root@(none):~# ps xfa
PID TTY STAT TIME COMMAND
1 ? S 0:04 init [1]
2 ? SWN 0:00 [ksoftirqd/0]
3 ? SW 0:00 [events/0]
4 ? SW 0:00 [kswapd0]
5 ? SW 0:00 [pdflush]
6 ? SW 0:00 [pdflush]
7 ? SW 0:00 [aio/0]
8 ? SW 0:00 [pagebufd]
9 ? SW 0:00 [pagebuf/0]
29 ? SW 0:00 [reiserfs/0]
93 vc/1 S 0:00 -bash
140 vc/1 D 0:00 \_ umount /home
94 vc/2 S 0:00 -bash
153 vc/2 S 0:00 \_ script /tmp/xfs.typescript
154 vc/2 S 0:00 \_ script /tmp/xfs.typescript
155 pts/0 S 0:00 \_ bash -i
156 pts/0 R 0:00 \_ ps xfa
95 vc/3 S 0:00 /sbin/agetty 38400 tty3 linux
96 vc/4 S 0:00 /sbin/agetty 38400 tty4 linux
97 vc/5 S 0:00 /sbin/agetty 38400 tty5 linux
98 vc/6 S 0:00 /sbin/agetty 38400 tty6 linux
99 vc/10 S 0:00 /sbin/agetty 38400 tty10 linux
100 vc/11 S 0:00 /sbin/agetty 38400 tty11 linux
114 ? S 0:00 /sbin/devfsd /dev
root@(none):~# strace umount /usr/download
execve("/sbin/umount", ["umount", "/usr/download"], [/* 31 vars */]) = 0
brk(0) = 0x8051000
open("/etc/ld.so.preload", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/local/qt/lib/i686/mmx/libc.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64(0xbfffec1c, 0xbfffec7c) = -1 ENOENT (No such file or directory)
open("/usr/local/qt/lib/i686/libc.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64(0xbfffec1c, 0xbfffec7c) = -1 ENOENT (No such file or directory)
open("/usr/local/qt/lib/mmx/libc.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64(0xbfffec1c, 0xbfffec7c) = -1 ENOENT (No such file or directory)
open("/usr/local/qt/lib/libc.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64(0xbfffec1c, 0xbfffec7c) = 0
open("/usr/local/kde/lib/i686/mmx/libc.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64(0xbfffec1c, 0xbfffec7c) = -1 ENOENT (No such file or directory)
open("/usr/local/kde/lib/i686/libc.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64(0xbfffec1c, 0xbfffec7c) = -1 ENOENT (No such file or directory)
open("/usr/local/kde/lib/mmx/libc.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64(0xbfffec1c, 0xbfffec7c) = -1 ENOENT (No such file or directory)
open("/usr/local/kde/lib/libc.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
stat64(0xbfffec1c, 0xbfffec7c) = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY) = 3
fstat64(0x3, 0xbfffec3c) = 0
old_mmap(NULL, 40857, PROT_READ, MAP_PRIVATE, 3, 0) = 0x40017000
close(3) = 0
open("/lib/libc.so.6", O_RDONLY) = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0@\313\1"..., 1024) = 1024
fstat64(0x3, 0xbfffec7c) = 0
old_mmap(NULL, 1284160, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x40021000
mprotect(0x40151000, 38976, PROT_NONE) = 0
old_mmap(0x40151000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0x12f000) = 0x40151000
old_mmap(0x40157000, 14400, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x40157000
close(3) = 0
munmap(0x40017000, 40857) = 0
brk(0) = 0x8051000
brk(0x8051028) = 0x8051028
brk(0x8052000) = 0x8052000
SYS_199(0x401558e0, 0, 0x40156600, 0x40153c50, 0xbffff964) = 0
semop(1075140832, 0x40153c50, 0) = 0
brk(0x8054000) = 0x8054000
readlink("/usr", 0xbfffe840, 4095) = -1 EINVAL (Invalid argument)
readlink("/usr/download", 0xbfffe840, 4095) = -1 EINVAL (Invalid argument)
open("/etc/mtab", O_RDONLY|0x8000) = 3
fstat64(0x3, 0xbffff620) = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40017000
read(3, "/dev/hda5 / ext2 rw 0 0\n/dev/hda"..., 4096) = 190
read(3, "", 4096) = 0
close(3) = 0
munmap(0x40017000, 4096) = 0
oldumount("/usr/download" <unfinished ...>
umount blocks here. I was able to umount correctly a ext2 and a reiserfs
partition. SysRq-S and SysRq-U stops when syncing or unmounting XFS
filesystems. No messages from the kernel.
XFS support is compiled in the kernel.
HTH,
Luca
-- Reply-To: kronos@kronoz.cjb.net Home: http://kronoz.cjb.net Runtime error 6D at f000:a12f : user incompetente - 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/