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Make all built-in lwlock tranche IDs fixed.

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This makes the values more stable, which seems like a good thing for
anybody who needs to look at at them.

Alexander Korotkov and Amit Kapila
This commit is contained in:
Robert Haas
2016-02-02 06:42:14 -05:00
parent 1d0c3b3f8a
commit 7191ce8bea
10 changed files with 24 additions and 11 deletions
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4
src/backend/access/transam/slru.c
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@@ -162,7 +162,7 @@ SimpleLruShmemSize(int nslots, int nlsns)
void
SimpleLruInit(SlruCtl ctl, const char *name, int nslots, int nlsns,
LWLock *ctllock, const char *subdir)
LWLock *ctllock, const char *subdir, int tranche_id)
{
SlruShared shared;
bool found;
@@ -215,7 +215,7 @@ SimpleLruInit(SlruCtl ctl, const char *name, int nslots, int nlsns,
Assert(strlen(name) + 1 < SLRU_MAX_NAME_LENGTH);
strlcpy(shared->lwlock_tranche_name, name, SLRU_MAX_NAME_LENGTH);
shared->lwlock_tranche_id = LWLockNewTrancheId();
shared->lwlock_tranche_id = tranche_id;
shared->lwlock_tranche.name = shared->lwlock_tranche_name;
shared->lwlock_tranche.array_base = shared->buffer_locks;
shared->lwlock_tranche.array_stride = sizeof(LWLockPadded);