From: Harald Hoyer <harald@redhat.com>
Date: Thu, 15 Aug 2013 10:23:04 +0000 (+0200)
Subject: dracut-functions.sh: add find_mp_fsopts
X-Git-Tag: 032~15
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bbc9bfe16eeec91f127fdb37d642f6f97f5aa39e;p=platform%2Fupstream%2Fdracut.git

dracut-functions.sh: add find_mp_fsopts
---

diff --git a/dracut-functions.sh b/dracut-functions.sh
index 1cd8e473..7ee45877 100755
--- a/dracut-functions.sh
+++ b/dracut-functions.sh
@@ -441,6 +441,22 @@ find_dev_fstype() {
     return 1
 }
 
+# find_mp_fsopts <mountpoint>
+# Echo the filesystem options for a given mountpoint.
+# /proc/self/mountinfo is taken as the primary source of information
+# and /etc/fstab is used as a fallback.
+# No newline is appended!
+# Example:
+# $ find_mp_fsopts /;echo
+# rw,relatime,discard,data=ordered
+find_mp_fsopts() {
+    if [[ $use_fstab != yes ]]; then
+        findmnt -e -v -n -o 'OPTIONS' --target "$1" 2>/dev/null && return 0
+    fi
+
+    findmnt --fstab -e -v -n -o 'OPTIONS' --target "$1"
+}
+
 # find_dev_fsopts <device>
 # Echo the filesystem options for a given device.
 # /proc/self/mountinfo is taken as the primary source of information