"Aneesh Kumar K.V" <[email protected]> writes: > Andrew Morton <[email protected]> writes: > >> On Mon, 1 Jul 2019 19:10:38 +0530 "Aneesh Kumar K.V" >> <[email protected]> wrote: >> >>> Architectures like powerpc use different address range to map ioremap >>> and vmalloc range. The memunmap() check used by the nvdimm layer was >>> wrongly using is_vmalloc_addr() to check for ioremap range which fails for >>> ppc64. This result in ppc64 not freeing the ioremap mapping. The side effect >>> of this is an unbind failure during module unload with papr_scm nvdimm >>> driver >> >> The patch applies to 5.1. Does it need a Fixes: and a Cc:stable? > > Actually, we want it to be backported to an older kernel possibly one > that added papr-scm driver, b5beae5e224f ("powerpc/pseries: Add driver > for PAPR SCM regions"). But that doesn't apply easily. It does apply > without conflicts to 5.0
Don't worry about where it applies or doesn't, just tag it with the correct Fixes: and stable versions and then if it doesn't backport cleanly then we deal with that later. cheers _______________________________________________ Linux-nvdimm mailing list [email protected] https://lists.01.org/mailman/listinfo/linux-nvdimm
