[systemd-commits] src/fsck.c

Kay Sievers kay at kemper.freedesktop.org
Fri Oct 29 10:56:14 PDT 2010


 src/fsck.c |   10 ++++++++++
 1 file changed, 10 insertions(+)

New commits:
commit a84f519214bf245052ad6be7b57fb68ac817cb7e
Author: Kay Sievers <kay.sievers at vrfy.org>
Date:   Fri Oct 29 19:54:02 2010 +0200

    fsck: skip checking / if it is writable

diff --git a/src/fsck.c b/src/fsck.c
index bfa35f2..3c1652b 100644
--- a/src/fsck.c
+++ b/src/fsck.c
@@ -24,6 +24,7 @@
 #include <string.h>
 #include <errno.h>
 #include <unistd.h>
+#include <fcntl.h>
 
 #include <libudev.h>
 #include <dbus/dbus.h>
@@ -170,6 +171,7 @@ int main(int argc, char *argv[]) {
                 root_directory = false;
         } else {
                 struct stat st;
+                struct timespec times[2];
 
                 /* Find root device */
 
@@ -182,6 +184,14 @@ int main(int argc, char *argv[]) {
                 if (major(st.st_dev) == 0)
                         return 0;
 
+                /* check if we are already writable */
+                times[0] = st.st_atim;
+                times[1] = st.st_mtim;
+                if (utimensat(AT_FDCWD, "/", times, 0) == 0) {
+                        log_error("Root directory is writable, skip check.");
+                        goto finish;
+                }
+
                 if (!(udev = udev_new())) {
                         log_error("Out of memory");
                         goto finish;



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