Re: BUG: unable to handle kernel paging request with v4.3-rc4

2015-10-09 Thread Alex Williamson
On Fri, 2015-10-09 at 16:58 +0200, Joerg Roedel wrote: > Hi Alex, > > while playing around with attaching a 32bit PCI device to a guest via > VFIO I triggered this oops: > > [ 192.289917] kernel tried to execute NX-protected page - exploit attempt? > (uid: 0) > [ 192.298245] BUG: unable to

[PATCH 1/1] arm: Add generic smc wrapper

2015-10-09 Thread Lars Persson
This adds an smc wrapper according to the ARM standard for secure monitor calling conventions (ARM DEN 0028A). Signed-off-by: Lars Persson --- arch/arm/include/asm/smc-call.h | 12 arch/arm/kernel/Makefile| 3 +++ arch/arm/kernel/smc-call.S | 22

Re: BUG: unable to handle kernel paging request with v4.3-rc4

2015-10-09 Thread Joerg Roedel
On Fri, Oct 09, 2015 at 09:30:40AM -0600, Alex Williamson wrote: > I have not seen this one yet. There literally have been no changes for > vfio in 4.3, so if this is new, it may be collateral from changes > elsewhere. 32bit devices really shouldn't make any difference to vfio, > I'll see if I

[PATCH 0/1] arm: Add generic smc wrapper

2015-10-09 Thread Lars Persson
This is intended for new machines that call secure monitors compliant with ARM DEN 0028A. Changes since RFC: * Build only for V6 and V7 CPUs. Lars Persson (1): arm: Add generic smc wrapper arch/arm/include/asm/smc-call.h | 12 arch/arm/kernel/Makefile| 3 +++

Re: [PATCH 3/3] x86/apic: Use smaller array for __apicid_to_node[] mapping

2015-10-09 Thread Jiang Liu
On 2015/10/3 3:12, Denys Vlasenko wrote: > From: Daniel J Blueman > > The Intel x2APIC spec states the upper 16-bits of APIC ID is the > cluster ID [1, p2-12], intended for future distributed systems. Beyond > the legacy 8-bit APIC ID, Numascale NumaConnect uses 4-bits for

Re: linux-next: Tree for Oct 9 (bluetooth/bpa10x.c)

2015-10-09 Thread Randy Dunlap
On 10/08/15 23:24, Stephen Rothwell wrote: > Hi all, > > Changes since 20151008: > on i386: warning: (BT_HCIBPA10X) selects BT_HCIUART_H4 which has unmet direct dependencies (NET && BT && BT_HCIUART) drivers/built-in.o: In function `bpa10x_rx_complete': bpa10x.c:(.text+0x2ac5e2): undefined

Re: possible issue w/ 4.1.9, 4.1.10

2015-10-09 Thread Udo van den Heuvel
On 2015-10-05 15:16, Udo van den Heuvel wrote: > Did I miss anything that is needed to avoid this? > Is this a known issue? > > Please let me know. Finally I got some logging. I booted into 4.1.10 in single user mode. All appeared fine. Then I went to multi user or whatever the systemd thing is

Re: [PATCH] mm: skip if required_kernelcore is larger than totalpages

2015-10-09 Thread Yasuaki Ishimatsu
On Thu, 8 Oct 2015 10:21:05 +0800 Xishi Qiu wrote: > If kernelcore was not specified, or the kernelcore size is zero > (required_movablecore >= totalpages), or the kernelcore size is larger Why does required_movablecore become larger than totalpages, when the kernelcore

Re: [PATCH v4] clocksource/drivers/tango_xtal: Add new timer for Tango SoCs

2015-10-09 Thread Marc Gonzalez
Måns Rullgård wrote: > Marc Gonzalez wrote: > >> Sigma Designs Tango platforms provide a 27 MHz crystal oscillator. >> Use it for clocksource, sched_clock, and delay_timer. > > Given the nature of this hardware, I think it would make much more sense > to support it in a generic fashion.

Re: [PATCH v5 0/8] clk: replace div_mask() by GENMASK()

2015-10-09 Thread Andy Shevchenko
On Mon, 2015-07-13 at 17:07 +0300, Andy Shevchenko wrote: > This series replaces div_mask() and similar macros in many clock > providers by > GENMASK() generic helper. So, if anyone finds this useful, please, ACK/apply. > > Changelog v5: > - amend patch for softpga by covering all cases > -

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