Re: [PATCH 08/12] gup: Don't allow FOLL_LONGTERM pinning of FS DAX pages

Dan Williams writes: > Dan Williams wrote: >> Alistair Popple wrote: >> > Longterm pinning of FS DAX pages should already be disallowed by >> > various pXX_devmap checks. However a future change will cause these >> > checks to be invalid for FS DAX pages so make >> > folio_is_longterm_pinnable(

Re: [PATCH 08/12] gup: Don't allow FOLL_LONGTERM pinning of FS DAX pages

Dan Williams wrote: > Alistair Popple wrote: > > Longterm pinning of FS DAX pages should already be disallowed by > > various pXX_devmap checks. However a future change will cause these > > checks to be invalid for FS DAX pages so make > > folio_is_longterm_pinnable() return false for FS DAX pages.

Re: [PATCH 08/12] gup: Don't allow FOLL_LONGTERM pinning of FS DAX pages

Alistair Popple wrote: > Longterm pinning of FS DAX pages should already be disallowed by > various pXX_devmap checks. However a future change will cause these > checks to be invalid for FS DAX pages so make > folio_is_longterm_pinnable() return false for FS DAX pages. > > Signed-off-by: Alistair

[PATCH 08/12] gup: Don't allow FOLL_LONGTERM pinning of FS DAX pages

Longterm pinning of FS DAX pages should already be disallowed by various pXX_devmap checks. However a future change will cause these checks to be invalid for FS DAX pages so make folio_is_longterm_pinnable() return false for FS DAX pages. Signed-off-by: Alistair Popple --- include/linux/memremap