| Message ID | 20191101220719.29100-26-hch@lst.de (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [01/34] xfs: move incore structures out of xfs_da_format.h | expand |
On Fri, Nov 01, 2019 at 03:07:10PM -0700, Christoph Hellwig wrote: > Replace the users of the ->data_entry_entry_p dir ops method with a > direct calculation using ->data_entry_offset. > > Signed-off-by: Christoph Hellwig <hch@lst.de> > --- > fs/xfs/libxfs/xfs_da_format.c | 37 ---------------------------------- > fs/xfs/libxfs/xfs_dir2.h | 5 ----- > fs/xfs/libxfs/xfs_dir2_block.c | 2 +- > fs/xfs/libxfs/xfs_dir2_data.c | 6 +++--- > fs/xfs/libxfs/xfs_dir2_sf.c | 2 +- > fs/xfs/scrub/dir.c | 4 ++-- > fs/xfs/xfs_dir2_readdir.c | 4 ++-- > 7 files changed, 9 insertions(+), 51 deletions(-) > > diff --git a/fs/xfs/libxfs/xfs_da_format.c b/fs/xfs/libxfs/xfs_da_format.c > index 35edf470efc8..47c56f6dd872 100644 > --- a/fs/xfs/libxfs/xfs_da_format.c > +++ b/fs/xfs/libxfs/xfs_da_format.c > @@ -123,34 +123,6 @@ xfs_dir3_data_bestfree_p(struct xfs_dir2_data_hdr *hdr) > return ((struct xfs_dir3_data_hdr *)hdr)->best_free; > } > > -static struct xfs_dir2_data_entry * > -xfs_dir2_data_entry_p(struct xfs_dir2_data_hdr *hdr) > -{ > - return (struct xfs_dir2_data_entry *) > - ((char *)hdr + sizeof(struct xfs_dir2_data_hdr)); > -} > - > -static struct xfs_dir2_data_unused * > -xfs_dir2_data_unused_p(struct xfs_dir2_data_hdr *hdr) > -{ > - return (struct xfs_dir2_data_unused *) > - ((char *)hdr + sizeof(struct xfs_dir2_data_hdr)); > -} > - > -static struct xfs_dir2_data_entry * > -xfs_dir3_data_entry_p(struct xfs_dir2_data_hdr *hdr) > -{ > - return (struct xfs_dir2_data_entry *) > - ((char *)hdr + sizeof(struct xfs_dir3_data_hdr)); > -} > - > -static struct xfs_dir2_data_unused * > -xfs_dir3_data_unused_p(struct xfs_dir2_data_hdr *hdr) > -{ > - return (struct xfs_dir2_data_unused *) > - ((char *)hdr + sizeof(struct xfs_dir3_data_hdr)); > -} > - > static const struct xfs_dir_ops xfs_dir2_ops = { > .data_entsize = xfs_dir2_data_entsize, > .data_get_ftype = xfs_dir2_data_get_ftype, > @@ -165,9 +137,6 @@ static const struct xfs_dir_ops xfs_dir2_ops = { > XFS_DIR2_DATA_ENTSIZE(1) + > XFS_DIR2_DATA_ENTSIZE(2), > .data_entry_offset = sizeof(struct xfs_dir2_data_hdr), > - > - .data_entry_p = xfs_dir2_data_entry_p, > - .data_unused_p = xfs_dir2_data_unused_p, > }; > > static const struct xfs_dir_ops xfs_dir2_ftype_ops = { > @@ -184,9 +153,6 @@ static const struct xfs_dir_ops xfs_dir2_ftype_ops = { > XFS_DIR3_DATA_ENTSIZE(1) + > XFS_DIR3_DATA_ENTSIZE(2), > .data_entry_offset = sizeof(struct xfs_dir2_data_hdr), > - > - .data_entry_p = xfs_dir2_data_entry_p, > - .data_unused_p = xfs_dir2_data_unused_p, > }; > > static const struct xfs_dir_ops xfs_dir3_ops = { > @@ -203,9 +169,6 @@ static const struct xfs_dir_ops