Re: [PATCH next] mm: make swapoff more robust against soft dirty

2016-01-10 Thread Aneesh Kumar K.V
Hugh Dickins writes: > Both s390 and powerpc have hit the issue of swapoff hanging, when > CONFIG_HAVE_ARCH_SOFT_DIRTY and CONFIG_MEM_SOFT_DIRTY ifdefs were > not quite as x86_64 had them. I think it would be much clearer if > HAVE_ARCH_SOFT_DIRTY was just a Kconfig option set by architectures >

Re: [PATCH next] mm: make swapoff more robust against soft dirty

2016-01-10 Thread Cyrill Gorcunov
On Sat, Jan 09, 2016 at 04:59:42PM -0800, Hugh Dickins wrote: > Both s390 and powerpc have hit the issue of swapoff hanging, when > CONFIG_HAVE_ARCH_SOFT_DIRTY and CONFIG_MEM_SOFT_DIRTY ifdefs were > not quite as x86_64 had them. I think it would be much clearer if > HAVE_ARCH_SOFT_DIRTY was just

[PATCH next] mm: make swapoff more robust against soft dirty

2016-01-09 Thread Hugh Dickins
Both s390 and powerpc have hit the issue of swapoff hanging, when CONFIG_HAVE_ARCH_SOFT_DIRTY and CONFIG_MEM_SOFT_DIRTY ifdefs were not quite as x86_64 had them. I think it would be much clearer if HAVE_ARCH_SOFT_DIRTY was just a Kconfig option set by architectures to determine whether the MEM_SOF