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
size_t	next
size_t	limit
struct ShmemCtl *	memctl
void *	memory [0]

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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().

size_t MemContext::limit

Offset, of 1st byte beyond this struct

Definition at line 60 of file veil_shmem.h.

Referenced by get_shmem_context().

void* MemContext::memory[0]

The rest of the chunk, from which memory is allocated

Definition at line 64 of file veil_shmem.h.

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

• src/veil_shmem.h

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