On Mon, Sep 03, 2018 at 03:15:29PM +1000, Paul Mackerras wrote:
> On Mon, Sep 03, 2018 at 01:28:44PM +1000, David Gibson wrote:
> > On Fri, Aug 31, 2018 at 04:08:50PM +1000, Alexey Kardashevskiy wrote:
> > > At the moment the real mode handler of H_PUT_TCE calls iommu_tce_xchg_rm()
> > > which in
On Mon, Sep 03, 2018 at 01:28:44PM +1000, David Gibson wrote:
> On Fri, Aug 31, 2018 at 04:08:50PM +1000, Alexey Kardashevskiy wrote:
> > At the moment the real mode handler of H_PUT_TCE calls iommu_tce_xchg_rm()
> > which in turn reads the old TCE and if it was a valid entry - marks
> > the
> +++ b/drivers/auxdisplay/hd44780.c
> @@ -62,17 +62,12 @@ static void hd44780_strobe_gpio(struct hd44780 *hd)
> /* write to an LCD panel register in 8 bit GPIO mode */
> static void hd44780_write_gpio8(struct hd44780 *hd, u8 val, unsigned int rs)
> {
> - int values[10]; /* for DATA[0-7],
On Fri, Aug 31, 2018 at 04:08:50PM +1000, Alexey Kardashevskiy wrote:
> At the moment the real mode handler of H_PUT_TCE calls iommu_tce_xchg_rm()
> which in turn reads the old TCE and if it was a valid entry - marks
> the physical page dirty if it was mapped for writing. Since it is
> the real
On 01/09/18 18:17, Vaibhav Jain wrote:
Ever since fast reboot is enabled by default in opal,
opal_cec_reboot() will use fast-reset instead of full IPL to perform
system reboot. This leaves the user with no direct way to force a full
IPL reboot except changing an nvram setting that persistently
Hi Scott,
Please see my replay in line.
> -Original Message-
> From: Linuxppc-dev
> On
> Behalf Of Scott Wood
> Sent: 2018年9月1日 4:29
> To: Andy Tang ; Vabhav Sharma
> ; linux-ker...@vger.kernel.org;
> devicet...@vger.kernel.org; robh...@kernel.org;
> mark.rutl...@arm.com;
Thanks for looking into this patch Nick,
Nicholas Piggin writes:
> This is nice but I wonder if the default should be IPL and fast
> should be the option.
Fast-reset should work most of the times so I think it should be
default. Its also the current default which I am bit relunctant to
change.
From: Christophe Leroy
[ Upstream commit 21b8732eb4479b579bda9ee38e62b2c312c2a0e5 ]
After update of kernel, the perf tool doesn't run anymore on my 32MB RAM
powerpc board, but still runs on a 128MB RAM board:
~# strace perf
execve("/usr/sbin/perf", ["perf"], [/* 12 vars */]) = -1 ENOMEM
From: Christophe Leroy
[ Upstream commit 21b8732eb4479b579bda9ee38e62b2c312c2a0e5 ]
After update of kernel, the perf tool doesn't run anymore on my 32MB RAM
powerpc board, but still runs on a 128MB RAM board:
~# strace perf
execve("/usr/sbin/perf", ["perf"], [/* 12 vars */]) = -1 ENOMEM
From: Christophe Leroy
[ Upstream commit 21b8732eb4479b579bda9ee38e62b2c312c2a0e5 ]
After update of kernel, the perf tool doesn't run anymore on my 32MB RAM
powerpc board, but still runs on a 128MB RAM board:
~# strace perf
execve("/usr/sbin/perf", ["perf"], [/* 12 vars */]) = -1 ENOMEM
From: Christophe Leroy
[ Upstream commit 21b8732eb4479b579bda9ee38e62b2c312c2a0e5 ]
After update of kernel, the perf tool doesn't run anymore on my 32MB RAM
powerpc board, but still runs on a 128MB RAM board:
~# strace perf
execve("/usr/sbin/perf", ["perf"], [/* 12 vars */]) = -1 ENOMEM
To enable use of dma to all ram on a corenet generic system, we add the
function fsl_pci_dma_set_mask, and link it into the ppc.md structure.
But this function checks for the presence of dev->dma_mask and dma_ops
at entry, and fails if one or other are missing. Powerpc's dma_set_mask
(which it
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