| Submitter | Benjamin Herrenschmidt |
|---|---|
| Date | Dec. 21, 2008, 9:40 a.m. |
| Message ID | <1229852423.13001.58.camel@pasglop> |
| Download | mbox | patch |
| Permalink | /patch/15128/ |
| State | Accepted |
| Commit | a14953597b771f793ce32529d7b8b04fdedca3ef |
| Headers | show |
Comments
On Sun, Dec 21, 2008 at 2:40 AM, Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote: > On Sun, 2008-12-21 at 20:32 +1100, Benjamin Herrenschmidt wrote: >> On Sun, 2008-12-21 at 02:07 -0700, Grant Likely wrote: >> > Hey Paul, >> > >> > Top of your -next tree fails with a stack overflow on the MPC5200 when >> > attempting to mount an NFS rootfs (log below). I haven't had a chance >> > to bisect yet, but I'm posting this in case someone has already seen >> > and solved this. >> >> >From the NIP & LR values, it looks like it could be my fault. >> >> MPC5200 is a 603 core right ? > > Looks like a brown paper bag for me. > > Try this: Yup, that solved it. Committed into my tree and pushed out for Paulus to pick it up. Thanks, g.
Patch
Index: linux-work/arch/powerpc/mm/hash_low_32.S =================================================================== --- linux-work.orig/arch/powerpc/mm/hash_low_32.S 2008-12-21 20:38:10.000000000 +1100 +++ linux-work/arch/powerpc/mm/hash_low_32.S 2008-12-21 20:38:14.000000000 +1100 @@ -709,3 +709,4 @@ _GLOBAL(_tlbia) tlbia sync #endif /* CONFIG_SMP */ + blr