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authorLudovic Courtès <ludo@gnu.org>2023-05-19 17:04:06 +0200
committerLudovic Courtès <ludo@gnu.org>2023-05-21 01:04:39 +0200
commit7d1d5e16da6f1b37b3e0c16adf44b8e305e1e5db (patch)
tree51c04850d364ebc07bacb8e9106ae00838a135ef /doc
parentbd7b795aeb9d35ac7b825ad4d0cf0088f18e1167 (diff)
downloadguix-7d1d5e16da6f1b37b3e0c16adf44b8e305e1e5db.tar.gz
doc: Clarify instructions for hibernation on a swap file.
Fixes <https://issues.guix.gnu.org/62711>.

* doc/guix.texi (Swap Space): Change 'resume' argument to a device in
example; add comments.  Update sentence describing 'resume' and
'resume_offset'.
Diffstat (limited to 'doc')
-rw-r--r--doc/guix.texi9
1 files changed, 5 insertions, 4 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index b40870f42b..f4cca66d76 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -17580,14 +17580,15 @@ hibernation via the @code{resume} kernel argument
                             file-systems)))))
 
 (kernel-arguments
-  (cons* "resume=/swapfile"
-         "resume_offset=92514304"
+  (cons* "resume=/dev/sda3"        ;device that holds /swapfile
+         "resume_offset=92514304"  ;offset of /swapfile on device
          %default-kernel-arguments))
 @end lisp
 
 This other snippet of @code{operating-system} enables the swap file
-@file{/swapfile} for hibernation by telling the kernel about the file
-(@code{resume} argument) and its offset on disk (@code{resume_offset}
+@file{/swapfile} for hibernation by telling the kernel about the
+partition containing it
+(@code{resume} argument) and its offset on that partition (@code{resume_offset}
 argument).  The latter value can be found in the output of the command
 @command{filefrag -e} as the first number right under the
 @code{physical_offset} column header (the second command extracts its