diff options
Diffstat (limited to 'src/backend/storage/ipc/dsm.c')
| -rw-r--r-- | src/backend/storage/ipc/dsm.c | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/src/backend/storage/ipc/dsm.c b/src/backend/storage/ipc/dsm.c index d4bd6ef4490..edee89c1165 100644 --- a/src/backend/storage/ipc/dsm.c +++ b/src/backend/storage/ipc/dsm.c @@ -654,38 +654,6 @@ dsm_detach_all(void) } /* - * Resize an existing shared memory segment. - * - * This may cause the shared memory segment to be remapped at a different - * address. For the caller's convenience, we return the mapped address. - */ -void * -dsm_resize(dsm_segment *seg, Size size) -{ - Assert(seg->control_slot != INVALID_CONTROL_SLOT); - dsm_impl_op(DSM_OP_RESIZE, seg->handle, size, &seg->impl_private, - &seg->mapped_address, &seg->mapped_size, ERROR); - return seg->mapped_address; -} - -/* - * Remap an existing shared memory segment. - * - * This is intended to be used when some other process has extended the - * mapping using dsm_resize(), but we've still only got the initial - * portion mapped. Since this might change the address at which the - * segment is mapped, we return the new mapped address. - */ -void * -dsm_remap(dsm_segment *seg) -{ - dsm_impl_op(DSM_OP_ATTACH, seg->handle, 0, &seg->impl_private, - &seg->mapped_address, &seg->mapped_size, ERROR); - - return seg->mapped_address; -} - -/* * Detach from a shared memory segment, destroying the segment if we * remove the last reference. * |