From b1995341ce803c396068a6e41f8cd64b09bbf2f6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= Date: Thu, 8 May 2014 00:22:26 +0200 Subject: [PATCH] linux-initrd: Update /etc/mtab. * guix/build/linux-initrd.scm (mount-root-file-system): Populate /root/etc/mtab. (mount-file-system): Update ROOT/etc/mtab. --- guix/build/linux-initrd.scm | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/guix/build/linux-initrd.scm b/guix/build/linux-initrd.scm index c09cdeafb4..6dd7c6e958 100644 --- a/guix/build/linux-initrd.scm +++ b/guix/build/linux-initrd.scm @@ -228,7 +228,9 @@ (define* (mount-root-file-system root type (lambda args (format (current-error-port) "exception while mounting '~a': ~s~%" root args) - (start-repl)))) + (start-repl))) + + (copy-file "/proc/mounts" "/root/etc/mtab")) (define (check-file-system device type) "Run a file system check of TYPE on DEVICE." @@ -279,7 +281,14 @@ (define flags->bit-mask (mount source mount-point type (flags->bit-mask flags) (if options (string->pointer options) - %null-pointer)))))) + %null-pointer)) + + ;; Update /etc/mtab. + (mkdir-p (string-append root "/etc")) + (let ((port (open-output-file (string-append root "/etc/mtab")))) + (format port "~a ~a ~a ~a 0 0~%" + source mount-point type options) + (close-port port)))))) (define (switch-root root) "Switch to ROOT as the root file system, in a way similar to what