| Message ID | 20200312141715.550387-2-hch@lst.de (mailing list archive) |
|---|---|
| State | Accepted |
| Headers | show |
| Series | [1/4] libxfs: turn the xfs_buf_incore stub into an inline function | expand |
On Thu, Mar 12, 2020 at 03:17:12PM +0100, Christoph Hellwig wrote: > Replace the macro with an inline function to avoid compiler warnings with new > backports of kernel code. > > Signed-off-by: Christoph Hellwig <hch@lst.de> Looks ok, Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> --D > --- > libxfs/libxfs_priv.h | 14 ++++++-------- > 1 file changed, 6 insertions(+), 8 deletions(-) > > diff --git a/libxfs/libxfs_priv.h b/libxfs/libxfs_priv.h > index 5d6dd063..17a0104b 100644 > --- a/libxfs/libxfs_priv.h > +++ b/libxfs/libxfs_priv.h > @@ -369,14 +369,12 @@ roundup_64(uint64_t x, uint32_t y) > #define XFS_BUF_UNDELAYWRITE(bp) ((bp)->b_flags &= ~LIBXFS_B_DIRTY) > #define XFS_BUF_SET_BDSTRAT_FUNC(a,b) ((void) 0) > > -/* avoid gcc warning */ > -#define xfs_buf_incore(bt,blkno,len,lockit) ({ \ > - typeof(blkno) __foo = (blkno); \ > - typeof(len) __bar = (len); \ > - (blkno) = __foo; \ > - (len) = __bar; /* no set-but-unused warning */ \ > - NULL; \ > -}) > +static inline struct xfs_buf *xfs_buf_incore(struct xfs_buftarg *target, > + xfs_daddr_t blkno, size_t numblks, xfs_buf_flags_t flags) > +{ > + return NULL; > +} > + > #define xfs_buf_oneshot(bp) ((void) 0) > > #define XBRW_READ LIBXFS_BREAD > -- > 2.24.1 >
diff --git a/libxfs/libxfs_priv.h b/libxfs/libxfs_priv.h index 5d6dd063..17a0104b 100644 --- a/libxfs/libxfs_priv.h +++ b/libxfs/libxfs_priv.h @@ -369,14 +369,12 @@ roundup_64(uint64_t x, uint32_t y) #define XFS_BUF_UNDELAYWRITE(bp) ((bp)->b_flags &= ~LIBXFS_B_DIRTY) #define XFS_BUF_SET_BDSTRAT_FUNC(a,b) ((void) 0) -/* avoid gcc warning */ -#define xfs_buf_incore(bt,blkno,len,lockit) ({ \ - typeof(blkno) __foo = (blkno); \ - typeof(len) __bar = (len); \ - (blkno) = __foo; \ - (len) = __bar; /* no set-but-unused warning */ \ - NULL; \ -}) +static inline struct xfs_buf *xfs_buf_incore(struct xfs_buftarg *target, + xfs_daddr_t blkno, size_t numblks, xfs_buf_flags_t flags) +{ + return NULL; +} + #define xfs_buf_oneshot(bp) ((void) 0) #define XBRW_READ LIBXFS_BREAD
Replace the macro with an inline function to avoid compiler warnings with new backports of kernel code. Signed-off-by: Christoph Hellwig <hch@lst.de> --- libxfs/libxfs_priv.h | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-)