[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH 0/7] SPARC64: fix nonfaulting load on softmmu
From: |
Blue Swirl |
Subject: |
Re: [Qemu-devel] [PATCH 0/7] SPARC64: fix nonfaulting load on softmmu |
Date: |
Thu, 21 Jul 2011 23:15:16 +0300 |
Thanks, applied all.
On Thu, Jul 21, 2011 at 6:16 PM, Tsuneo Saito <address@hidden> wrote:
> This patch series fixes nonfaulting load ASIs and traps related to them.
> According to "8.3.4 Non-Faulting Load" in the UltraSPARC-IIi User's Manual,
> a CPU should raise a TLB miss to the system software if the load is for
> unmapped area:
> "When a non-faulting load encounters a TLB miss, the operating system
> should attempt to translate the page. If the translation results in
> an error (for example, address out of range), a 0 is returned and the
> load completes silently."
>
> The first 4 patches are not directly related to nonfaulting load
> but are cleanups and fixes for preparing for the fix. The next 2 patches
> fix the problem and the last one is for related faults other than
> the TLB miss.
>
> Tsuneo Saito (7):
> SPARC64: TTE bits cleanup
> SPARC64: SFSR cleanup and fix
> SPARC64: introduce a convenience function for getting physical
> addresses
> SPARC64: split cpu_get_phys_page_debug() from
> cpu_get_phys_page_nofault()
> SPARC64: fix fault status overwritten on nonfaulting load
> SPARC64: implement MMU miss traps on nonfaulting loads
> SPARC64: implement addtional MMU faults related to nonfaulting load
>
> target-sparc/cpu.h | 35 +++++++++++
> target-sparc/helper.c | 149
> ++++++++++++++++++++++++++++++++++------------
> target-sparc/op_helper.c | 36 ++++++-----
> 3 files changed, 165 insertions(+), 55 deletions(-)
>
> --
> 1.7.5.4
>
>
>
- [Qemu-devel] [PATCH 0/7] SPARC64: fix nonfaulting load on softmmu, Tsuneo Saito, 2011/07/21
- [Qemu-devel] [PATCH 2/7] SPARC64: SFSR cleanup and fix, Tsuneo Saito, 2011/07/21
- [Qemu-devel] [PATCH 6/7] SPARC64: implement MMU miss traps on nonfaulting loads, Tsuneo Saito, 2011/07/21
- [Qemu-devel] [PATCH 7/7] SPARC64: implement addtional MMU faults related to nonfaulting load, Tsuneo Saito, 2011/07/21
- [Qemu-devel] [PATCH 4/7] SPARC64: split cpu_get_phys_page_debug() from cpu_get_phys_page_nofault(), Tsuneo Saito, 2011/07/21
- [Qemu-devel] [PATCH 5/7] SPARC64: fix fault status overwritten on nonfaulting load, Tsuneo Saito, 2011/07/21
- [Qemu-devel] [PATCH 3/7] SPARC64: introduce a convenience function for getting physical addresses, Tsuneo Saito, 2011/07/21
- [Qemu-devel] [PATCH 1/7] SPARC64: TTE bits cleanup, Tsuneo Saito, 2011/07/21
- Re: [Qemu-devel] [PATCH 0/7] SPARC64: fix nonfaulting load on softmmu,
Blue Swirl <=