cc