On Sat, May 09, 2020 at 09:29:43AM -0700, Darrick J. Wong wrote: > From: Darrick J. Wong <darrick.wong@xxxxxxxxxx> > > Apparently, the grep program in Ubuntu 20.04 is pickier about requiring > '(' to be escaped inside range expressions. This causes a regression in > xfs/437, so fix it. Mentioning the actual sed version would be a lot more helpful.. Otherwise looks good: Reviewed-by: Christoph Hellwig <hch@xxxxxx>