database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-07-30 11:03:19 +03:00
Code Activity

Make GetLockStatusData's header comment resemble reality.

Browse Source 
The API spec for this function was changed completely (and for the better)
by commit 3cba8999b3, but it didn't bother
with anything as mundane as updating the comments.
This commit is contained in:
Tom Lane
2016-02-13 15:42:31 -05:00
parent 13a6fa3634
commit 9b92e76f7b
1 changed files with 5 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
src/backend/storage/lmgr/lock.c
View File

@ -3371,10 +3371,11 @@ LockShmemSize(void)
* GetLockStatusData - Return a summary of the lock manager's internal * GetLockStatusData - Return a summary of the lock manager's internal
* status, for use in a user-level reporting function. * status, for use in a user-level reporting function.
* *
* The return data consists of an array of PROCLOCK objects, with the * The return data consists of an array of LockInstanceData objects,
* associated PGPROC and LOCK objects for each. Note that multiple * which are a lightly abstracted version of the PROCLOCK data structures,
* copies of the same PGPROC and/or LOCK objects are likely to appear. * i.e. there is one entry for each unique lock and interested PGPROC.
* It is the caller's responsibility to match up duplicates if wanted. * It is the caller's responsibility to match up related items (such as
* references to the same lockable object or PGPROC) if wanted.
* *
* The design goal is to hold the LWLocks for as short a time as possible; * The design goal is to hold the LWLocks for as short a time as possible;
* thus, this function simply makes a copy of the necessary data and releases * thus, this function simply makes a copy of the necessary data and releases