Support config RX WATER MARK via sysfs when running at run-time;
A wrokaround for fix the exception happened to some WD HDD, found on
WD3000HLFS-01G6U1, WD3000HLFS-01G6U0, some SSD disks. The read performance
is also regression (about 30%) when use default value.
According to the latest documents,
> -Original Message-
> From: Yoder Stuart-B08248
> Sent: Friday, March 01, 2013 9:52 PM
> To: Alexey Kardashevskiy; Sethi Varun-B16395
> Cc: Kumar Gala; Benjamin Herrenschmidt; io...@lists.linux-foundation.org;
> linuxppc-dev@lists.ozlabs.org list; linux-ker...@vger.kernel.org list;
> Woo
On 03/04/2013 07:11 AM, Simon Horman wrote:
[ Cc: linuxppc-dev@lists.ozlabs.org ]
On Sun, Mar 03, 2013 at 01:06:00PM +0530, Suzuki K. Poulose wrote:
From: Suzuki K. Poulose
uImage probe fills the entry point (ep) based on the load_addr
from the uImage headers. If we change the load_addr, we s
On Tue, Feb 26, 2013 at 01:34:57PM +0530, Aneesh Kumar K.V wrote:
> From: "Aneesh Kumar K.V"
>
> We will use this later with THP changes to request for pmd table of double
> the size.
> THP code does PTE page allocation along with large page request and deposit
> them
> for later use. This is t
On Tue, Feb 26, 2013 at 01:34:58PM +0530, Aneesh Kumar K.V wrote:
> From: "Aneesh Kumar K.V"
>
> In all these cases we are doing something similar to
>
> HPTE_V_COMPARE(hpte_v, want_v) which ignores the HPTE_V_LARGE bit
>
> With MPSS support we would need actual page size to set HPTE_V_LARGE
>
On Tue, Feb 26, 2013 at 01:34:59PM +0530, Aneesh Kumar K.V wrote:
> From: "Aneesh Kumar K.V"
>
> We look at both the segment base page size and actual page size and store
> the pte-lp-encodings in an array per base page size.
>
> We also update all relevant functions to take actual page size arg
On Tue, Feb 26, 2013 at 01:34:56PM +0530, Aneesh Kumar K.V wrote:
> From: "Aneesh Kumar K.V"
>
> We allocate one page for the last level of linux page table. With THP and
> large page size of 16MB, that would mean we are be wasting large part
> of that page. To map 16MB area, we only need a PTE s
δΊ 2013/3/1 11:54, Michael Ellerman ει:
On Fri, Mar 01, 2013 at 11:08:45AM +0800, Mike wrote:
Hi all
Any comments? or any questions about my patchset?
You were going to get some performance numbers that show a definite
benefit for using more than one MSI.
Yes, but my patch just enable the kern
[ Cc: linuxppc-dev@lists.ozlabs.org ]
On Sun, Mar 03, 2013 at 01:06:00PM +0530, Suzuki K. Poulose wrote:
> From: Suzuki K. Poulose
>
> uImage probe fills the entry point (ep) based on the load_addr
> from the uImage headers. If we change the load_addr, we should
> accordingly update the entry po
On Sun, 2013-03-03 at 20:16 +0100, Phileas Fogg wrote:
> Benjamin Herrenschmidt wrote:
> > Thanks. It looks like a bisection might indeed be the way to go...
> >
> > Out of curiosity, have you tried without some of your additional drivers ?
> > Maybe one of them is the culprit...
> >
> > Cheers,
>
Benjamin Herrenschmidt wrote:
Thanks. It looks like a bisection might indeed be the way to go...
Out of curiosity, have you tried without some of your additional drivers ?
Maybe one of them is the culprit...
Cheers,
Ben.
Not yet, will do.
But I tested the official Debian Wheezy RC netinstall
On Sun, 2013-03-03 at 05:16 -0700, Phileas Fogg wrote:
> i'm testing currently with slightly modified g5_defconfig. I enabled
> the Ralink driver for my USB WLAN NIC and some other stuff, nothing
> fancy. Anyways, i'm sending you config for 3.0.67. Linux 3.0.67 hangs on
> my machine too.
>
> I c
On 03/02, Oleg Nesterov wrote:
>
> On 03/02, Lai Jiangshan wrote:
> >
> > +void lg_rwlock_local_read_unlock(struct lgrwlock *lgrw)
> > +{
> > + switch (__this_cpu_read(*lgrw->reader_refcnt)) {
> > + case 1:
> > + __this_cpu_write(*lgrw->reader_refcnt, 0);
> > + lg_local_unlo
Benjamin Herrenschmidt wrote:
On Sat, 2013-03-02 at 15:40 +0100, Phileas Fogg wrote:
recently i got a PowerMac G5 and installed Debian Linux 2.6.32 on it.
Everything works so far and Debian boots properly.
Today i tried to boot Linux 3 on the machine and it doesn't boot.
The Linux 3 kernel was
On Sun, 2013-03-03 at 11:23 +0300, Denis Kirjanov wrote:
> I'm running 3.7.6 without any problems on my quad core machine. You
> have to try to compile with g5_defconfig...
Sure but I still want to know what in his config is breaking it, chances
are that's something that we should fix :-)
Cheers,
I'm running 3.7.6 without any problems on my quad core machine. You
have to try to compile with g5_defconfig...
On 3/3/13, Benjamin Herrenschmidt wrote:
> On Sat, 2013-03-02 at 17:22 +0100, Andreas Schwab wrote:
>> > Thanks. Then i configured something wrongly probably.
>> > I tried Linux 2.6.39.
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