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authorRoss Zwisler <ross.zwisler@linux.intel.com>2016-11-08 03:32:35 +0300
committerDave Chinner <david@fromorbit.com>2016-11-08 03:32:35 +0300
commitb9fde0462e34a05b25c3d68d344971865659abae (patch)
treebdbcf85e293341d505855a32fd35b76c8d12ac1c /include/linux/dax.h
parent63e95b5c4f16e156b98adcf2f7d820ba941c82a3 (diff)
downloadlinux-b9fde0462e34a05b25c3d68d344971865659abae.tar.xz
dax: remove dax_pmd_fault()
dax_pmd_fault() is the old struct buffer_head + get_block_t based 2 MiB DAX fault handler. This fault handler has been disabled for several kernel releases, and support for PMDs will be reintroduced using the struct iomap interface instead. Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'include/linux/dax.h')
-rw-r--r--include/linux/dax.h6
1 files changed, 1 insertions, 5 deletions
diff --git a/include/linux/dax.h b/include/linux/dax.h
index a41a747d6112..0f74866edae6 100644
--- a/include/linux/dax.h
+++ b/include/linux/dax.h
@@ -48,16 +48,12 @@ static inline int __dax_zero_page_range(struct block_device *bdev,
}
#endif
-#if defined(CONFIG_TRANSPARENT_HUGEPAGE)
-int dax_pmd_fault(struct vm_area_struct *, unsigned long addr, pmd_t *,
- unsigned int flags, get_block_t);
-#else
static inline int dax_pmd_fault(struct vm_area_struct *vma, unsigned long addr,
pmd_t *pmd, unsigned int flags, get_block_t gb)
{
return VM_FAULT_FALLBACK;
}
-#endif
+
int dax_pfn_mkwrite(struct vm_area_struct *, struct vm_fault *);
#define dax_mkwrite(vma, vmf, gb) dax_fault(vma, vmf, gb)