Re: Zygotes [was Re: [chromium-dev] Re: Avoiding crash after autoupdate on Linux]

2009-06-09 Thread Dean McNamee
On Tue, May 26, 2009 at 10:54 PM, Evan Martine...@chromium.org wrote: On Tue, May 26, 2009 at 1:06 PM, Adam Langley a...@chromium.org wrote: But we've gone over this before? Zygotes disable ASLR, make debugging harder etc. They might have some performance benefits, but I don't believe that

Re: Zygotes [was Re: [chromium-dev] Re: Avoiding crash after autoupdate on Linux]

2009-06-09 Thread Adam Langley
On Tue, Jun 9, 2009 at 4:01 AM, Dean McNameede...@chromium.org wrote: - The renderers always have the same layout, meaning if you could find some bug that allowed you to spawn a new tab/process, attack it, and let it crash, you could brute force addresses until you hit it. Although, I suppose

[chromium-dev] Re: Avoiding crash after autoupdate on Linux

2009-05-27 Thread Dan Kegel
[and now to the list, grr] The problem with that, and with the hard link, is that the package manager cleans up the old version when the update happens, so it's no longer available to run. (And if we tried to keep them around, we'd have a garbage collection problem.) It just doesn't fit well,

[chromium-dev] Re: Avoiding crash after autoupdate on Linux

2009-05-27 Thread Adam Langley
On Wed, May 27, 2009 at 7:11 AM, Dan Kegel daniel.r.ke...@gmail.com wrote: The problem with that, and with the hard link, is that the package manager cleans up the old version when the update happens, so it's no longer available to run.  (And if we tried to keep them around, we'd have a

[chromium-dev] Re: Avoiding crash after autoupdate on Linux

2009-05-27 Thread Dan Kegel
On Tue, May 26, 2009 at 1:06 PM, Adam Langley a...@chromium.org wrote: On Tue, May 26, 2009 at 12:00 PM, Dan Kegel daniel.r.ke...@gmail.com wrote: http://codereview.chromium.org/115773 is my try at fixing http://crbug.com/11841 (autoupdate broke my browser, familiar to anyone who's used

[chromium-dev] Re: Avoiding crash after autoupdate on Linux

2009-05-26 Thread Adam Langley
On Tue, May 26, 2009 at 12:00 PM, Dan Kegel daniel.r.ke...@gmail.com wrote: http://codereview.chromium.org/115773 is my try at fixing http://crbug.com/11841 (autoupdate broke my browser, familiar to anyone who's used Firefox on Linux). I haven't cleaned up the code, but it's a lot less

Zygotes [was Re: [chromium-dev] Re: Avoiding crash after autoupdate on Linux]

2009-05-26 Thread Evan Martin
On Tue, May 26, 2009 at 1:06 PM, Adam Langley a...@chromium.org wrote: But we've gone over this before? Zygotes disable ASLR, make debugging harder etc. They might have some performance benefits, but I don't believe that they're the correct solution for the auto update issue. I suggested Dan

[chromium-dev] Re: Avoiding crash after autoupdate on Linux

2009-05-26 Thread Dan Kegel
On Tue, May 26, 2009 at 1:06 PM, Adam Langley a...@chromium.org wrote: On Tue, May 26, 2009 at 12:00 PM, Dan Kegel daniel.r.ke...@gmail.com wrote: http://codereview.chromium.org/115773 is my try at fixing http://crbug.com/11841 (autoupdate broke my browser, familiar to anyone who's used