diff options
Diffstat (limited to 'hurd')
| -rw-r--r-- | hurd/history/port_to_l4.mdwn | 11 | ||||
| -rw-r--r-- | hurd/ng.mdwn | 3 | ||||
| -rw-r--r-- | hurd/ng/resource_management_problems.mdwn | 19 |
3 files changed, 8 insertions, 25 deletions
diff --git a/hurd/history/port_to_l4.mdwn b/hurd/history/port_to_l4.mdwn index 03795dc4..d4daeefa 100644 --- a/hurd/history/port_to_l4.mdwn +++ b/hurd/history/port_to_l4.mdwn @@ -81,11 +81,12 @@ explains: > Before Marcus and I considered [[microkernel/Coyotos]], we had already > rejected some parts of the Hurd's design. The -> [[ng/resource_management_problems]] were what prompted me to look at L4. -> Also, some of the problems with [[translator]]s were already well-known to -> us. (For a more detailed description of the problems we have identified, see -> our [[critique]] in the 2007 July's SIGOPS OSR. We have also written a -> forward-looking [[ng/position_paper]].) +> [[microkernel/mach/gnumach/open_issues/resource_management_problems]] were +> what prompted me to look at L4. Also, some of the problems with +> [[translator]]s were already well-known to us. (For a more detailed +> description of the problems we have identified, see our [[critique]] in the +> 2007 July's SIGOPS OSR. We have also written a forward-looking +> [[ng/position_paper]].) > We visited Jonathan Shapiro at Hopkins in January 2006. This resulted in a > number of discussions, some quite influential, and not always in a way which diff --git a/hurd/ng.mdwn b/hurd/ng.mdwn index fb4d742f..1a271856 100644 --- a/hurd/ng.mdwn +++ b/hurd/ng.mdwn @@ -10,7 +10,8 @@ These pages try to summarize the major discussions and ideas. This section explains the motivations behind the new design: - * [[Issues_with_Mach]] + * Issues with Mach: + [[microkernel/mach/gnumach/open_issues/resource_management_problems]] * [[Issues_with_L4_Pistachio]] * [[Limitations_of_the_original_Hurd_design]] diff --git a/hurd/ng/resource_management_problems.mdwn b/hurd/ng/resource_management_problems.mdwn deleted file mode 100644 index 856afb1a..00000000 --- a/hurd/ng/resource_management_problems.mdwn +++ /dev/null @@ -1,19 +0,0 @@ -[[meta copyright="Copyright © 2008 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]]."]]"""]] - -[[microkernel/Mach]] interfaces do not allow for proper resource accounting, -when a server allocates resources on behalf of a client. - -Mach can't do a good job at resource management, as it doesn't have enough -information how resources are used: which data is important and which is -discardable, for example. - -These issues are what Neal Walfield is working on with his new kernel -[[microkernel/viengoos]]. |