On Thu, Jan 04, 2007 at 05:10:05PM -0800, Greg KH wrote: > On Fri, Dec 29, 2006 at 11:00:41AM +0000, Frederik Deweerdt wrote: > > On Thu, Dec 28, 2006 at 10:25:12PM +0100, Laurent Riffard wrote: > > > Le 28.12.2006 11:42, Andrew Morton a ?crit : > > > >ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.20-rc2/2.6.20-rc2-mm1/ > > > > > > Hello, > > > > > > got this with 2.6.20-rc2-mm1, reverting > > > gregkh-driver-driver-core-fix-race-in-sysfs-between-sysfs_remove_file-and-read-write.patch > > > made it disappear. > > > > > Hi, > > > > This is due to sysfs_hash_and_remove() holding dir->d_inode->i_mutex > > before calling sysfs_drop_dentry() which calls orphan_all_buffers() > > which in turn takes node->i_mutex. > > The following patch solves the problem by defering the buffers orphaning > > after the dir->d_inode->imutex is released. Not sure it's the best > > solution though, Greg? > > > > Regards, > > Frederik > > > > Signed-off-by: Frederik Deweerdt <[EMAIL PROTECTED]> > > Maneesh and Oliver, any objections to this patch? > Actually, there's a problem with the patch: inode is not initialized in sysfs_hash_and_remove, I'll repost a patch against 2.6.20-rc3-mm1.
Regards, Frederik - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
