rts: Consolidate spinlock implementation

Authored by bgamari on Mon, Nov 18, 9:49 AM.

Description

rts: Consolidate spinlock implementation

Previously we had two distinct implementations: one with spinlock
profiling and another without. This seems like needless duplication.

Details

Committed
Marge Bot <ben+marge-bot@smart-cactus.org>Sat, Nov 23, 5:57 PM
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rGHCe85c9b22e94c: Bump ghc version to 8.11
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Marge Bot <ben+marge-bot@smart-cactus.org> committed rGHC0e6c204570f7: rts: Consolidate spinlock implementation (authored by bgamari).Sat, Nov 23, 5:57 PM