Re: [LTP] proc01 hang reading /proc/kmsg

[Will N. <wil...@gm...>]

On 8/21/06, Mike Frysinger <va...@ge...> wrote:
> On Tuesday 27 June 2006 09:55, Will Newton wrote:
> > The proc01 test is left hanging when reading /proc/kmsg on an embedded
> > Linux 2.4.32 box I am working with. The cause seems to be that there
> > is nothing in the kernel log buffer to read so the read blocks. I'm
> > not sure if this is an LTP or kernel bug, perhaps opening kmsg
> > O_NOBLOCK should be disallowed?
>
> huh ?  if kmsg is empty, then opening with O_NOBLOCK works just fine as the
> first read() will fail with no data:

Not on 2.4. I've since patched this in my local kernel tree as it is a
kernel bug. Sorry for the noise.