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fix + use macro

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This commit is contained in:
Sears Russell 2010-09-23 00:19:34 +00:00
parent c3b9345bd2
commit 62e7663c27
1 changed files with 2 additions and 2 deletions
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4
src/stasis/page/latchFree/lfSlotted.c
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@ -11,7 +11,7 @@
#define CAS(_a,_o,_n) __sync_bool_compare_and_swap(_a,_o,_n)
#define BARRIER() __sync_synchronize()
#define ATOMIC_ADD(_a, _i) __sync_add_and_fetch(_a, _i)
#define FETCH_AND_ADD(_a, _i) __sync_fetch_and_add(_a, _i)
static int notSupported(int xid, Page * p) { return 0; }
@ -62,7 +62,7 @@ static recordid lfSlottedRecordLast(int xid, Page *p) {
}
static void lfSlottedPostAlloc(int xid, Page * page, recordid rid) {
int16_t off = __sync_fetch_and_add(stasis_page_slotted_freespace_ptr(page), stasis_record_type_to_size(rid.size));
int16_t off = FETCH_AND_ADD(stasis_page_slotted_freespace_ptr(page), stasis_record_type_to_size(rid.size));
*stasis_page_slotted_slot_ptr(page, rid.slot) = off;
*stasis_page_slotted_slot_length_ptr(page, rid.slot) = rid.size;
// don't update numslots_ptr yet. Note that we can only have one append at a time with this update protocol...