On Mon, Jan 04, 2010 at 02:50:45PM +0100, Christoph Hellwig wrote: > ping? this fixes a quite nasty issue introduced in 2.6.32, so we should > fix it ASAP (including backport to -stable) Apologies for the delay. Which commit exactly introduced the original regression? I'll take over getting them into 2.6.33 and 2.6.32.y unless you tell me you're already doing that. --b. > > On Fri, Dec 25, 2009 at 05:44:45PM +0100, Christoph Hellwig wrote: > > nfsd is not using vfs_fsync, so I missed it when changing the calling > > convention during the 2.6.32 window. This patch fixes it to not only > > start the data writeout, but also wait for it to complete before calling > > into ->fsync. > > > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> > > > > Index: linux-2.6/fs/nfsd/vfs.c > > =================================================================== > > --- linux-2.6.orig/fs/nfsd/vfs.c 2009-12-25 17:21:32.371024157 +0100 > > +++ linux-2.6/fs/nfsd/vfs.c 2009-12-25 17:31:39.644006085 +0100 > > @@ -780,12 +780,9 @@ static inline int nfsd_dosync(struct fil > > int (*fsync) (struct file *, struct dentry *, int); > > int err; > > > > - err = filemap_fdatawrite(inode->i_mapping); > > + err = filemap_write_and_wait(inode->i_mapping); > > if (err == 0 && fop && (fsync = fop->fsync)) > > err = fsync(filp, dp, 0); > > - if (err == 0) > > - err = filemap_fdatawait(inode->i_mapping); > > - > > return err; > > } > > > ---end quoted text--- -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
