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Fix some comments in proc.h

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There was a typo and two places where delayChkpt was still mentioned,
but it is called delayChkptFlags these days.

Author: David Christensen
Discussion: https://postgr.es/m/CAOxo6XLB=ab_Y9jRw4iKyMZDns0wo=EGSRvijhhaL67RzqbtMg@mail.gmail.com
This commit is contained in:
Michael Paquier 2022-10-15 12:22:29 +09:00
parent c037471832
commit 1054c604bc
1 changed files with 3 additions and 3 deletions
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6
src/include/storage/proc.h
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@ -91,7 +91,7 @@ struct XidCache
#define INVALID_PGPROCNO PG_INT32_MAX #define INVALID_PGPROCNO PG_INT32_MAX
/* /*
* Flags for PGPROC.delayChkpt * Flags for PGPROC.delayChkptFlags
* *
* These flags can be used to delay the start or completion of a checkpoint * These flags can be used to delay the start or completion of a checkpoint
* for short periods. A flag is in effect if the corresponding bit is set in * for short periods. A flag is in effect if the corresponding bit is set in
@ -118,7 +118,7 @@ struct XidCache
* to phase 3. This is useful if we are performing a WAL-logged operation that * to phase 3. This is useful if we are performing a WAL-logged operation that
* might invalidate buffers, such as relation truncation. In this case, we need * might invalidate buffers, such as relation truncation. In this case, we need
* to ensure that any buffers which were invalidated and thus not flushed by * to ensure that any buffers which were invalidated and thus not flushed by
* the checkpoint are actaully destroyed on disk. Replay can cope with a file * the checkpoint are actually destroyed on disk. Replay can cope with a file
* or block that doesn't exist, but not with a block that has the wrong * or block that doesn't exist, but not with a block that has the wrong
* contents. * contents.
*/ */
@ -149,7 +149,7 @@ typedef enum
* but its myProcLocks[] lists are valid. * but its myProcLocks[] lists are valid.
* *
* We allow many fields of this struct to be accessed without locks, such as * We allow many fields of this struct to be accessed without locks, such as
* delayChkpt and isBackgroundWorker. However, keep in mind that writing * delayChkptFlags and isBackgroundWorker. However, keep in mind that writing
* mirrored ones (see below) requires holding ProcArrayLock or XidGenLock in * mirrored ones (see below) requires holding ProcArrayLock or XidGenLock in
* at least shared mode, so that pgxactoff does not change concurrently. * at least shared mode, so that pgxactoff does not change concurrently.
* *