Messages in this thread |  | | | Date | Mon, 08 Mar 2010 15:55:25 -0800 | | From | Randy Dunlap <> | | Subject | Re: [BUG?] inquiry_cache_read: stack size |
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On 03/08/10 14:38, Luca Tettamanti wrote: > Hi Marcel, > I'm compiling current -git kernel and noticed this warning: > > net/bluetooth/hci_sysfs.c: In function 'inquiry_cache_read': > net/bluetooth/hci_sysfs.c:441: warning: the frame size of 4208 bytes is larger than 2048 bytes > > which is caused by: > > commit ca325f698996c1a0770a67f41e7dc97a007d8bc2 > Author: Marcel Holtmann <marcel@holtmann.org> > Date: Mon Feb 8 16:22:31 2010 +0100 > > Bluetooth: Convert inquiry cache to use debugfs instead of sysfs > > The output of the inquiry cache is only useful for debugging > purposes and so move it into debugfs. > > This buffer on the stack: > > char buf[4096]; > > is likelly to cause troubles, since the kernel space stack is limited to > 8K or even 4K (4KSTACKS).
Patch was on netdev mailing list on TUE Mar. 2, 2010. Please see http://www.spinics.net/lists/netdev/msg122906.html
-- ~Randy
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