Blame 0001-Fix-getncpus-proc-thread-potentially-returning-zero.patch
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From 026e7f75e549280d43cdb4c8a1b2faa6e9db0fa3 Mon Sep 17 00:00:00 2001
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From: Panu Matilainen <pmatilai@redhat.com>
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Date: Wed, 15 Nov 2023 09:24:28 +0200
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Subject: [PATCH 1/2] Fix %{getncpus proc/thread} potentially returning zero
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Add the missing sanity check/fixup for memory starved systems where
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we end up returning zero cpus. Should've been in commit
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deaebd0c89a6d453bb971fd8f5a3b858e7a95733 originally.
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Reported in https://issues.redhat.com/browse/RHEL-16557
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---
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rpmio/macro.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/rpmio/macro.c b/rpmio/macro.c
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index 1cccaa98a88c56ed27701f820be01c3f8e7615d1..98067442555f7c458ea4976d96b5438db01bd031 100644
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--- a/rpmio/macro.c
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+++ b/rpmio/macro.c
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@@ -1255,6 +1255,9 @@ static void doGetncpus(MacroBuf mb, rpmMacroEntry me, ARGV_t argv, size_t *parse
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if (mcpus < ncpus)
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ncpus = mcpus;
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}
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+ /* Ensure at least one CPU, no matter how starved */
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+ if (ncpus < 1)
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+ ncpus = 1;
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sprintf(buf, "%u", ncpus);
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mbAppendStr(mb, buf);
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--
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2.43.0
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