Commit77d2c00

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Reword some unclear comments

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Lines changed: 4 additions & 3 deletions

Original file line number	Diff line number	Diff line change
`@@ -3983,7 +3983,7 @@ heap_update(Relation relation, ItemPointer otid, HeapTuple newtup,`
`3983`	`3983`
`3984`	`3984`	`/*`
`3985`	`3985`	`* To prevent concurrent sessions from updating the tuple, we have to`
`3986`		`- * temporarily mark it locked, while we release the lock.`
	`3986`	`+ * temporarily mark it locked, while we release thepage-levellock.`
`3987`	`3987`	`*`
`3988`	`3988`	`* To satisfy the rule that any xid potentially appearing in a buffer`
`3989`	`3989`	`* written out to disk, we unfortunately have to WAL log this`
`@@ -3995,8 +3995,9 @@ heap_update(Relation relation, ItemPointer otid, HeapTuple newtup,`
`3995`	`3995`
`3996`	`3996`	`/*`
`3997`	`3997`	`* Compute xmax / infomask appropriate for locking the tuple. This has`
`3998`		`- * to be done separately from the lock, because the potentially`
`3999`		`- * created multixact would otherwise be wrong.`
	`3998`	`+ * to be done separately from the combo that's going to be used for`
	`3999`	`+ * updating, because the potentially created multixact would otherwise`
	`4000`	`+ * be wrong.`
`4000`	`4001`	`*/`
`4001`	`4002`	`compute_new_xmax_infomask(HeapTupleHeaderGetRawXmax(oldtup.t_data),`
`4002`	`4003`	`oldtup.t_data->t_infomask,`

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