Messages in this thread | | | Date | Thu, 17 Jun 2010 10:36:04 -0700 | From | "Luis R. Rodriguez" <> | Subject | Re: Probable Bug (or configuration error) in kmemleak |
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On Thu, Jun 17, 2010 at 02:21:56AM -0700, Sankar P wrote: > Hi, > > I wanted to detect memory leaks in one of my kernel modules. So I > built Linus' tree with the following config options enabled (on top > of make defconfig) > > CONFIG_DEBUG_KMEMLEAK=y > CONFIG_DEBUG_KMEMLEAK_EARLY_LOG_SIZE=400 > CONFIG_DEBUG_KMEMLEAK_TEST=y > > If I boot with this kernel, debugfs is automatically mounted. But I do > not have the file: > > /sys/kernel/debug/kmemleak > > created at all. There are other files like kprobes in the mounted > /sys/kernel/debug directory btw. So I am not able to detect any of the > memory leaks. Is there anything I am doing wrong or missing (or) is > this a bug in kmemleak ? > > Please let me know your suggestions to fix this and get memory leaks > reporting working. Thanks. > > The full .config file is also attached with this mail. Sorry for the > attachment, I did not want to paste 5k lines in the mail. Sorry if it > is wrong.
This is odd.. Do you see this message on your kernel ring buffer?
Failed to create the debugfs kmemleak file
Luis
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