"J.A. Magallon" <[email protected]> wrote:
>
>
> On 09.02, Andrew Morton wrote:
> > "J.A. Magallon" <[email protected]> wrote:
> > >
> > >
> > > On 1/09/2005 10:58 a.m., Andrew Morton wrote:
> > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.13/2.6.13-mm1/
> > > >
> > > > - Included Alan's big tty layer buffering rewrite. This breaks the build on
> > > > lots of more obscure character device drivers. Patches welcome (please cc
> > > > Alan).
> > > >
> > >
> > > I have problems with udev and latest -mm.
> > > 2.6.13 boots fine, but 2.6.13-mm1 blocks when starting udev.
> > > System is Mandriva Cooker. As cooker, things are changing fast (initscripts,
> > > udev, etc), but the fact is that with the same setup, plain .13 boots
> > > and -mm1 blocks. Udev is 068 version.
> > >
> > > Any idea about what can be the reason ?
> > >
> >
> > There's some suspect locking in the /proc/devices seq_file conversion code.
> >
> > Could you revert convert-proc-devices-to-use-seq_file-interface-fix.patch
> > then convert-proc-devices-to-use-seq_file-interface.patch?
> >
>
> Still the same result, system bocks starting udev...
>
OK, thanks. Nothing from sysrq-t? Does the below help?
--- devel/fs/sysfs/file.c~gregkh-driver-sysfs-strip_leading_trailing_whitespace-fix 2005-09-02 04:01:40.000000000 -0700
+++ devel-akpm/fs/sysfs/file.c 2005-09-02 04:05:02.000000000 -0700
@@ -202,13 +202,14 @@ fill_write_buffer(struct sysfs_buffer *
* passing the buffer that we acquired in fill_write_buffer().
*/
-static int
-flush_write_buffer(struct dentry * dentry, struct sysfs_buffer * buffer, size_t count)
+static int flush_write_buffer(struct dentry *dentry,
+ struct sysfs_buffer *buffer, size_t count_in)
{
struct attribute * attr = to_attr(dentry);
struct kobject * kobj = to_kobj(dentry->d_parent);
struct sysfs_ops * ops = buffer->ops;
char *x;
+ size_t count = count_in;
/* locate trailing white space */
while ((count > 0) && isspace(buffer->page[count - 1]))
@@ -224,7 +225,8 @@ flush_write_buffer(struct dentry * dentr
/* terminate the string */
x[count] = '\0';
- return ops->store(kobj, attr, x, count);
+ ops->store(kobj, attr, x, count);
+ return count_in;
}
_
-
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