Re: [PATCH 0/8] Fix 8xx MMU/TLB

2009-10-17 Thread Joakim Tjernlund
Rex Feany rfe...@mrv.com wrote on 16/10/2009 22:25:41: Thus spake Joakim Tjernlund (joakim.tjernl...@transmode.se): Right, it is the pte table walk that is blowing up. I just noted that 2.6 lacks a tophys() call in its table walk so I removed that one(there is one more tophys call but I

Re: [PATCH 0/8] Fix 8xx MMU/TLB

2009-10-17 Thread Joakim Tjernlund
Joakim Tjernlund/Transmode wrote on 17/10/2009 13:24:18: Rex Feany rfe...@mrv.com wrote on 16/10/2009 22:25:41: Thus spake Joakim Tjernlund (joakim.tjernl...@transmode.se): Right, it is the pte table walk that is blowing up. I just noted that 2.6 lacks a tophys() call in its table

Mixing hard and soft floating point?

2009-10-17 Thread Joakim Tjernlund
Anyone tried mixing hard and soft FP in on soft float CPU such as 83xx? Been trying to figure out if this is a good idea or not. Any combinations that will or won't work? Generally I got soft FP in all system libs but there might be an binary application which will use hard FP. Is the MATH_EMU

Re: [PATCH 2/8] bitmap: Introduce bitmap_set, bitmap_clear, bitmap_find_next_zero_area

2009-10-17 Thread FUJITA Tomonori
On Tue, 13 Oct 2009 18:10:17 +0900 Akinobu Mita akinobu.m...@gmail.com wrote: My user space testing exposed off-by-one error find_next_zero_area in iommu-helper. Some zero area cannot be found by this bug. Subject: [PATCH] Fix off-by-one error in find_next_zero_area Signed-off-by: Akinobu

Re: [PATCH 2/8] bitmap: Introduce bitmap_set, bitmap_clear, bitmap_find_next_zero_area

2009-10-17 Thread Akinobu Mita
2009/10/17 FUJITA Tomonori fujita.tomon...@lab.ntt.co.jp: On Tue, 13 Oct 2009 18:10:17 +0900 Akinobu Mita akinobu.m...@gmail.com wrote: My user space testing exposed off-by-one error find_next_zero_area in iommu-helper. Some zero area cannot be found by this bug. Subject: [PATCH] Fix

Re: [PATCH 2/8] bitmap: Introduce bitmap_set, bitmap_clear, bitmap_find_next_zero_area

2009-10-17 Thread FUJITA Tomonori
On Sat, 17 Oct 2009 23:43:56 +0900 Akinobu Mita akinobu.m...@gmail.com wrote: 2009/10/17 FUJITA Tomonori fujita.tomon...@lab.ntt.co.jp: On Tue, 13 Oct 2009 18:10:17 +0900 Akinobu Mita akinobu.m...@gmail.com wrote: My user space testing exposed off-by-one error find_next_zero_area in

Re: [PATCH 2/8] bitmap: Introduce bitmap_set, bitmap_clear, bitmap_find_next_zero_area

2009-10-17 Thread Akinobu Mita
--- a/lib/iommu-helper.c +++ b/lib/iommu-helper.c @@ -19,7 +19,7 @@ again:       index = (index + align_mask) ~align_mask;       end = index + nr; -     if (end = size) +     if (end size) I think that this is intentional; the last byte of the limit doesn't work. It looks

Re: Mixing hard and soft floating point?

2009-10-17 Thread Wolfgang Denk
Dear Joakim Tjernlund, In message ofc920e57f.dfabc29f-onc1257652.00421e11-c1257652.00434...@transmode.se you wrote: Anyone tried mixing hard and soft FP in on soft float CPU such as 83xx? Hm... most 83xx have a FPU. Been trying to figure out if this is a good idea or not. Any

Re: Mixing hard and soft floating point?

2009-10-17 Thread Joakim Tjernlund
Wolfgang Denk w...@denx.de wrote on 17/10/2009 20:12:24: Dear Joakim Tjernlund, In message OFC920E57F.DFABC29F-ONC1257652.00421E11-C1257652. 00434...@transmode.se you wrote: Anyone tried mixing hard and soft FP in on soft float CPU such as 83xx? Hm... most 83xx have a FPU. Yeah, I

Re: Mixing hard and soft floating point?

2009-10-17 Thread Wolfgang Denk
Dear Joakim Tjernlund, In message ofec00b9fb.b03aa854-onc1257652.00644350-c1257652.00651...@transmode.se you wrote: Recompile and relink it with soft-fp as well. Or ask the provider to do that. That is what I am trying do/find out. The supplier claims that it should not be a problem

Re: [PATCH] hvc_console: returning 0 from put_chars is not an error

2009-10-17 Thread Timur Tabi
On Fri, Oct 16, 2009 at 3:49 AM, Hendrik Brueckner brueck...@linux.vnet.ibm.com wrote: The states are handled by the hvc_iucv itself: If the hvc_iucv code has a connection established, terminal or console data are queued and sent to the peer. If the state is disconnected, terminal and console