In preparation for fixing the broken definition of S_DAX in the CONFIG_FS_DAX=n + CONFIG_DEV_DAX=y case, convert all IS_DAX() usages to use explicit tests for FSDAX since DAX is ambiguous.
Cc: "Darrick J. Wong" darrick.wong@oracle.com Cc: linux-xfs@vger.kernel.org Cc: Matthew Wilcox mawilcox@microsoft.com Cc: Ross Zwisler ross.zwisler@linux.intel.com Cc: stable@vger.kernel.org Fixes: dee410792419 ("/dev/dax, core: file operations and dax-mmap") Reviewed-by: Jan Kara jack@suse.cz Signed-off-by: Dan Williams dan.j.williams@intel.com --- fs/xfs/xfs_file.c | 14 +++++++------- fs/xfs/xfs_ioctl.c | 4 ++-- fs/xfs/xfs_iomap.c | 6 +++--- fs/xfs/xfs_reflink.c | 2 +- 4 files changed, 13 insertions(+), 13 deletions(-)
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index 9ea08326f876..46a098b90fd0 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -288,7 +288,7 @@ xfs_file_read_iter( if (XFS_FORCED_SHUTDOWN(mp)) return -EIO;
- if (IS_DAX(inode)) + if (IS_FSDAX(inode)) ret = xfs_file_dax_read(iocb, to); else if (iocb->ki_flags & IOCB_DIRECT) ret = xfs_file_dio_aio_read(iocb, to); @@ -726,7 +726,7 @@ xfs_file_write_iter( if (XFS_FORCED_SHUTDOWN(ip->i_mount)) return -EIO;
- if (IS_DAX(inode)) + if (IS_FSDAX(inode)) ret = xfs_file_dax_write(iocb, from); else if (iocb->ki_flags & IOCB_DIRECT) { /* @@ -1045,7 +1045,7 @@ __xfs_filemap_fault( }
xfs_ilock(XFS_I(inode), XFS_MMAPLOCK_SHARED); - if (IS_DAX(inode)) { + if (IS_FSDAX(inode)) { pfn_t pfn;
ret = dax_iomap_fault(vmf, pe_size, &pfn, NULL, &xfs_iomap_ops); @@ -1070,7 +1070,7 @@ xfs_filemap_fault( { /* DAX can shortcut the normal fault path on write faults! */ return __xfs_filemap_fault(vmf, PE_SIZE_PTE, - IS_DAX(file_inode(vmf->vma->vm_file)) && + IS_FSDAX(file_inode(vmf->vma->vm_file)) && (vmf->flags & FAULT_FLAG_WRITE)); }
@@ -1079,7 +1079,7 @@ xfs_filemap_huge_fault( struct vm_fault *vmf, enum page_entry_size pe_size) { - if (!IS_DAX(file_inode(vmf->vma->vm_file))) + if (!IS_FSDAX(file_inode(vmf->vma->vm_file))) return VM_FAULT_FALLBACK;
/* DAX can shortcut the normal fault path on write faults! */ @@ -1124,12 +1124,12 @@ xfs_file_mmap( * We don't support synchronous mappings for non-DAX files. At least * until someone comes with a sensible use case. */ - if (!IS_DAX(file_inode(filp)) && (vma->vm_flags & VM_SYNC)) + if (!IS_FSDAX(file_inode(filp)) && (vma->vm_flags & VM_SYNC)) return -EOPNOTSUPP;
file_accessed(filp); vma->vm_ops = &xfs_file_vm_ops; - if (IS_DAX(file_inode(filp))) + if (IS_FSDAX(file_inode(filp))) vma->vm_flags |= VM_MIXEDMAP | VM_HUGEPAGE; return 0; } diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index 89fb1eb80aae..234279ff66ce 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -1108,9 +1108,9 @@ xfs_ioctl_setattr_dax_invalidate( }
/* If the DAX state is not changing, we have nothing to do here. */ - if ((fa->fsx_xflags & FS_XFLAG_DAX) && IS_DAX(inode)) + if ((fa->fsx_xflags & FS_XFLAG_DAX) && IS_FSDAX(inode)) return 0; - if (!(fa->fsx_xflags & FS_XFLAG_DAX) && !IS_DAX(inode)) + if (!(fa->fsx_xflags & FS_XFLAG_DAX) && !IS_FSDAX(inode)) return 0;
/* lock, flush and invalidate mapping in preparation for flag change */ diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c index 66e1edbfb2b2..cf794d429aec 100644 --- a/fs/xfs/xfs_iomap.c +++ b/fs/xfs/xfs_iomap.c @@ -241,7 +241,7 @@ xfs_iomap_write_direct( * the reserve block pool for bmbt block allocation if there is no space * left but we need to do unwritten extent conversion. */ - if (IS_DAX(VFS_I(ip))) { + if (IS_FSDAX(VFS_I(ip))) { bmapi_flags = XFS_BMAPI_CONVERT | XFS_BMAPI_ZERO; if (imap->br_state == XFS_EXT_UNWRITTEN) { tflags |= XFS_TRANS_RESERVE; @@ -952,7 +952,7 @@ static inline bool imap_needs_alloc(struct inode *inode, return !nimaps || imap->br_startblock == HOLESTARTBLOCK || imap->br_startblock == DELAYSTARTBLOCK || - (IS_DAX(inode) && imap->br_state == XFS_EXT_UNWRITTEN); + (IS_FSDAX(inode) && imap->br_state == XFS_EXT_UNWRITTEN); }
static inline bool need_excl_ilock(struct xfs_inode *ip, unsigned flags) @@ -988,7 +988,7 @@ xfs_file_iomap_begin( return -EIO;
if (((flags & (IOMAP_WRITE | IOMAP_DIRECT)) == IOMAP_WRITE) && - !IS_DAX(inode) && !xfs_get_extsz_hint(ip)) { + !IS_FSDAX(inode) && !xfs_get_extsz_hint(ip)) { /* Reserve delalloc blocks for regular writeback. */ return xfs_file_iomap_begin_delay(inode, offset, length, iomap); } diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c index 270246943a06..a126e00e05e3 100644 --- a/fs/xfs/xfs_reflink.c +++ b/fs/xfs/xfs_reflink.c @@ -1351,7 +1351,7 @@ xfs_reflink_remap_range( goto out_unlock;
/* Don't share DAX file data for now. */ - if (IS_DAX(inode_in) || IS_DAX(inode_out)) + if (IS_FSDAX(inode_in) || IS_FSDAX(inode_out)) goto out_unlock;
ret = vfs_clone_file_prep_inodes(inode_in, pos_in, inode_out, pos_out,