7ac0b66a99
update to 18.0.3 and fix a deadlock (fix now yet in 18.0.x) OBS-URL: https://build.opensuse.org/request/show/327239 OBS-URL: https://build.opensuse.org/package/show/devel:languages:erlang:Factory/erlang?expand=0&rev=33
26 lines
790 B
Diff
26 lines
790 B
Diff
From 02380778fd2a9d6af85865a89ef0747351cc0f88 Mon Sep 17 00:00:00 2001
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From: Lukas Larsson <lukas.larsson@erlang-solutions.com>
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Date: Thu, 13 Aug 2015 14:52:20 +0200
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Subject: [PATCH] erts: Make sure to unlock status lock when setting process
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prio
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---
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erts/emulator/beam/erl_process.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
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index 7b3d12c..98f01bb 100644
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--- a/erts/emulator/beam/erl_process.c
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+++ b/erts/emulator/beam/erl_process.c
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@@ -9177,6 +9177,10 @@ erts_set_process_priority(Process *p, Eterm value)
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a = erts_smp_atomic32_cmpxchg_mb(&p->state, n, e);
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} while (a != e);
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+
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+ if (slocked)
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+ erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS);
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+
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}
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switch (oprio) {
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