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Date: Tue, 19 Aug 2008 13:53:18 +0200 From: Robert Richter <robert.richter@....com> To: Arnd Bergmann <arnd@...db.de> CC: linuxppc-dev@...abs.org, cbe-oss-dev@...abs.org, linux-kernel <linux-kernel@...r.kernel.org>, oprofile-list@...ts.sourceforge.net, Paul Mackerras <paulus@...ba.org>, cel <cel@...ux.vnet.ibm.com> Subject: Re: powerpc/cell/oprofile: avoid double free of profile buffer On 11.08.08 09:25:43, Arnd Bergmann wrote: > From: Carl Love <cel@...ibm.com> > > If an error occurs on opcontrol start, the event and per cpu buffers > are released. If later opcontrol shutdown is called then the free > function will be called again to free buffers that no longer > exist. This results in a kernel oops. The following changes > prevent the call to delete buffers that don't exist. > > Signed-off-by: Carl Love <carll@...ibm.com> > Signed-off-by: Arnd Bergmann <arnd@...db.de> Acked-by: Robert Richter <robert.richter@....com> -Robert -- Advanced Micro Devices, Inc. Operating System Research Center email: robert.richter@....com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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