On Sat, Dec 21, 2013 at 4:13 AM, Robert Haas <robertmh...@gmail.com> wrote: > On Fri, Dec 20, 2013 at 9:06 AM, Alvaro Herrera > <alvhe...@2ndquadrant.com> wrote: >> Michael Paquier escribió: >>> On Fri, Dec 20, 2013 at 1:05 PM, Sawada Masahiko <sawada.m...@gmail.com> >>> wrote: >> >>> > Sorry the patch which I attached has wrong indent on pg_controldata. >>> > I have modified it and attached the new version patch. >>> Now that you send this patch, I am just recalling some recent email >>> from Tom arguing about avoiding to mix lower and upper-case characters >>> for a GUC parameter name: >>> http://www.postgresql.org/message-id/30569.1384917...@sss.pgh.pa.us >>> >>> To fullfill this requirement, could you replace walLogHints by >>> wal_log_hints in your patch? Thoughts from others? >> >> The issue is with the user-visible variables, not with internal >> variables implementing them. I think the patch is sane. (Other than >> the fact that it was posted as a patch-on-patch instead of >> patch-on-master). > > But spelling it the same way everywhere really improves greppability. Yep, finding all the code paths with a single keyword is usually a good thing. Attached is a purely-aesthetical patch that updates the internal variable name to wal_log_hints. -- Michael
commit a727578f38ae6574d36fc840ec903cc2a6f4a860 Author: Michael Paquier <mich...@otacoo.com> Date: Tue Dec 24 22:56:13 2013 +0900
Rename internal variable of wal_log_hints for better consistency Purely-aesthetical patch... diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c index 1277e71..43a0416 100644 --- a/src/backend/access/transam/xlog.c +++ b/src/backend/access/transam/xlog.c @@ -79,7 +79,7 @@ bool XLogArchiveMode = false; char *XLogArchiveCommand = NULL; bool EnableHotStandby = false; bool fullPageWrites = true; -bool walLogHints = false; +bool wal_log_hints = false; bool log_checkpoints = false; int sync_method = DEFAULT_SYNC_METHOD; int wal_level = WAL_LEVEL_MINIMAL; @@ -5271,7 +5271,7 @@ BootStrapXLOG(void) ControlFile->max_prepared_xacts = max_prepared_xacts; ControlFile->max_locks_per_xact = max_locks_per_xact; ControlFile->wal_level = wal_level; - ControlFile->wal_log_hints = walLogHints; + ControlFile->wal_log_hints = wal_log_hints; ControlFile->data_checksum_version = bootstrap_data_checksum_version; /* some additional ControlFile fields are set in WriteControlFile() */ @@ -9060,7 +9060,7 @@ static void XLogReportParameters(void) { if (wal_level != ControlFile->wal_level || - walLogHints != ControlFile->wal_log_hints || + wal_log_hints != ControlFile->wal_log_hints || MaxConnections != ControlFile->MaxConnections || max_worker_processes != ControlFile->max_worker_processes || max_prepared_xacts != ControlFile->max_prepared_xacts || @@ -9083,7 +9083,7 @@ XLogReportParameters(void) xlrec.max_prepared_xacts = max_prepared_xacts; xlrec.max_locks_per_xact = max_locks_per_xact; xlrec.wal_level = wal_level; - xlrec.wal_log_hints = walLogHints; + xlrec.wal_log_hints = wal_log_hints; rdata.buffer = InvalidBuffer; rdata.data = (char *) &xlrec; @@ -9098,7 +9098,7 @@ XLogReportParameters(void) ControlFile->max_prepared_xacts = max_prepared_xacts; ControlFile->max_locks_per_xact = max_locks_per_xact; ControlFile->wal_level = wal_level; - ControlFile->wal_log_hints = walLogHints; + ControlFile->wal_log_hints = wal_log_hints; UpdateControlFile(); } } @@ -9485,7 +9485,7 @@ xlog_redo(XLogRecPtr lsn, XLogRecord *record) ControlFile->max_prepared_xacts = xlrec.max_prepared_xacts; ControlFile->max_locks_per_xact = xlrec.max_locks_per_xact; ControlFile->wal_level = xlrec.wal_level; - ControlFile->wal_log_hints = walLogHints; + ControlFile->wal_log_hints = wal_log_hints; /* * Update minRecoveryPoint to ensure that if recovery is aborted, we diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c index a605363..f8261b6 100644 --- a/src/backend/utils/misc/guc.c +++ b/src/backend/utils/misc/guc.c @@ -876,7 +876,7 @@ static struct config_bool ConfigureNamesBool[] = gettext_noop("Writes full pages to WAL when first modified after a checkpoint, even for a non-critical modifications"), NULL }, - &walLogHints, + &wal_log_hints, false, NULL, NULL, NULL }, diff --git a/src/include/access/xlog.h b/src/include/access/xlog.h index 954486a..91ba0d1 100644 --- a/src/include/access/xlog.h +++ b/src/include/access/xlog.h @@ -189,7 +189,7 @@ extern bool XLogArchiveMode; extern char *XLogArchiveCommand; extern bool EnableHotStandby; extern bool fullPageWrites; -extern bool walLogHints; +extern bool wal_log_hints; extern bool log_checkpoints; extern int num_xloginsert_slots; @@ -221,7 +221,7 @@ extern int wal_level; * of the bits make it to disk, but the checksum wouldn't match. Also WAL-log * them if forced by wal_log_hints=on. */ -#define XLogHintBitIsNeeded() (DataChecksumsEnabled() || walLogHints) +#define XLogHintBitIsNeeded() (DataChecksumsEnabled() || wal_log_hints) /* Do we need to WAL-log information required only for Hot Standby and logical replication? */ #define XLogStandbyInfoActive() (wal_level >= WAL_LEVEL_HOT_STANDBY)
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