forked from mirrors/nixpkgs
36 lines
1.5 KiB
Diff
36 lines
1.5 KiB
Diff
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diff --git a/kernel/GBEngine/kChinese.cc b/kernel/GBEngine/kChinese.cc
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index 829a66609..84655caf2 100644
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--- a/kernel/GBEngine/kChinese.cc
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+++ b/kernel/GBEngine/kChinese.cc
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@@ -209,6 +209,8 @@ ideal id_ChineseRemainder_0(ideal *xx, number *q, int rl, const ring r)
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return NULL;
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}
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int cpus=(int)(long)feOptValue(FE_OPT_CPUS);
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+ if (cpus>=vspace::internals::MAX_PROCESS)
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+ cpus=vspace::internals::MAX_PROCESS-1;
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if ((cpus==1) || (2*cpus>=cnt))
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/* at least 2 polys for each process, or switch to seriell version */
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return id_ChineseRemainder(xx,q,rl,r);
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@@ -295,6 +297,8 @@ ideal id_Farey_0(ideal x, number N, const ring r)
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{
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int cnt=IDELEMS(x)*x->nrows;
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int cpus=(int)(long)feOptValue(FE_OPT_CPUS);
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+ if (cpus>=vspace::internals::MAX_PROCESS)
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+ cpus=vspace::internals::MAX_PROCESS-1;
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if (2*cpus>=cnt) /* at least 2 polys for each process,
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or switch to seriell version */
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return id_Farey(x,N,r);
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diff --git a/kernel/GBEngine/kverify.cc b/kernel/GBEngine/kverify.cc
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index 909d84994..aa06d6624 100644
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--- a/kernel/GBEngine/kverify.cc
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+++ b/kernel/GBEngine/kverify.cc
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@@ -176,6 +176,8 @@ BOOLEAN kVerify2(ideal F, ideal Q)
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/*---------------------------------------------------------------------*/
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BOOLEAN all_okay=TRUE;
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int cpus=(int)(long)feOptValue(FE_OPT_CPUS);
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+ if (cpus>=vspace::internals::MAX_PROCESS)
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+ cpus=vspace::internals::MAX_PROCESS-1;
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int parent_pid=getpid();
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using namespace vspace;
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vmem_init();
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