Messages in this thread |  | | | Date | Mon, 5 May 2008 08:27:57 +0200 | | From | Lothar Waßmann <> | | Subject | Re: linux-2.6.25: 'mkdir -p' does not work with rootdir as mount point inside a read only filesystem |
Hi,
Willy Tarreau writes: > > My guess is that you have an old/buggy version of mkdir. > > > > What does > > mkdir --version > > > > say? > > Mine says: > > mkdir (GNU coreutils) 6.10 > > Copyright (C) 2008 Free Software Foundation, Inc. > > etc... > > I would bet this is the problem for the reporter. > > I tried the same here, and cannot exhibit the problem. Just like the > reporter, my / is ro and /dev is rw : > I'm using busybox 1.0 (on an embedded PXA320 system).
> stat64("/dev/a/b/c", 0xbf9175dc) = -1 ENOENT (No such file or directory) > umask(0) = 022 > open(".", O_RDONLY|O_LARGEFILE|O_DIRECTORY) = 3 > chdir("/") = 0 > mkdir("dev", 0755) = -1 EEXIST (File exists) > stat64("dev", {st_mode=S_IFDIR|0755, st_size=17080, ...}) = 0 > chdir("dev") = 0 > mkdir("a", 0755) = 0 > chdir("a") = 0 > mkdir("b", 0755) = 0 > chdir("b") = 0 > umask(022) = 0 > mkdir("c", 0777) = 0 > fchdir(3) = 0 > close(3) = 0 > This is what strace shows in my case: mkdir("/", 0777) = -1 EEXIST (File exists) stat64("/", {st_mode=S_IFDIR|0755, st_size=0, ...}) = 0 mkdir("/dev/", 0777) = -1 EROFS (Read-only file system) umask(022) = 022 write(2, "mkdir: ", 7mkdir: ) = 7 write(2, "Cannot create directory `/dev/\'", 31Cannot create directory `/dev/') = 31 write(2, ": Read-only file system\n", 24: Read-only file system ) = 24 io_submit(0x1, 0x1, 0xfbad2088 <unfinished ... exit status 1>
Lothar Waßmann -- ___________________________________________________________ Ka-Ro electronics GmbH | Pascalstraße 22 | D - 52076 Aachen Phone: +49 2408 1402-0 | Fax: +49 2408 1402-10 Geschäftsführer: Matthias Kaussen Handelsregistereintrag: Amtsgericht Aachen, HRB 4996 www.karo-electronics.de | info@karo-electronics.de ___________________________________________________________ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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