diff options
Diffstat (limited to 'microkernel')
| -rw-r--r-- | microkernel/discussion.mdwn | 24 | ||||
| -rw-r--r-- | microkernel/mach/memory_object/discussion.mdwn | 24 |
2 files changed, 48 insertions, 0 deletions
diff --git a/microkernel/discussion.mdwn b/microkernel/discussion.mdwn new file mode 100644 index 00000000..a5a73e18 --- /dev/null +++ b/microkernel/discussion.mdwn @@ -0,0 +1,24 @@ +[[!meta copyright="Copyright © 2011 Free Software Foundation, Inc."]] + +[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable +id="license" text="Permission is granted to copy, distribute and/or modify this +document under the terms of the GNU Free Documentation License, Version 1.2 or +any later version published by the Free Software Foundation; with no Invariant +Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license +is included in the section entitled [[GNU Free Documentation +License|/fdl]]."]]"""]] + +[[!tag open_issue_documentation]] + +IRC, freenode, #hurd, 2011-07-26: + + < antrik> Tekk_`: regarding microkernels: the basic idea, and really the + *only* fundamental difference, is that they isolate things in separate + address spaces. everything else goes back to this. + < antrik> benefits from the isolation generally fall into two groups: more + robustness (main focus of Minix3), and more flexibility (main focus of + Hurd) + < antrik> while it might also encourage some other good design choices, + these are secondary effects: such choices can also be implemented in a + monolithic architecture -- and not necessarily harder. just less obvious + in some cases... diff --git a/microkernel/mach/memory_object/discussion.mdwn b/microkernel/mach/memory_object/discussion.mdwn new file mode 100644 index 00000000..a006429b --- /dev/null +++ b/microkernel/mach/memory_object/discussion.mdwn @@ -0,0 +1,24 @@ +[[!meta copyright="Copyright © 2011 Free Software Foundation, Inc."]] + +[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable +id="license" text="Permission is granted to copy, distribute and/or modify this +document under the terms of the GNU Free Documentation License, Version 1.2 or +any later version published by the Free Software Foundation; with no Invariant +Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license +is included in the section entitled [[GNU Free Documentation +License|/fdl]]."]]"""]] + +[[!tag open_issue_documentation open_issue_gnumach]] + +IRC, freenode, #hurd, 2011-08-05 + + < neal> braunr: For instance, memory objects are great as they allow you to + specify the mapping policy in user space. + < neal> braunr: But, the policy for determining the eviction order is + realized by Mach + < neal> braunr: And user-space has no control + < braunr> are you referring to the page cache lru approximation and stuff + like resource containers ? + < neal> I'm not sure what you mean by page cache lru appoximateion + < braunr> the kernel eviction policy :) + < neal> that's an implementation detail |