diff options
| author | Bruce Momjian | 2005-05-20 14:53:26 +0000 |
|---|---|---|
| committer | Bruce Momjian | 2005-05-20 14:53:26 +0000 |
| commit | 6dc7760ac3c3aeb766f489121f39d26d6f9b8c46 (patch) | |
| tree | 80ff258fc03e57f9dc823803f17a6b3bc6d602f4 /src/include | |
| parent | e9b33ed6cdc788ddcc6a7887d203574a5a346172 (diff) | |
Add support for wal_fsync_writethrough for Darwin, and restructure the
code to better handle writethrough.
Chris Campbell
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/access/xlog.h | 9 | ||||
| -rw-r--r-- | src/include/port/darwin.h | 3 | ||||
| -rw-r--r-- | src/include/port/win32.h | 6 | ||||
| -rw-r--r-- | src/include/storage/fd.h | 4 |
4 files changed, 17 insertions, 5 deletions
diff --git a/src/include/access/xlog.h b/src/include/access/xlog.h index 27a076c7e0d..ab471738970 100644 --- a/src/include/access/xlog.h +++ b/src/include/access/xlog.h @@ -6,7 +6,7 @@ * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/access/xlog.h,v 1.60 2005/04/28 21:47:17 tgl Exp $ + * $PostgreSQL: pgsql/src/include/access/xlog.h,v 1.61 2005/05/20 14:53:26 momjian Exp $ */ #ifndef XLOG_H #define XLOG_H @@ -75,6 +75,13 @@ typedef struct XLogRecord */ #define XLOG_NO_TRAN XLR_INFO_MASK +/* Sync methods */ +#define SYNC_METHOD_FSYNC 0 +#define SYNC_METHOD_FDATASYNC 1 +#define SYNC_METHOD_OPEN 2 /* for O_SYNC and O_DSYNC */ +#define SYNC_METHOD_FSYNC_WRITETHROUGH 3 +extern int sync_method; + /* * List of these structs is used to pass data to XLogInsert(). * diff --git a/src/include/port/darwin.h b/src/include/port/darwin.h index 06c559d2ba8..0a802e5abbb 100644 --- a/src/include/port/darwin.h +++ b/src/include/port/darwin.h @@ -1 +1,4 @@ #define __darwin__ 1 + +#define HAVE_FSYNC_WRITETHROUGH + diff --git a/src/include/port/win32.h b/src/include/port/win32.h index de2483add01..c551b78ebdf 100644 --- a/src/include/port/win32.h +++ b/src/include/port/win32.h @@ -1,4 +1,4 @@ -/* $PostgreSQL: pgsql/src/include/port/win32.h,v 1.44 2005/03/24 04:36:19 momjian Exp $ */ +/* $PostgreSQL: pgsql/src/include/port/win32.h,v 1.45 2005/05/20 14:53:26 momjian Exp $ */ /* undefine and redefine after #include */ #undef mkdir @@ -16,8 +16,8 @@ #define mkdir(a,b) mkdir(a) -#define fsync(a) _commit(a) -#define FSYNC_IS_WRITE_THROUGH +#define HAVE_FSYNC_WRITETHROUGH +#define HAVE_FSYNC_WRITETHROUGH_ONLY #define ftruncate(a,b) chsize(a,b) #define USES_WINSOCK diff --git a/src/include/storage/fd.h b/src/include/storage/fd.h index 74a05d5aae6..20c2c64c898 100644 --- a/src/include/storage/fd.h +++ b/src/include/storage/fd.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/storage/fd.h,v 1.50 2004/12/31 22:03:42 pgsql Exp $ + * $PostgreSQL: pgsql/src/include/storage/fd.h,v 1.51 2005/05/20 14:53:26 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -89,6 +89,8 @@ extern void AtEOSubXact_Files(bool isCommit, SubTransactionId mySubid, SubTransactionId parentSubid); extern void RemovePgTempFiles(void); extern int pg_fsync(int fd); +extern int pg_fsync_no_writethrough(int fd); +extern int pg_fsync_writethrough(int fd); extern int pg_fdatasync(int fd); /* Filename components for OpenTemporaryFile */ |