PostgreSQL Source Code  git master
Data Fields
BufferDesc Struct Reference

#include <buf_internals.h>

Data Fields

BufferTag tag
 
int buf_id
 
pg_atomic_uint32 state
 
int wait_backend_pgprocno
 
int freeNext
 
LWLock content_lock
 

Detailed Description

Definition at line 243 of file buf_internals.h.

Field Documentation

◆ buf_id

int BufferDesc::buf_id

Definition at line 246 of file buf_internals.h.

Referenced by BufferAlloc(), BufferDescriptorGetBuffer(), BufferDescriptorGetIOCV(), and ExtendBufferedRelShared().

◆ content_lock

LWLock BufferDesc::content_lock

Definition at line 253 of file buf_internals.h.

Referenced by BufferDescriptorGetContentLock().

◆ freeNext

int BufferDesc::freeNext

Definition at line 252 of file buf_internals.h.

Referenced by InitBufferPool().

◆ state

pg_atomic_uint32 BufferDesc::state

Definition at line 249 of file buf_internals.h.

Referenced by BufferIsPermanent(), BufferSync(), DropRelationAllLocalBuffers(), DropRelationLocalBuffers(), ExtendBufferedRelLocal(), FlushRelationBuffers(), GetLocalVictimBuffer(), GetVictimBuffer(), InvalidateVictimBuffer(), LocalBufferAlloc(), LockBufHdr(), MarkBufferDirty(), MarkBufferDirtyHint(), MarkLocalBufferDirty(), pg_buffercache_summary(), PinLocalBuffer(), ReadBuffer_common(), ReadRecentBuffer(), and UnlockBufHdr().

◆ tag

BufferTag BufferDesc::tag

Definition at line 245 of file buf_internals.h.

Referenced by AbortBufferIO(), apw_dump_now(), BufferAlloc(), BufferGetBlockNumber(), BufferGetTag(), BufferSync(), DropDatabaseBuffers(), DropRelationAllLocalBuffers(), DropRelationBuffers(), DropRelationLocalBuffers(), DropRelationsAllBuffers(), ExtendBufferedRelLocal(), ExtendBufferedRelShared(), FindAndDropRelationBuffers(), FlushDatabaseBuffers(), FlushRelationBuffers(), FlushRelationsAllBuffers(), GetLocalVictimBuffer(), GetVictimBuffer(), InvalidateVictimBuffer(), local_buffer_write_error_callback(), LocalBufferAlloc(), MarkBufferDirtyHint(), pg_buffercache_pages(), ReadRecentBuffer(), ReleaseAndReadBuffer(), shared_buffer_write_error_callback(), and SyncOneBuffer().

◆ wait_backend_pgprocno

int BufferDesc::wait_backend_pgprocno

Definition at line 251 of file buf_internals.h.

Referenced by LockBufferForCleanup().

The documentation for this struct was generated from the following file: