On Thu 28-09-17 18:21:23, Dan Williams wrote:
> This flag is deprecated in favor of the vma_is_dax() check in
> transparent_hugepage_enabled() added in commit baabda261424 "mm: always
> enable thp for dax mappings"
>
> Cc: Jan Kara <jack@xxxxxxx>
> Cc: Jeff Moyer <jmoyer@xxxxxxxxxx>
> Cc: Christoph Hellwig <hch@xxxxxx>
> Cc: Ross Zwisler <ross.zwisler@xxxxxxxxxxxxxxx>
> Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>
I like this! You can add:
Reviewed-by: Jan Kara <jack@xxxxxxx>
Honza
> ---
> drivers/dax/device.c | 1 -
> fs/ext4/file.c | 1 -
> fs/xfs/xfs_file.c | 2 --
> 3 files changed, 4 deletions(-)
>
> diff --git a/drivers/dax/device.c b/drivers/dax/device.c
> index ed79d006026e..74a35eb5e6d3 100644
> --- a/drivers/dax/device.c
> +++ b/drivers/dax/device.c
> @@ -450,7 +450,6 @@ static int dax_mmap(struct file *filp, struct vm_area_struct *vma)
> return rc;
>
> vma->vm_ops = &dax_vm_ops;
> - vma->vm_flags |= VM_HUGEPAGE;
> return 0;
> }
>
> diff --git a/fs/ext4/file.c b/fs/ext4/file.c
> index 0cc9d205bd96..a54e1b4c49f9 100644
> --- a/fs/ext4/file.c
> +++ b/fs/ext4/file.c
> @@ -352,7 +352,6 @@ static int ext4_file_mmap(struct file *file, struct vm_area_struct *vma)
> file_accessed(file);
> if (IS_DAX(file_inode(file))) {
> vma->vm_ops = &ext4_dax_vm_ops;
> - vma->vm_flags |= VM_HUGEPAGE;
> } else {
> vma->vm_ops = &ext4_file_vm_ops;
> }
> diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
> index dece8fe937f5..c0e0fcbe1bd3 100644
> --- a/fs/xfs/xfs_file.c
> +++ b/fs/xfs/xfs_file.c
> @@ -1130,8 +1130,6 @@ xfs_file_mmap(
> {
> file_accessed(filp);
> vma->vm_ops = &xfs_file_vm_ops;
> - if (IS_DAX(file_inode(filp)))
> - vma->vm_flags |= VM_HUGEPAGE;
> return 0;
> }
>
>
--
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR
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