From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rik van Riel Subject: [PATCH] enable cpu profiling Date: Thu, 16 Nov 2006 13:14:56 -0500 Message-ID: <455CAAA0.6070501@redhat.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="------------070802070507070009030202" Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org This is a multi-part message in MIME format. --------------070802070507070009030202 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit It looks like cpu profiling (eg. booting the kernel with profile=2) has not worked for quite a while in Xen. I realize that with steal time and lost ticks the profile samples won't add up to 100%, but getting some general idea of what's going on is probably better than nothing. This patch simply calls profile_tick() from timer_interrupt(). Signed-off-by: Rik van Riel -- All Rights Reversed --------------070802070507070009030202 Content-Type: text/plain; name="xen-profiling" Content-Transfer-Encoding: base64 Content-Disposition: inline; filename="xen-profiling" ZGlmZiAtciBjNjc3ZjRlNzU2MDggbGludXgtMi42LXhlbi1zcGFyc2UvYXJjaC9pMzg2L2tl cm5lbC90aW1lLXhlbi5jCi0tLSBhL2xpbnV4LTIuNi14ZW4tc3BhcnNlL2FyY2gvaTM4Ni9r ZXJuZWwvdGltZS14ZW4uYwlUaHUgTm92IDE2IDExOjExOjE3IDIwMDYgKzAwMDAKKysrIGIv bGludXgtMi42LXhlbi1zcGFyc2UvYXJjaC9pMzg2L2tlcm5lbC90aW1lLXhlbi5jCVRodSBO b3YgMTYgMTM6MTk6MjkgMjAwNiAtMDUwMApAQCAtNzE2LDYgKzcxNiw3IEBAIGlycXJldHVy bl90IHRpbWVyX2ludGVycnVwdChpbnQgaXJxLCB2b2kKIAkJcmN1X2NoZWNrX2NhbGxiYWNr cyhjcHUsIHVzZXJfbW9kZShyZWdzKSk7CiAJc2NoZWR1bGVyX3RpY2soKTsKIAlydW5fcG9z aXhfY3B1X3RpbWVycyhjdXJyZW50KTsKKwlwcm9maWxlX3RpY2soQ1BVX1BST0ZJTElORywg cmVncyk7CiAKIAlyZXR1cm4gSVJRX0hBTkRMRUQ7CiB9Cg== --------------070802070507070009030202 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel --------------070802070507070009030202--