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Date:      Wed, 17 Oct 2012 05:21:55 +0600
From:      Jan Beich <jbeich@tormail.org>
To:        FreeBSD-gnats-submit@FreeBSD.org
Subject:   ports/172803: [patch] sysutils/py-psutil: get_virtual_mem() fails without COMPAT_FREEBSD[4-7]
Message-ID:  <1TOIZW-000GhH-HX@internal.tormail.org>
Resent-Message-ID: <201210170140.q9H1e2gh031483@freefall.freebsd.org>

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>Number:         172803
>Category:       ports
>Synopsis:       [patch] sysutils/py-psutil: get_virtual_mem() fails without COMPAT_FREEBSD[4-7]
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-ports-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Oct 17 01:40:02 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator:     Jan Beich
>Release:        FreeBSD 10.0-CURRENT amd64
>Organization:
>Environment:
$ sysctl -n vfs.bufspace
0

$ lsvfs
Filesystem                        Refs Flags
-------------------------------- ----- ---------------
zfs                                 37 jail, delegated-administration
devfs                                4 synthetic, jail
tmpfs                                5
procfs                               3 synthetic, jail
linprocfs                            4 synthetic
nullfs                              12 loopback, jail
linsysfs                             3 synthetic
>Description:
vfs.bufspace type was changed from `int' to `long' in r189595.

ref. http://svnweb.freebsd.org/changeset/base/189595
     http://svnweb.freebsd.org/changeset/base/189627
     https://code.google.com/p/psutil/issues/detail?id=325
>How-To-Repeat:
>Fix:
--- bufspace_type.diff begins here ---
Index: sysutils/py-psutil/files/patch-psutil-_psutil_bsd.c
===================================================================
--- sysutils/py-psutil/files/patch-psutil-_psutil_bsd.c	(revision 305988)
+++ sysutils/py-psutil/files/patch-psutil-_psutil_bsd.c	(working copy)
@@ -1,5 +1,35 @@
 --- psutil/_psutil_bsd.c.orig	2012-08-16 23:07:37.000000000 +0800
 +++ psutil/_psutil_bsd.c	2012-09-27 14:50:20.843763756 +0800
+@@ -576,12 +576,19 @@ get_process_memory_info(PyObject* self, 
+ static PyObject*
+ get_virtual_mem(PyObject* self, PyObject* args)
+ {
+-    unsigned int   total, active, inactive, wired, cached, free, buffers;
++    unsigned int   total, active, inactive, wired, cached, free;
+     size_t		   size = sizeof(total);
+ 	struct vmtotal vm;
+ 	int            mib[] = {CTL_VM, VM_METER};
+ 	long           pagesize = getpagesize();
+ 
++#if __FreeBSD_version > 702101
++    long buffers;
++#else
++    int buffers;
++#endif
++    size_t buffers_size = sizeof(buffers);
++
+     if (sysctlbyname("vm.stats.vm.v_page_count", &total, &size, NULL, 0))
+         goto error;
+     if (sysctlbyname("vm.stats.vm.v_active_count", &active, &size, NULL, 0))
+@@ -594,7 +601,7 @@ get_virtual_mem(PyObject* self, PyObject
+         goto error;
+     if (sysctlbyname("vm.stats.vm.v_free_count", &free, &size, NULL, 0))
+         goto error;
+-    if (sysctlbyname("vfs.bufspace", &buffers, &size, NULL, 0))
++    if (sysctlbyname("vfs.bufspace", &buffers, &buffers_size, NULL, 0))
+         goto error;
+ 
+     size = sizeof(vm);
 @@ -1376,8 +1376,10 @@
              strlcat(opts, ",noclusterr", sizeof(opts));
          if (flags & MNT_NOCLUSTERW)
--- bufspace_type.diff ends here ---
>Release-Note:
>Audit-Trail:
>Unformatted:
 >>> import psutil
 Traceback (most recent call last):
   File "<stdin>", line 1, in <module>
   File "/usr/local/lib/python2.7/site-packages/psutil/__init__.py", line 88, in <module>
     import psutil._psbsd as _psplatform
   File "/usr/local/lib/python2.7/site-packages/psutil/_psbsd.py", line 28, in <module>
     TOTAL_PHYMEM = _psutil_bsd.get_virtual_mem()[0]
 SystemError: error return without exception set
 
 
 >>> import _psutil_bsd
 >>> _psutil_bsd.get_virtual_mem()
 Traceback (most recent call last):
   File "<stdin>", line 1, in <module>
 SystemError: error return without exception set



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