Patchwork [02/37] coroutine: trim down nesting level in perf_nesting test

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Submitter Michael Roth
Date April 2, 2013, 9:45 p.m.
Message ID <1364939142-30066-3-git-send-email-mdroth@linux.vnet.ibm.com>
Download mbox | patch
Permalink /patch/233150/
State New
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Comments

Michael Roth - April 2, 2013, 9:45 p.m.
From: Paolo Bonzini <pbonzini@redhat.com>

20000 nested coroutines require 20 GB of virtual address space.
Only nest 1000 of them so that the test (only enabled with
"-m perf" on the command line) runs on 32-bit machines too.

Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
(cherry picked from commit 027003152f4cf21952f9282b4487daf3fdd372ba)

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
---
 tests/test-coroutine.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch

diff --git a/tests/test-coroutine.c b/tests/test-coroutine.c
index 4c6cc81..39be046 100644
--- a/tests/test-coroutine.c
+++ b/tests/test-coroutine.c
@@ -183,7 +183,7 @@  static void perf_nesting(void)
     double duration;
 
     maxcycles = 100000000;
-    maxnesting = 20000;
+    maxnesting = 1000;
     Coroutine *root;
     NestData nd = {
         .n_enter  = 0,