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From: Eduardo Habkost <ehabkost@redhat.com>
To: qemu-devel@nongnu.org
Cc: Paolo Bonzini <pbonzini@redhat.com>,
	Andrew Jones <drjones@redhat.com>, Peter Lieven <pl@kamp.de>
Subject: [Qemu-devel] [PATCH RESEND v2 2/3] vl: fix max_cpus check
Date: Fri, 19 Dec 2014 00:59:46 -0200	[thread overview]
Message-ID: <1418957987-28511-3-git-send-email-ehabkost@redhat.com> (raw)
In-Reply-To: <1418957987-28511-1-git-send-email-ehabkost@redhat.com>

From: Andrew Jones <drjones@redhat.com>

We should confirm max_cpus, which is >= smp_cpus, is
<= the machine's true max_cpus, not just smp_cpus.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
 vl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/vl.c b/vl.c
index 3b7157d..cc4c535 100644
--- a/vl.c
+++ b/vl.c
@@ -3954,9 +3954,9 @@ int main(int argc, char **argv, char **envp)
     smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
 
     machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
-    if (smp_cpus > machine_class->max_cpus) {
+    if (max_cpus > machine_class->max_cpus) {
         fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
-                "supported by machine `%s' (%d)\n", smp_cpus,
+                "supported by machine `%s' (%d)\n", max_cpus,
                 machine_class->name, machine_class->max_cpus);
         exit(1);
     }
-- 
1.9.3

  parent reply	other threads:[~2014-12-19  3:00 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-19  2:59 [Qemu-devel] [PATCH RESEND v2 0/3] vl: smp_parse sanity checks Eduardo Habkost
2014-12-19  2:59 ` [Qemu-devel] [PATCH RESEND v2 1/3] vl: Avoid unnecessary 'if' nesting Eduardo Habkost
2014-12-19  2:59 ` Eduardo Habkost [this message]
2014-12-19  2:59 ` [Qemu-devel] [PATCH RESEND v2 3/3] vl: Don't silently change topology when all -smp options were set Eduardo Habkost
2015-01-08 10:48 ` [Qemu-devel] [PATCH RESEND v2 0/3] vl: smp_parse sanity checks Paolo Bonzini
2015-01-08 13:22   ` Eduardo Habkost
2015-01-08 16:36     ` Paolo Bonzini

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