git: 406bb67b4fd7 - main - sa(4): Dont talk about minor device numbers: We have had DEVFS for 25 years.
- Go to: [ bottom of page ] [ top of archives ] [ this month ]
Date: Wed, 13 Aug 2025 07:19:49 UTC
The branch main has been updated by phk:
URL: https://cgit.FreeBSD.org/src/commit/?id=406bb67b4fd7595b2e833b6e6e7ae3d744dd84fb
commit 406bb67b4fd7595b2e833b6e6e7ae3d744dd84fb
Author: Poul-Henning Kamp <phk@FreeBSD.org>
AuthorDate: 2025-08-13 07:18:28 +0000
Commit: Poul-Henning Kamp <phk@FreeBSD.org>
CommitDate: 2025-08-13 07:18:28 +0000
sa(4): Dont talk about minor device numbers: We have had DEVFS for 25 years.
---
share/man/man4/sa.4 | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/share/man/man4/sa.4 b/share/man/man4/sa.4
index 699a940a34d1..6c948a0f21ab 100644
--- a/share/man/man4/sa.4
+++ b/share/man/man4/sa.4
@@ -82,21 +82,19 @@ the case where a control mode device is opened.
In the latter case, exclusive
access is only sought when needed (e.g., to set parameters).
.Sh SUB-MODES
-Bits 0 and 1 of the minor number are interpreted as
-.Sq sub-modes .
The sub-modes differ in the action taken when the device is closed:
.Bl -tag -width XXXX
-.It 00
+.It Pa /dev/sa*
A close will rewind the device; if the tape has been
written, then a file mark will be written before the rewind is requested.
The device is unmounted.
-.It 01
+.It Pa /dev/nsa*
A close will leave the tape mounted.
If the tape was written to, a file mark will be written.
No other head positioning takes place.
Any further reads or writes will occur directly after the
last read, or the written file mark.
-.It 10
+.It Pa /dev/esa*
A close will rewind the device.
If the tape has been
written, then a file mark will be written before the rewind is requested.