diff options
Diffstat (limited to 'src/include/storage/proc.h')
| -rw-r--r-- | src/include/storage/proc.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/include/storage/proc.h b/src/include/storage/proc.h index f51b03d3822..86c5f998c77 100644 --- a/src/include/storage/proc.h +++ b/src/include/storage/proc.h @@ -110,10 +110,10 @@ extern PGDLLIMPORT int FastPathLockGroupsPerBackend; * is inserted prior to the new redo point, the corresponding data changes will * also be flushed to disk before the checkpoint can complete. (In the * extremely common case where the data being modified is in shared buffers - * and we acquire an exclusive content lock on the relevant buffers before - * writing WAL, this mechanism is not needed, because phase 2 will block - * until we release the content lock and then flush the modified data to - * disk.) + * and we acquire an exclusive content lock and MarkBufferDirty() on the + * relevant buffers before writing WAL, this mechanism is not needed, because + * phase 2 will block until we release the content lock and then flush the + * modified data to disk. See transam/README and SyncOneBuffer().) * * Setting DELAY_CHKPT_COMPLETE prevents the system from moving from phase 2 * to phase 3. This is useful if we are performing a WAL-logged operation that |