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author宋文武 <iyzsong@gmail.com>2015-01-05 22:07:03 +0800
committer宋文武 <iyzsong@gmail.com>2015-01-05 22:24:00 +0800
commit9331ba5dd9dc2224b427d71f2ee56250463f4ef3 (patch)
treefbcc346e19355c6f25acd9983930041a015621ac /gnu/build/linux-boot.scm
parent4379c35b73e912a42dcea7e89aae1e2edd9708cd (diff)
linux-boot: Make /etc/mtab a symlink to /proc/self/mounts.
Fixes <http://bugs.gnu.org/19491>. * gnu/build/linux-boot.scm (mount-root-file-system): Make /root/etc/mtab a symlink to /proc/self/mounts. * gnu/build/file-systems.scm (mount-file-system): Don't update /etc/mtab. * guix/build/syscalls.scm (mount, umount): Have #:update-mtab? default to #f.
Diffstat (limited to 'gnu/build/linux-boot.scm')
-rw-r--r--gnu/build/linux-boot.scm5
1 files changed, 4 insertions, 1 deletions
diff --git a/gnu/build/linux-boot.scm b/gnu/build/linux-boot.scm
index b2ed1a8b54..3096989468 100644
--- a/gnu/build/linux-boot.scm
+++ b/gnu/build/linux-boot.scm
@@ -275,7 +275,10 @@ UNIONFS."
(check-file-system root type)
(mount root "/root" type)))
- (copy-file "/proc/mounts" "/root/etc/mtab"))
+ ;; Make sure /root/etc/mtab is a symlink to /proc/self/mounts.
+ (when (file-exists? "/root/etc/mtab")
+ (delete-file "/root/etc/mtab"))
+ (symlink "/proc/self/mounts" "/root/etc/mtab"))
(define (switch-root root)
"Switch to ROOT as the root file system, in a way similar to what