diff options
Diffstat (limited to 'src/include/storage/md.h')
| -rw-r--r-- | src/include/storage/md.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/include/storage/md.h b/src/include/storage/md.h index 05bf537066e..9d7131eff43 100644 --- a/src/include/storage/md.h +++ b/src/include/storage/md.h @@ -14,11 +14,14 @@ #ifndef MD_H #define MD_H +#include "storage/aio_types.h" #include "storage/block.h" #include "storage/relfilelocator.h" #include "storage/smgr.h" #include "storage/sync.h" +extern const PgAioHandleCallbacks aio_md_readv_cb; + /* md storage manager functionality */ extern void mdinit(void); extern void mdopen(SMgrRelation reln); @@ -36,6 +39,9 @@ extern uint32 mdmaxcombine(SMgrRelation reln, ForkNumber forknum, BlockNumber blocknum); extern void mdreadv(SMgrRelation reln, ForkNumber forknum, BlockNumber blocknum, void **buffers, BlockNumber nblocks); +extern void mdstartreadv(PgAioHandle *ioh, + SMgrRelation reln, ForkNumber forknum, BlockNumber blocknum, + void **buffers, BlockNumber nblocks); extern void mdwritev(SMgrRelation reln, ForkNumber forknum, BlockNumber blocknum, const void **buffers, BlockNumber nblocks, bool skipFsync); @@ -46,6 +52,7 @@ extern void mdtruncate(SMgrRelation reln, ForkNumber forknum, BlockNumber old_blocks, BlockNumber nblocks); extern void mdimmedsync(SMgrRelation reln, ForkNumber forknum); extern void mdregistersync(SMgrRelation reln, ForkNumber forknum); +extern int mdfd(SMgrRelation reln, ForkNumber forknum, BlockNumber blocknum, uint32 *off); extern void ForgetDatabaseSyncRequests(Oid dbid); extern void DropRelationFiles(RelFileLocator *delrels, int ndelrels, bool isRedo); |