MemContext Struct Reference

#include <veil_shmem.h>

Collaboration diagram for MemContext:

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Detailed Description

MemContexts are large single chunks of shared memory from which smaller allocations may be made.

Definition at line 52 of file veil_shmem.h.

Data Fields
Oid	db_id
LWLockId	lwlock
	Identifier for the database for which this context was created, or by which it has been taken over.
size_t	next
	The LWLock associated with this memory context.
size_t	limit
	Offset, of 1st byte beyond this struct.
struct ShmemCtl *	memctl
void *	memory [0]
	The rest of the chunk, from which memory is allocated.

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Field Documentation

LWLockId MemContext::lwlock

Identifier for the database for which this context was created, or by which it has been taken over.

Definition at line 57 of file veil_shmem.h.

Referenced by get_shmem_context().

size_t MemContext::next

The LWLock associated with this memory context.

Offset of 1st free byte

Definition at line 59 of file veil_shmem.h.

Referenced by do_vl_shmalloc(), and get_shmem_context().

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

• src/veil_shmem.h

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