diff options
Diffstat (limited to 'open_issues')
| -rw-r--r-- | open_issues/running_rump_for_slash.mdwn | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/open_issues/running_rump_for_slash.mdwn b/open_issues/running_rump_for_slash.mdwn index 52c97b5d..0740993e 100644 --- a/open_issues/running_rump_for_slash.mdwn +++ b/open_issues/running_rump_for_slash.mdwn @@ -11,6 +11,8 @@ License|/fdl]]."]]"""]] [[!tag open_issue_hurd]] +## Samuel's [[email|https://lists.gnu.org/archive/html/bug-hurd/2019-12/msg00002.html]] + I have been thinking about how to get rump running for the / filesystem. Looking at how things go between ext2fs and exec: in grub.cfg we have @@ -51,3 +53,20 @@ and we'd make `pci-arbiter`'s initialization use `task_set_special_port` to set the `TASK_BOOTSTRAP_PORT` special port of rump to a send right to pci-arbiter and resume it. When `libpciaccess` sees that this port is set, it would use it instead of looking up `/server/bus/pci`. + +## Damien's [[follow up email|https://lists.gnu.org/archive/html/bug-hurd/2020-04/msg00032.html]] + +In my own words, the changes that are needed: + +1. libpciaccess needs to check if pci-arbiter's `task_bootstrap_port` is set +and if it is, use it instead of `/servers/bus/pci` + +2. pci-arbiter needs to call `task_set_special_port` on rump's `TASK_BOOTSTRAP_PORT` +if `--disk-server-task` flag is detected. + +3. rumpdisk needs to call `task_set_special_port` on ext2fs's `TASK_BOOTSTRAP_PORT` +if `--fs-server-task` flag is detected. + +4. ext2fs will just work in this configuration + + |