On Mon, Mar 05, 2007 at 08:03:50PM -0800, Greg KH wrote:
> On Mon, Mar 05, 2007 at 09:39:47PM -0600, Matt Mackall wrote:
> > On Mon, Mar 05, 2007 at 06:48:50PM -0800, Greg KH wrote:
> > > If so, can you disable the option and strace it to see what program is
> > > trying to access what? That will put the
> > > HAL/NetworkManager/libsysfs/distro script finger pointing to rest pretty
> > > quickly :)
> >
> > Ok, I've got straces of both good and bad (>5M each). Filtered out
> > random pointer values and the like, diffed, and filtered for /sys/,
> > and the result's still 1.5M. What should I be looking for?
>
> Failures when trying to read from /sys/class/net/
>
> Or opening the directory and iterating over the subdirs in there. Or
> something like that.
>
> But the /sys/class/net/ stuff should hopefully help narrow it down.
Works:
6857 open("/sys/class/net",
O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY) = 13
6857 fstat64(13, {st_mode=S_IFDIR|0755, st_size=0, ...}) = 0
6857 fcntl64(13, F_SETFD, FD_CLOEXEC) = 0
6857 getdents64(13, /* 5 entries */, 4096) = 120
6857 readlink("/sys/class/net/eth1", 0x80a2450, 256) = -1 EINVAL
(Invalid argument)
6857 readlink("/sys/class/net/eth1/device",
"../../../devices/pci0000:00/0000:00:1e.0/0000:02:02.0", 256) = 53
6857 readlink("/sys/class/net/lo", 0x80a2450, 256) = -1 EINVAL
(Invalid argument)
6857 readlink("/sys/class/net/lo/device", 0x80a2450, 256) = -1 ENOENT
(No such
file or directory)
6857 readlink("/sys/class/net/eth0", 0x80a2450, 256) = -1 EINVAL
(Invalid argument)
6857 readlink("/sys/class/net/eth0/device",
"../../../devices/pci0000:00/0000:00:1e.0/0000:02:01.0", 256) = 53
6857 getdents64(13, /* 0 entries */, 4096) = 0
6857 close(13) = 0
Breaks:
3620 open("/sys/class/net",
O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY) = 13
3620 fstat64(13, {st_mode=S_IFDIR|0755, st_size=0, ...}) = 0
3620 fcntl64(13, F_SETFD, FD_CLOEXEC) = 0
3620 getdents64(13, /* 5 entries */, 4096) = 120
3620 readlink("/sys/class/net/eth1",
"../../devices/pci0000:00/0000:00:1e.0/00\00:02:02.0/eth1", 256) = 55
3620
readlink("/sys/devices/pci0000:00/0000:00:1e.0/0000:02:02.0/eth1/device",
0x809e910, 256) = -1 ENOENT (No such file or directory)
3620 readlink("/sys/class/net/lo", "../../devices/virtual/net/lo",
256) = 28
3620 readlink("/sys/devices/virtual/net/lo/device", 0x809e960, 256) =
-1 ENOEN\T (No such file or directory)
3620 readlink("/sys/class/net/eth0",
"../../devices/pci0000:00/0000:00:1e.0/00\00:02:01.0/eth0", 256) = 55
3620
readlink("/sys/devices/pci0000:00/0000:00:1e.0/0000:02:01.0/eth0/device",
0x809e960, 256) = -1 ENOENT (No such file or directory)
3620 getdents64(13, /* 0 entries */, 4096) = 0
3620 close(13) = 0
--
Mathematics is the supreme nostalgia of our time.
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