Re: [PATCH 2/3] libnvdimm, pfn, dax: show supported dax/pfn region alignments in sysfs

2017-08-15 Thread Oliver
On Wed, Aug 16, 2017 at 1:47 AM, Dan Williams wrote: > On Mon, Aug 14, 2017 at 11:46 PM, Oliver wrote: >> On Tue, Aug 15, 2017 at 4:02 PM, kbuild test robot wrote: > [..] >>>114 static const unsigned long

Re: [PATCH 2/3] libnvdimm, pfn, dax: show supported dax/pfn region alignments in sysfs

2017-08-15 Thread Oliver
On Wed, Aug 16, 2017 at 1:47 AM, Dan Williams wrote: > On Mon, Aug 14, 2017 at 11:46 PM, Oliver wrote: >> On Tue, Aug 15, 2017 at 4:02 PM, kbuild test robot wrote: > [..] >>>114 static const unsigned long *nd_pfn_supported_alignments(void) >>>115 { >>>116 /* >>>117

Re: [PATCH 2/3] libnvdimm, pfn, dax: show supported dax/pfn region alignments in sysfs

2017-08-15 Thread Dan Williams
On Mon, Aug 14, 2017 at 11:46 PM, Oliver wrote: > On Tue, Aug 15, 2017 at 4:02 PM, kbuild test robot wrote: [..] >>114 static const unsigned long *nd_pfn_supported_alignments(void) >>115 { >>116 /* >>117 * This needs to be a

Re: [PATCH 2/3] libnvdimm, pfn, dax: show supported dax/pfn region alignments in sysfs

2017-08-15 Thread Dan Williams
On Mon, Aug 14, 2017 at 11:46 PM, Oliver wrote: > On Tue, Aug 15, 2017 at 4:02 PM, kbuild test robot wrote: [..] >>114 static const unsigned long *nd_pfn_supported_alignments(void) >>115 { >>116 /* >>117 * This needs to be a local variable because the *_SIZE

Re: [PATCH 2/3] libnvdimm, pfn, dax: show supported dax/pfn region alignments in sysfs

2017-08-15 Thread Oliver
On Tue, Aug 15, 2017 at 4:02 PM, kbuild test robot wrote: > Hi Oliver, > > [auto build test ERROR on linux-nvdimm/libnvdimm-for-next] > [also build test ERROR on v4.13-rc5 next-20170811] > [if your patch is applied to the wrong git tree, please drop us a note to > help improve

Re: [PATCH 2/3] libnvdimm, pfn, dax: show supported dax/pfn region alignments in sysfs

2017-08-15 Thread Oliver
On Tue, Aug 15, 2017 at 4:02 PM, kbuild test robot wrote: > Hi Oliver, > > [auto build test ERROR on linux-nvdimm/libnvdimm-for-next] > [also build test ERROR on v4.13-rc5 next-20170811] > [if your patch is applied to the wrong git tree, please drop us a note to > help improve the system] > >

Re: [PATCH 2/3] libnvdimm, pfn, dax: show supported dax/pfn region alignments in sysfs

2017-08-15 Thread kbuild test robot
Hi Oliver, [auto build test ERROR on linux-nvdimm/libnvdimm-for-next] [also build test ERROR on v4.13-rc5 next-20170811] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url:

Re: [PATCH 2/3] libnvdimm, pfn, dax: show supported dax/pfn region alignments in sysfs

2017-08-15 Thread kbuild test robot
Hi Oliver, [auto build test ERROR on linux-nvdimm/libnvdimm-for-next] [also build test ERROR on v4.13-rc5 next-20170811] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url:

[PATCH 2/3] libnvdimm, pfn, dax: show supported dax/pfn region alignments in sysfs

2017-08-11 Thread Dan Williams
From: Oliver O'Halloran The alignment of a DAX and PFN regions dictates the page sizes that can be used to map the region. Even if the hardware page sizes are known the actual range of supported page sizes that can be used with DAX depends on the kernel configuration. As a

[PATCH 2/3] libnvdimm, pfn, dax: show supported dax/pfn region alignments in sysfs

2017-08-11 Thread Dan Williams
From: Oliver O'Halloran The alignment of a DAX and PFN regions dictates the page sizes that can be used to map the region. Even if the hardware page sizes are known the actual range of supported page sizes that can be used with DAX depends on the kernel configuration. As a result it's best that