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📁 ..
📄 backendid.h(1.1 KB)
📄 barrier.h(674 B)
📄 block.h(3.21 KB)
📄 buf.h(1.06 KB)
📄 buf_internals.h(12.24 KB)
📄 buffile.h(1.67 KB)
📄 bufmgr.h(9 KB)
📄 bufpage.h(14.91 KB)
📄 checksum.h(666 B)
📄 checksum_impl.h(8.59 KB)
📄 copydir.h(561 B)
📄 dsm.h(1.95 KB)
📄 dsm_impl.h(2.12 KB)
📄 fd.h(4.27 KB)
📄 freespace.h(1.36 KB)
📄 fsm_internals.h(2.26 KB)
📄 indexfsm.h(795 B)
📄 ipc.h(2.67 KB)
📄 item.h(469 B)
📄 itemid.h(4.24 KB)
📄 itemptr.h(3.93 KB)
📄 large_object.h(3.6 KB)
📄 latch.h(6.55 KB)
📄 lmgr.h(4.19 KB)
📄 lock.h(22.89 KB)
📄 lockdefs.h(1.86 KB)
📄 lwlock.h(9.19 KB)
📄 lwlocknames.h(2.42 KB)
📄 off.h(1.58 KB)
📄 pg_sema.h(2.39 KB)
📄 pg_shmem.h(2.23 KB)
📄 pmsignal.h(2.1 KB)
📄 pos.h(1.56 KB)
📄 predicate.h(2.56 KB)
📄 predicate_internals.h(16.96 KB)
📄 proc.h(10.81 KB)
📄 procarray.h(3.5 KB)
📄 procsignal.h(1.9 KB)
📄 reinit.h(592 B)
📄 relfilenode.h(3.81 KB)
📄 s_lock.h(28.64 KB)
📄 shm_mq.h(2.59 KB)
📄 shm_toc.h(2.01 KB)
📄 shmem.h(2.63 KB)
📄 sinval.h(5.41 KB)
📄 sinvaladt.h(1.58 KB)
📄 smgr.h(5.96 KB)
📄 spin.h(2.42 KB)
📄 standby.h(3.35 KB)
📄 standbydefs.h(2.25 KB)

Editing: dsm.h

/*-------------------------------------------------------------------------
 *
 * dsm.h
 *	  manage dynamic shared memory segments
 *
 * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/storage/dsm.h
 *
 *-------------------------------------------------------------------------
 */
#ifndef DSM_H
#define DSM_H

#include "storage/dsm_impl.h"

typedef struct dsm_segment dsm_segment;

#define DSM_CREATE_NULL_IF_MAXSEGMENTS			0x0001

/* Startup and shutdown functions. */
struct PGShmemHeader;			/* avoid including pg_shmem.h */
extern void dsm_cleanup_using_control_segment(dsm_handle old_control_handle);
extern void dsm_postmaster_startup(struct PGShmemHeader *);
extern void dsm_backend_shutdown(void);
extern void dsm_detach_all(void);

#ifdef EXEC_BACKEND
extern void dsm_set_control_handle(dsm_handle h);
#endif

/* Functions that create, update, or remove mappings. */
extern dsm_segment *dsm_create(Size size, int flags);
extern dsm_segment *dsm_attach(dsm_handle h);
extern void *dsm_resize(dsm_segment *seg, Size size);
extern void *dsm_remap(dsm_segment *seg);
extern void dsm_detach(dsm_segment *seg);

/* Resource management functions. */
extern void dsm_pin_mapping(dsm_segment *seg);
extern void dsm_unpin_mapping(dsm_segment *seg);
extern void dsm_pin_segment(dsm_segment *seg);
extern dsm_segment *dsm_find_mapping(dsm_handle h);

/* Informational functions. */
extern void *dsm_segment_address(dsm_segment *seg);
extern Size dsm_segment_map_length(dsm_segment *seg);
extern dsm_handle dsm_segment_handle(dsm_segment *seg);

/* Cleanup hooks. */
typedef void (*on_dsm_detach_callback) (dsm_segment *, Datum arg);
extern void on_dsm_detach(dsm_segment *seg,
			  on_dsm_detach_callback function, Datum arg);
extern void cancel_on_dsm_detach(dsm_segment *seg,
					 on_dsm_detach_callback function, Datum arg);
extern void reset_on_dsm_detach(void);

#endif   /* DSM_H */

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Editing: dsm.h

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