Message ID | 20190830102315.27325-1-hch@lst.de (mailing list archive) |
---|---|
State | Accepted |
Headers | show |
Series | xfs: fix the dax supported check in xfs_ioctl_setattr_dax_invalidate | expand |
On Fri, Aug 30, 2019 at 12:23:15PM +0200, Christoph Hellwig wrote: > Setting the DAX flag on the directory of a file system that is not on a > DAX capable device makes as little sense as setting it on a regular file > on the same file system. > > Signed-off-by: Christoph Hellwig <hch@lst.de> Weirdly, I never explicitly acknoweledged this... Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> --D > --- > fs/xfs/xfs_ioctl.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c > index 9ea51664932e..d1d0929aa462 100644 > --- a/fs/xfs/xfs_ioctl.c > +++ b/fs/xfs/xfs_ioctl.c > @@ -1309,8 +1309,7 @@ xfs_ioctl_setattr_dax_invalidate( > if (fa->fsx_xflags & FS_XFLAG_DAX) { > if (!(S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode))) > return -EINVAL; > - if (S_ISREG(inode->i_mode) && > - !bdev_dax_supported(xfs_find_bdev_for_inode(VFS_I(ip)), > + if (!bdev_dax_supported(xfs_find_bdev_for_inode(VFS_I(ip)), > sb->s_blocksize)) > return -EINVAL; > } > -- > 2.20.1 >
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index 9ea51664932e..d1d0929aa462 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -1309,8 +1309,7 @@ xfs_ioctl_setattr_dax_invalidate( if (fa->fsx_xflags & FS_XFLAG_DAX) { if (!(S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode))) return -EINVAL; - if (S_ISREG(inode->i_mode) && - !bdev_dax_supported(xfs_find_bdev_for_inode(VFS_I(ip)), + if (!bdev_dax_supported(xfs_find_bdev_for_inode(VFS_I(ip)), sb->s_blocksize)) return -EINVAL; }
Setting the DAX flag on the directory of a file system that is not on a DAX capable device makes as little sense as setting it on a regular file on the same file system. Signed-off-by: Christoph Hellwig <hch@lst.de> --- fs/xfs/xfs_ioctl.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)