xfs_dir3_ops = { > XFS_DIR3_DATA_ENTSIZE(1) + > XFS_DIR3_DATA_ENTSIZE(2), > .data_entry_offset = sizeof(struct xfs_dir3_data_hdr), > - > - .data_entry_p = xfs_dir3_data_entry_p, > - .data_unused_p = xfs_dir3_data_unused_p, > }; > > /* > diff --git a/fs/xfs/libxfs/xfs_dir2.h b/fs/xfs/libxfs/xfs_dir2.h > index 20417c42ca6f..e9de15e62630 100644 > --- a/fs/xfs/libxfs/xfs_dir2.h > +++ b/fs/xfs/libxfs/xfs_dir2.h > @@ -44,11 +44,6 @@ struct xfs_dir_ops { > xfs_dir2_data_aoff_t data_dotdot_offset; > xfs_dir2_data_aoff_t data_first_offset; > size_t data_entry_offset; > - > - struct xfs_dir2_data_entry * > - (*data_entry_p)(struct xfs_dir2_data_hdr *hdr); > - struct xfs_dir2_data_unused * > - (*data_unused_p)(struct xfs_dir2_data_hdr *hdr); > }; > > extern const struct xfs_dir_ops * > diff --git a/fs/xfs/libxfs/xfs_dir2_block.c b/fs/xfs/libxfs/xfs_dir2_block.c > index 34e0cdf03950..b32beb71b7b2 100644 > --- a/fs/xfs/libxfs/xfs_dir2_block.c > +++ b/fs/xfs/libxfs/xfs_dir2_block.c > @@ -1122,7 +1122,7 @@ xfs_dir2_sf_to_block( > * The whole thing is initialized to free by the init routine. > * Say we're using the leaf and tail area. > */ > - dup = dp->d_ops->data_unused_p(hdr); > + dup = (void *)hdr + dp->d_ops->data_entry_offset; > needlog = needscan = 0; > error = xfs_dir2_data_use_free(args, bp, dup, args->geo->blksize - i, > i, &needlog, &needscan); > diff --git a/fs/xfs/libxfs/xfs_dir2_data.c b/fs/xfs/libxfs/xfs_dir2_data.c > index 2c79be4c3153..edb3fe5c9174 100644 > --- a/fs/xfs/libxfs/xfs_dir2_data.c > +++ b/fs/xfs/libxfs/xfs_dir2_data.c > @@ -71,7 +71,7 @@ __xfs_dir3_data_check( > return __this_address; > > hdr = bp->b_addr; > - p = (char *)ops->data_entry_p(hdr); > + p = (char *)hdr + ops->data_entry_offset; > > switch (hdr->magic) { > case cpu_to_be32(XFS_DIR3_BLOCK_MAGIC): > @@ -587,7 +587,7 @@ xfs_dir2_data_freescan_int( > /* > * Set up pointers. > */ > - p = (char *)ops->data_entry_p(hdr); > + p = (char *)hdr + ops->data_entry_offset; > endp = xfs_dir3_data_endp(geo, hdr); > /* > * Loop over the block's entries. > @@ -685,7 +685,7 @@ xfs_dir3_data_init( > /* > * Set up an unused entry for the block's body. > */ > - dup = dp->d_ops->data_unused_p(hdr); > + dup = (void *)hdr + dp->d_ops->data_entry_offset; > dup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG); > > t = args->geo->blksize - (uint)dp->d_ops->data_entry_offset; > diff --git a/fs/xfs/libxfs/xfs_dir2_sf.c b/fs/xfs/libxfs/xfs_dir2_sf.c > index 10199261c94c..b2c6c492b09d 100644 > --- a/fs/xfs/libxfs/xfs_dir2_sf.c > +++ b/fs/xfs/libxfs/xfs_dir2_sf.c > @@ -296,7 +296,7 @@ xfs_dir2_block_to_sf( > /* > * Set up to loop over the block's entries. > */ > - ptr = (char *)dp->d_ops->data_entry_p(hdr); > + ptr = (char *)hdr + dp->d_ops->data_entry_offset; > endptr = xfs_dir3_data_endp(args->geo, hdr); > sfep = xfs_dir2_sf_firstentry(sfp); > /* > diff --git a/fs/xfs/scrub/dir.c b/fs/xfs/scrub/dir.c > index dfaa0fca617e..8d6ecfe09611 100644 > --- a/fs/xfs/scrub/dir.c > +++ b/fs/xfs/scrub/dir.c > @@ -241,7 +241,7 @@ xchk_dir_rec( > dent = (struct xfs_dir2_data_entry *)(((char *)bp->b_addr) + off); > > /* Make sure we got a real directory entry. */ > - p = (char *)mp->m_dir_inode_ops->data_entry_p(bp->b_addr); > + p = bp->b_addr + mp->m_dir_inode_ops->data_entry_offset; > endp = xfs_dir3_data_endp(mp->m_dir_geo, bp->b_addr); > if (!endp) { > xchk_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); > @@ -391,7 +391,7 @@ xchk_directory_data_bestfree( > } > > /* Make sure the bestfrees are actually the best free spaces. */ > - ptr = (char *)d_ops->data_entry_p(bp->b_addr); > + ptr = bp->b_addr + d_ops->data_entry_offset; > endptr = xfs_dir3_data_endp(mp->m_dir_geo, bp->b_addr); > > /* Iterate the entries, stopping when we hit or go past the end. */ > diff --git a/fs/xfs/xfs_dir2_readdir.c b/fs/xfs/xfs_dir2_readdir.c > index e18045465455..04f8c2451b93 100644 > --- a/fs/xfs/xfs_dir2_readdir.c > +++ b/fs/xfs/xfs_dir2_readdir.c > @@ -176,7 +176,7 @@ xfs_dir2_block_getdents( > /* > * Set up values for the loop. > */ > - ptr = (char *)dp->d_ops->data_entry_p(hdr); > + ptr = (char *)hdr + dp->d_ops->data_entry_offset; > endptr = xfs_dir3_data_endp(geo, hdr); > > /* > @@ -410,7 +410,7 @@ xfs_dir2_leaf_getdents( > /* > * Find our position in the block. > */ > - ptr = (char *)dp->d_ops->data_entry_p(hdr); > + ptr = (char *)hdr + dp->d_ops->data_entry_offset; /me thinks we're open-coding this calculation enough to warrant a static inline helper... --D > byteoff = xfs_dir2_byte_to_off(geo, curoff); > /* > * Skip past the header. > -- > 2.20.1 >
diff --git a/fs/xfs/libxfs/xfs_da_format.c b/fs/xfs/libxfs/xfs_da_format.c index 35edf470efc8..47c56f6dd872 100644 --- a/fs/xfs/libxfs/xfs_da_format.c +++ b/fs/xfs/libxfs/xfs_da_format.c @@ -123,34 +123,6 @@ xfs_dir3_data_bestfree_p(struct xfs_dir2_data_hdr *hdr) return ((struct xfs_dir3_data_hdr *)hdr)->best_free; } -static struct xfs_dir2_data_entry * -xfs_dir2_data_entry_p(struct xfs_dir2_data_hdr *hdr) -{ - return (struct xfs_dir2_data_entry *) - ((char *)hdr + sizeof(struct xfs_dir2_data_hdr)); -} - -static struct xfs_dir2_data_unused * -xfs_dir2_data_unused_p(struct xfs_dir2_data_hdr *hdr) -{ - return (struct xfs_dir2_data_unused *) - ((char *)hdr + sizeof(struct xfs_dir2_data_hdr)); -} - -static struct xfs_dir2_data_entry * -xfs_dir3_data_entry_p(struct xfs_dir2_data_hdr *hdr) -{ - return (struct xfs_dir2_data_entry *) - ((char *)hdr + sizeof(struct xfs_dir3_data_hdr)); -} - -static struct xfs_dir2_data_unused * -xfs_dir3_data_unused_p(struct xfs_dir2_data_hdr *hdr) -{ - return (struct xfs_dir2_data_unused *) - ((char *)hdr + sizeof(struct xfs_dir3_data_hdr)); -} - static const struct xfs_dir_ops xfs_dir2_ops = { .data_entsize = xfs_dir2_data_entsize, .data_get_ftype = xfs_dir2_data_get_ftype, @@ -165,9 +137,6 @@ static const struct xfs_dir_ops xfs_dir2_ops = { XFS_DIR2_DATA_ENTSIZE(1) + XFS_DIR2_DATA_ENTSIZE(2), .data_entry_offset = sizeof(struct xfs_dir2_data_hdr), - - .data_entry_p = xfs_dir2_data_entry_p, - .data_unused_p = xfs_dir2_data_unused_p, }; static const struct xfs_dir_ops xfs_dir2_ftype_ops = { @@ -184,9 +153,6 @@ static const struct xfs_dir_ops xfs_dir2_ftype_ops = { XFS_DIR3_DATA_ENTSIZE(1) + XFS_DIR3_DATA_ENTSIZE(2), .data_entry_offset = sizeof(struct xfs_dir2_data_hdr), - - .data_entry_p = xfs_dir2_data_entry_p, - .data_unused_p = xfs_dir2_data_unused_p, }; static const struct xfs_dir_ops xfs_dir3_ops = { @@ -203,9 +169,6 @@ static const struct xfs_dir_ops xfs_dir3_ops = { XFS_DIR3_DATA_ENTSIZE(1) + XFS_DIR3_DATA_ENTSIZE(2), .data_entry_offset = sizeof(struct xfs_dir3_data_hdr), - - .data_entry_p = xfs_dir3_data_entry_p, - .data_unused_p = xfs_dir3_data_unused_p, }; /* diff --git a/fs/xfs/libxfs/xfs_dir2.h b/fs/xfs/libxfs/xfs_dir2.h index 20417c42ca6f..e9de15e62630 100644 --- a/fs/xfs/libxfs/xfs_dir2.h +++ b/fs/xfs/libxfs/xfs_dir2.h @@ -44,11 +44,6 @@ struct xfs_dir_ops { xfs_dir2_data_aoff_t data_dotdot_offset; xfs_dir2_data_aoff_t data_first_offset; size_t data_entry_offset; - - struct xfs_dir2_data_entry * - (*data_entry_p)(struct xfs_dir2_data_hdr *hdr); - struct xfs_dir2_data_unused * - (*data_unused_p)(struct xfs_dir2_data_hdr *hdr); }; extern const struct xfs_dir_ops * diff --git a/fs/xfs/libxfs/xfs_dir2_block.c b/fs/xfs/libxfs/xfs_dir2_block.c index 34e0cdf03950..b32beb71b7b2 100644 --- a/fs/xfs/libxfs/xfs_dir2_block.c +++ b/fs/xfs/libxfs/xfs_dir2_block.c @@ -1122,7 +1122,7 @@ xfs_dir2_sf_to_block( * The whole thing is initialized to free by the init routine. * Say we're using the leaf and tail area. */ - dup = dp->d_ops->data_unused_p(hdr); + dup = (void *)hdr + dp->d_ops->data_entry_offset; needlog = needscan = 0; error = xfs_dir2_data_use_free(args, bp, dup, args->geo->blksize - i, i, &needlog, &needscan); diff --git a/fs/xfs/libxfs/xfs_dir2_data.c b/fs/xfs/libxfs/xfs_dir2_data.c index 2c79be4c3153..edb3fe5c9174 100644 --- a/fs/xfs/libxfs/xfs_dir2_data.c +++ b/fs/xfs/libxfs/xfs_dir2_data.c @@ -71,7 +71,7 @@ __xfs_dir3_data_check( return __this_address; hdr = bp->b_addr; - p = (char *)ops->data_entry_p(hdr); + p = (char *)hdr + ops->data_entry_offset; switch (hdr->magic) { case cpu_to_be32(XFS_DIR3_BLOCK_MAGIC): @@ -587,7 +587,7 @@ xfs_dir2_data_freescan_int( /* * Set up pointers. */ - p = (char *)ops->data_entry_p(hdr); + p = (char *)hdr + ops->data_entry_offset; endp = xfs_dir3_data_endp(geo, hdr); /* * Loop over the block's entries. @@ -685,7 +685,7 @@ xfs_dir3_data_init( /* * Set up an unused entry for the block's body. */ - dup = dp->d_ops->data_unused_p(hdr); + dup = (void *)hdr + dp->d_ops->data_entry_offset; dup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG); t = args->geo->blksize - (uint)dp->d_ops->data_entry_offset; diff --git a/fs/xfs/libxfs/xfs_dir2_sf.c b/fs/xfs/libxfs/xfs_dir2_sf.c index 10199261c94c..b2c6c492b09d 100644 --- a/fs/xfs/libxfs/xfs_dir2_sf.c +++ b/fs/xfs/libxfs/xfs_dir2_sf.c @@ -296,7 +296,7 @@ xfs_dir2_block_to_sf( /* * Set up to loop over the block's entries. */ - ptr = (char *)dp->d_ops->data_entry_p(hdr); + ptr = (char *)hdr + dp->d_ops->data_entry_offset; endptr = xfs_dir3_data_endp(args->geo, hdr); sfep = xfs_dir2_sf_firstentry(sfp); /* diff --git a/fs/xfs/scrub/dir.c b/fs/xfs/scrub/dir.c index dfaa0fca617e..8d6ecfe09611 100644 --- a/fs/xfs/scrub/dir.c +++ b/fs/xfs/scrub/dir.c @@ -241,7 +241,7 @@ xchk_dir_rec( dent = (struct xfs_dir2_data_entry *)(((char *)bp->b_addr) + off); /* Make sure we got a real directory entry. */ - p = (char *)mp->m_dir_inode_ops->data_entry_p(bp->b_addr); + p = bp->b_addr + mp->m_dir_inode_ops->data_entry_offset; endp = xfs_dir3_data_endp(mp->m_dir_geo, bp->b_addr); if (!endp) { xchk_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); @@ -391,7 +391,7 @@ xchk_directory_data_bestfree( } /* Make sure the bestfrees are actually the best free spaces. */ - ptr = (char *)d_ops->data_entry_p(bp->b_addr); + ptr = bp->b_addr + d_ops->data_entry_offset; endptr = xfs_dir3_data_endp(mp->m_dir_geo, bp->b_addr); /* Iterate the entries, stopping when we hit or go past the end. */ diff --git a/fs/xfs/xfs_dir2_readdir.c b/fs/xfs/xfs_dir2_readdir.c index e18045465455..04f8c2451b93 100644 --- a/fs/xfs/xfs_dir2_readdir.c +++ b/fs/xfs/xfs_dir2_readdir.c @@ -176,7 +176,7 @@ xfs_dir2_block_getdents( /* * Set up values for the loop. */ - ptr = (char *)dp->d_ops->data_entry_p(hdr); + ptr = (char *)hdr + dp->d_ops->data_entry_offset; endptr = xfs_dir3_data_endp(geo, hdr); /* @@ -410,7 +410,7 @@ xfs_dir2_leaf_getdents( /* * Find our position in the block. */ - ptr = (char *)dp->d_ops->data_entry_p(hdr); + ptr = (char *)hdr + dp->d_ops->data_entry_offset; byteoff = xfs_dir2_byte_to_off(geo, curoff); /* * Skip past the header.
Replace the users of the ->data_entry_entry_p dir ops method with a direct calculation using ->data_entry_offset. Signed-off-by: Christoph Hellwig <hch@lst.de> --- fs/xfs/libxfs/xfs_da_format.c | 37 ---------------------------------- fs/xfs/libxfs/xfs_dir2.h | 5 ----- fs/xfs/libxfs/xfs_dir2_block.c | 2 +- fs/xfs/libxfs/xfs_dir2_data.c | 6 +++--- fs/xfs/libxfs/xfs_dir2_sf.c | 2 +- fs/xfs/scrub/dir.c | 4 ++-- fs/xfs/xfs_dir2_readdir.c | 4 ++-- 7 files changed, 9 insertions(+), 51 deletions(-)