Messages in this thread | | | Date | Tue, 26 Jan 2016 23:18:21 -0500 | From | Matthew Wilcox <> | Subject | Re: [PATCH 2/3] mm: Convert vm_insert_pfn_prot to vmf_insert_pfn_prot |
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On Mon, Jan 25, 2016 at 09:35:36AM -0800, Andy Lutomirski wrote: > On Mon, Jan 25, 2016 at 9:25 AM, Matthew Wilcox > <matthew.r.wilcox@intel.com> wrote: > > From: Matthew Wilcox <willy@linux.intel.com> > > > > Other than the name, the vmf_ version takes a pfn_t parameter, and > > returns a VM_FAULT_ code suitable for returning from a fault handler. > > > > This patch also prevents vm_insert_pfn() from returning -EBUSY. > > This is a good thing as several callers handled it incorrectly (and > > none intentionally treat -EBUSY as a different case from 0). > > > > Signed-off-by: Matthew Wilcox <willy@linux.intel.com> > > This would be even nicer if you added vmf_insert_pfn as well :)
I've sent out patches adding it before ... my most recent attempt on January 5th tied up with the DAX support for 1GB pages. I'll keep sending it until it sticks :-)
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