On Mon, Jul 18, 2011 at 21:29, Benjamin Herrenschmidt wrote:
> The futex code currently attempts to write to user memory within
> a pagefault disabled section, and if that fails, tries to fix it
> up using get_user_pages().
>
> This doesn't work on archs where the dirty and young bits are
> maintai
> On a box with 8TB of RAM the MMU hashtable is 64GB in size. That
> means we have 4G PTEs. pSeries_lpar_hptab_clear was using a signed
> int to store the index which will overflow at 2G.
Wow, I hear... "Anton Blanchard's machine has more memory in it's MMU
than you have in total".
Acked-by: Mich
On a box with 8TB of RAM the MMU hashtable is 64GB in size. That
means we have 4G PTEs. pSeries_lpar_hptab_clear was using a signed
int to store the index which will overflow at 2G.
Signed-off-by: Anton Blanchard
Cc:
---
Index: linux-powerpc/arch/powerpc/platforms/pseries/lpar.c
==
I hit an oops at boot on the first instruction of timer_cpu_notify:
NIP [c0722f88] .timer_cpu_notify+0x0/0x388
The code should look like:
c0722f78: eb e9 00 30 ld r31,48(r9)
c0722f7c: 2f bf 00 00 cmpdi cr7,r31,0
c0722f80: 40 9e ff
I hit an oops at boot on the first instruction of timer_cpu_notify:
Oops: Exception in kernel mode, sig: 4 [#1]
...
NIP [c0722f88] .timer_cpu_notify+0x0/0x388
The code should look like:
c0722f78: eb e9 00 30 ld r31,48(r9)
c0722f7c: 2f bf 00 00 cm
On Jul 26, 2011, at 11:49 AM, Carl E. Love wrote:
>
>
> We are requesting your help to review the following patch prior to posting it
> upstream. The patch is against the 2.6.39 tree (which is already out of date).
> Thank your for your help and input.
>
> Carl Love
> --
On Tue, 26 Jul 2011 15:07:42 -0500
Michael Hench wrote:
> update ecc_stats.corrected if LTECCR register is available.
>
> v2: kernel standard C formatting
>
> v3: kernel standard C formatting again, changed a comment to get under 80
> chars
>
> Signed-off-by: Michael Hench
Acked-by: Scott W
update ecc_stats.corrected if LTECCR register is available.
v2: kernel standard C formatting
v3: kernel standard C formatting again, changed a comment to get under 80 chars
Signed-off-by: Michael Hench
---
diff -purN orig/drivers/mtd/nand/fsl_elbc_nand.c
linux-3.0/drivers/mtd/nand/fsl_elbc_nand
On Tue, 26 Jul 2011 13:59:25 -0500
Michael Hench wrote:
> update ecc_stats.corrected if LTECCR register is available.
>
> v2: kernel standard C formatting
Missed a couple:
> + if(lteccr & 0x000F000F)
> + out_be32(&lbc->lteccr, 0x000F000F); /* clear lteccr */
> +
update ecc_stats.corrected if LTECCR register is available.
v2: kernel standard C formatting
Signed-off-by: Michael Hench
---
diff -purN orig/drivers/mtd/nand/fsl_elbc_nand.c
linux-3.0/drivers/mtd/nand/fsl_elbc_nand.c
--- orig/drivers/mtd/nand/fsl_elbc_nand.c 2011-07-25 14:50:56.838326055
Replace/remove use of RIO v.1.2 registers/bits that are not forward-compatible
with newer versions of RapidIO specification.
RapidIO specification v. 1.3 removed Write Port CSR, Doorbell CSR,
Mailbox CSR and Mailbox and Doorbell bits of the PEF CAR.
Signed-off-by: Alexandre Bounine
Cc: Kumar Gal
On Tue, 26 Jul 2011 08:45:42 -0500
Michael Hench wrote:
> update ecc_stats.corrected if LTECCR register is available.
>
> Signed-off-by: Michael Hench
> ---
> diff -purN orig/drivers/mtd/nand/fsl_elbc_nand.c
> linux-3.0/drivers/mtd/nand/fsl_elbc_nand.c
> --- orig/drivers/mtd/nand/fsl_elbc_nand.
update ecc_stats.corrected if LTECCR register is available.
Signed-off-by: Michael Hench
---
diff -purN orig/drivers/mtd/nand/fsl_elbc_nand.c
linux-3.0/drivers/mtd/nand/fsl_elbc_nand.c
--- orig/drivers/mtd/nand/fsl_elbc_nand.c 2011-07-25 14:50:56.838326055
-0500
+++ linux-3.0/drivers/mtd/n
> -Original Message-
> From: linux-mmc-ow...@vger.kernel.org [mailto:linux-mmc-ow...@vger.kernel.org]
> On Behalf Of Anton Vorontsov
> Sent: Friday, July 22, 2011 18:15 PM
> To: Zang Roy-R61911
> Cc: linux-...@vger.kernel.org; linuxppc-dev@lists.ozlabs.org; akpm@linux-
> foundation.org; X
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