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Open Source and information security mailing list archives
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Date: Fri, 27 Apr 2018 13:58:33 +0200 From: Ingo Molnar <mingo@...nel.org> To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> Cc: Bjorn Helgaas <bhelgaas@...gle.com>, linux-pci@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>, "H . Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...hat.com>, x86@...nel.org, Mika Westerberg <mika.westerberg@...ux.intel.com>, linux-kernel@...r.kernel.org Subject: Re: [PATCH v2] x86/PCI: Make pci=earlydump output neat * Andy Shevchenko <andriy.shevchenko@...ux.intel.com> wrote: > Currently the early dump of PCI configuration space looks quite unhelpful, e.g. > > [ 0.000000] 60: > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] 00 > [ 0.000000] > > which makes really hard to get anything out of this. Convert the function to > use print_hex_dump() to make output neat. > > In the result we will have > > [ 0.000000] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > > which is much, much better. > > Reviewed-by: Mika Westerberg <mika.westerberg@...ux.intel.com> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> Acked-by: Ingo Molnar <mingo@...nel.org> Thanks, Ingo
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