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Diffstat (limited to 'docs/v9fs.md')
| -rw-r--r-- | docs/v9fs.md | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/docs/v9fs.md b/docs/v9fs.md index 8cc97ff9..1b14c21f 100644 --- a/docs/v9fs.md +++ b/docs/v9fs.md @@ -13,8 +13,17 @@ cat "$PARDES_MOUNT/index" cat "$PARDES_MOUNT/README" cat "$PARDES_MOUNT/pane/$PARDES_PANE/body" echo 'Msg hello' > "$PARDES_MOUNT/exec" +awk '{print $1}' "$PARDES_MOUNT/pane/new/ctl" ``` +Walking to `pane/new` opens a pane, and the walk lands on that pane's own +directory, so its `ctl` answers the serial to use afterwards. The kernel keeps +the name it walked rather than the one the server answers back, so +`pane/new` stays in the dentry cache as a name of its own; address the pane as +`pane/<serial>` once you have it, and expect a fresh path resolution of +`pane/new` to open another pane. It is not listed in `pane/`, so `ls -l` and +`find` over the mount create nothing. + The mount belongs to that pane's subprocess tree. Other panes and the editor core keep their original mount namespace. It works in native Linux TTY and SDL sessions, including detached sessions. A frontend attaching from elsewhere does |