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Re: [Qemu-devel] [PATCH 2/2] qxl: surface0 and ram_header should fit int
From: |
Radim Krčmář |
Subject: |
Re: [Qemu-devel] [PATCH 2/2] qxl: surface0 and ram_header should fit into vram |
Date: |
Tue, 17 Feb 2015 11:31:44 +0100 |
2015-02-17 09:02+0100, Gerd Hoffmann:
> On Mo, 2015-02-16 at 22:23 +0100, Radim Krčmář wrote:
> > The solution is not perfect, but won't let us do the same error again
> > and has no overhead.
>
> How do you get qemu into a configuration where this isn't true?
Without [1/2], by setting qxl-vga.vgamem_mb > 128.
The segfault happens when qxl-vga.vgamem_mb > 256.
In both cases, qxl->vga.vram_size is rounded to 256, but in the latter
one, we allocate less memory than is later accessed.
- [Qemu-devel] [PATCH 0/2] vga: assert to "solve" qxl bug, Radim Krčmář, 2015/02/16
- [Qemu-devel] [PATCH 2/2] qxl: surface0 and ram_header should fit into vram, Radim Krčmář, 2015/02/16
- [Qemu-devel] [PATCH 1/2] vga: abort instead of shrinking memory, Radim Krčmář, 2015/02/16
- Re: [Qemu-devel] [PATCH 1/2] vga: abort instead of shrinking memory, Gerd Hoffmann, 2015/02/17
- Re: [Qemu-devel] [PATCH 1/2] vga: abort instead of shrinking memory, Radim Krčmář, 2015/02/17
- Re: [Qemu-devel] [PATCH 1/2] vga: abort instead of shrinking memory, Gerd Hoffmann, 2015/02/17
- Re: [Qemu-devel] [PATCH 1/2] vga: abort instead of shrinking memory, Radim Krčmář, 2015/02/17
- Re: [Qemu-devel] [PATCH 1/2] vga: abort instead of shrinking memory, Gerd Hoffmann, 2015/02/17
- Re: [Qemu-devel] [PATCH 1/2] vga: abort instead of shrinking memory, Radim Krčmář, 2015/02/17