Re: Problem with bisect
- From
- Larry Finger <larry.finger@lwfinger.net>
- Date
- Aug 7, 2007, 02:53 UTC
- Message-ID
- <46B7DEB5.4060402@lwfinger.net>
- In-Reply-To
- <200708070350.50419.chriscool@tuxfamily.org>
Christian Couder wrote:
Show 25 quoted lines
> > You use "git bisect good v2.6.22", but this is not true because the > tag "v2.6.22" is on the mainstream kernel branch and the driver is not > there. > > If the v2.6.22 kernel that used to work came directly from John Linville's > wireless-dev git tree, not from a patch, then you should find the exact > commit in John Linville's tree that worked and say "git bisect good <this > commit>". > > But if the driver that worked with a mainstream v2.6.22 kernel had been > patched, and now doesn't work when the same patch is applied to mainstream > v2.6.23-rc1 kernel, then you can perhaps use: > > git bisect start > git bisect bad v2.6.23-rc1 > git bisect good v2.6.22 > > and then: > > 1) patch the kernel with the driver patch, > 2) test the patched kernel, > 3) remove the patch, > 4) say "git bisect good" or "git bisect bad" > 5) go to step 1) until the commit that broke the driver is found
Has the ability to use a commit hash to indicate a start point been in git for a long time? I think I remember trying it before when a version tag had not been downloaded and having a failure.
Larry