Message ID | 20200223020611.1802-19-allison.henderson@oracle.com (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
Series | xfs: Delayed Ready Attrs | expand |
On Sun, Feb 23, 2020 at 4:07 AM Allison Collins <allison.henderson@oracle.com> wrote: > > This patch adds two new helper functions xfs_attr_store_rmt_blk and > xfs_attr_restore_rmt_blk. These two helpers assist to remove redunant code Typo: redunant > associated with storing and retrieving remote blocks during the attr set operations. > > Signed-off-by: Allison Collins <allison.henderson@oracle.com> > --- > fs/xfs/libxfs/xfs_attr.c | 48 ++++++++++++++++++++++++++++-------------------- > 1 file changed, 28 insertions(+), 20 deletions(-) > > diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c > index b9728d1..f88be36 100644 > --- a/fs/xfs/libxfs/xfs_attr.c > +++ b/fs/xfs/libxfs/xfs_attr.c > @@ -786,6 +786,30 @@ xfs_attr_shortform_addname(xfs_da_args_t *args) > * External routines when attribute list is one block > *========================================================================*/ > > +/* Store info about a remote block */ > +STATIC void > +xfs_attr_store_rmt_blk( > + struct xfs_da_args *args) > +{ > + args->blkno2 = args->blkno; > + args->index2 = args->index; > + args->rmtblkno2 = args->rmtblkno; > + args->rmtblkcnt2 = args->rmtblkcnt; > + args->rmtvaluelen2 = args->rmtvaluelen; > +} > + > +/* Set stored info about a remote block */ > +STATIC void > +xfs_attr_restore_rmt_blk( > + struct xfs_da_args *args) > +{ > + args->blkno = args->blkno2; > + args->index = args->index2; > + args->rmtblkno = args->rmtblkno2; > + args->rmtblkcnt = args->rmtblkcnt2; > + args->rmtvaluelen = args->rmtvaluelen2; > +} > + > /* > * Tries to add an attribute to an inode in leaf form > * > @@ -824,11 +848,7 @@ xfs_attr_leaf_try_add( > > /* save the attribute state for later removal*/ > args->op_flags |= XFS_DA_OP_RENAME; /* an atomic rename */ > - args->blkno2 = args->blkno; /* set 2nd entry info*/ > - args->index2 = args->index; > - args->rmtblkno2 = args->rmtblkno; > - args->rmtblkcnt2 = args->rmtblkcnt; > - args->rmtvaluelen2 = args->rmtvaluelen; > + xfs_attr_store_rmt_blk(args); I believe the common naming pattern in the kernel for the helper to match with xx_restore of state is xxx_save (and not xxx_store). Otherwise, cleanup looks good and doesn't change logic. Reviewed-by: Amir Goldstein <amir73il@gmail.com> Thanks, Amir.
On Sunday, February 23, 2020 7:36 AM Allison Collins wrote: > This patch adds two new helper functions xfs_attr_store_rmt_blk and > xfs_attr_restore_rmt_blk. These two helpers assist to remove redunant code > associated with storing and retrieving remote blocks during the attr set operations. > The changes look good to me, Reviewed-by: Chandan Rajendra <chandanrlinux@gmail.com> > Signed-off-by: Allison Collins <allison.henderson@oracle.com> > --- > fs/xfs/libxfs/xfs_attr.c | 48 ++++++++++++++++++++++++++++-------------------- > 1 file changed, 28 insertions(+), 20 deletions(-) > > diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c > index b9728d1..f88be36 100644 > --- a/fs/xfs/libxfs/xfs_attr.c > +++ b/fs/xfs/libxfs/xfs_attr.c > @@ -786,6 +786,30 @@ xfs_attr_shortform_addname(xfs_da_args_t *args) > * External routines when attribute list is one block > *========================================================================*/ > > +/* Store info about a remote block */ > +STATIC void > +xfs_attr_store_rmt_blk( > + struct xfs_da_args *args) > +{ > + args->blkno2 = args->blkno; > + args->index2 = args->index; > + args->rmtblkno2 = args->rmtblkno; > + args->rmtblkcnt2 = args->rmtblkcnt; > + args->rmtvaluelen2 = args->rmtvaluelen; > +} > + > +/* Set stored info about a remote block */ > +STATIC void > +xfs_attr_restore_rmt_blk( > + struct xfs_da_args *args) > +{ > + args->blkno = args->blkno2; > + args->index = args->index2; > + args->rmtblkno = args->rmtblkno2; > + args->rmtblkcnt = args->rmtblkcnt2; > + args->rmtvaluelen = args->rmtvaluelen2; > +} > + > /* > * Tries to add an attribute to an inode in leaf form > * > @@ -824,11 +848,7 @@ xfs_attr_leaf_try_add( > > /* save the attribute state for later removal*/ > args->op_flags |= XFS_DA_OP_RENAME; /* an atomic rename */ > - args->blkno2 = args->blkno; /* set 2nd entry info*/ > - args->index2 = args->index; > - args->rmtblkno2 = args->rmtblkno; > - args->rmtblkcnt2 = args->rmtblkcnt; > - args->rmtvaluelen2 = args->rmtvaluelen; > + xfs_attr_store_rmt_blk(args); > > /* > * clear the remote attr state now that it is saved so that the > @@ -939,11 +959,7 @@ xfs_attr_leaf_addname( > * Dismantle the "old" attribute/value pair by removing > * a "remote" value (if it exists). > */ > - args->index = args->index2; > - args->blkno = args->blkno2; > - args->rmtblkno = args->rmtblkno2; > - args->rmtblkcnt = args->rmtblkcnt2; > - args->rmtvaluelen = args->rmtvaluelen2; > + xfs_attr_restore_rmt_blk(args); > > args->dac.dela_state = XFS_DAS_FLIP_LFLAG; > return -EAGAIN; > @@ -1189,11 +1205,7 @@ xfs_attr_node_addname( > > /* save the attribute state for later removal*/ > args->op_flags |= XFS_DA_OP_RENAME; /* atomic rename op */ > - args->blkno2 = args->blkno; /* set 2nd entry info*/ > - args->index2 = args->index; > - args->rmtblkno2 = args->rmtblkno; > - args->rmtblkcnt2 = args->rmtblkcnt; > - args->rmtvaluelen2 = args->rmtvaluelen; > + xfs_attr_store_rmt_blk(args); > > /* > * clear the remote attr state now that it is saved so that the > @@ -1306,11 +1318,7 @@ xfs_attr_node_addname( > * Dismantle the "old" attribute/value pair by removing > * a "remote" value (if it exists). > */ > - args->index = args->index2; > - args->blkno = args->blkno2; > - args->rmtblkno = args->rmtblkno2; > - args->rmtblkcnt = args->rmtblkcnt2; > - args->rmtvaluelen = args->rmtvaluelen2; > + xfs_attr_restore_rmt_blk(args); > > /* > * Commit the flag value change and start the next trans in >
diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c index b9728d1..f88be36 100644 --- a/fs/xfs/libxfs/xfs_attr.c +++ b/fs/xfs/libxfs/xfs_attr.c @@ -786,6 +786,30 @@ xfs_attr_shortform_addname(xfs_da_args_t *args) * External routines when attribute list is one block *========================================================================*/ +/* Store info about a remote block */ +STATIC void +xfs_attr_store_rmt_blk( + struct xfs_da_args *args) +{ + args->blkno2 = args->blkno; + args->index2 = args->index; + args->rmtblkno2 = args->rmtblkno; + args->rmtblkcnt2 = args->rmtblkcnt; + args->rmtvaluelen2 = args->rmtvaluelen; +} + +/* Set stored info about a remote block */ +STATIC void +xfs_attr_restore_rmt_blk( + struct xfs_da_args *args) +{ + args->blkno = args->blkno2; + args->index = args->index2; + args->rmtblkno = args->rmtblkno2; + args->rmtblkcnt = args->rmtblkcnt2; + args->rmtvaluelen = args->rmtvaluelen2; +} + /* * Tries to add an attribute to an inode in leaf form * @@ -824,11 +848,7 @@ xfs_attr_leaf_try_add( /* save the attribute state for later removal*/ args->op_flags |= XFS_DA_OP_RENAME; /* an atomic rename */ - args->blkno2 = args->blkno; /* set 2nd entry info*/ - args->index2 = args->index; - args->rmtblkno2 = args->rmtblkno; - args->rmtblkcnt2 = args->rmtblkcnt; - args->rmtvaluelen2 = args->rmtvaluelen; + xfs_attr_store_rmt_blk(args); /* * clear the remote attr state now that it is saved so that the @@ -939,11 +959,7 @@ xfs_attr_leaf_addname( * Dismantle the "old" attribute/value pair by removing * a "remote" value (if it exists). */ - args->index = args->index2; - args->blkno = args->blkno2; - args->rmtblkno = args->rmtblkno2; - args->rmtblkcnt = args->rmtblkcnt2; - args->rmtvaluelen = args->rmtvaluelen2; + xfs_attr_restore_rmt_blk(args); args->dac.dela_state = XFS_DAS_FLIP_LFLAG; return -EAGAIN; @@ -1189,11 +1205,7 @@ xfs_attr_node_addname( /* save the attribute state for later removal*/ args->op_flags |= XFS_DA_OP_RENAME; /* atomic rename op */ - args->blkno2 = args->blkno; /* set 2nd entry info*/ - args->index2 = args->index; - args->rmtblkno2 = args->rmtblkno; - args->rmtblkcnt2 = args->rmtblkcnt; - args->rmtvaluelen2 = args->rmtvaluelen; + xfs_attr_store_rmt_blk(args); /* * clear the remote attr state now that it is saved so that the @@ -1306,11 +1318,7 @@ xfs_attr_node_addname( * Dismantle the "old" attribute/value pair by removing * a "remote" value (if it exists). */ - args->index = args->index2; - args->blkno = args->blkno2; - args->rmtblkno = args->rmtblkno2; - args->rmtblkcnt = args->rmtblkcnt2; - args->rmtvaluelen = args->rmtvaluelen2; + xfs_attr_restore_rmt_blk(args); /* * Commit the flag value change and start the next trans in
This patch adds two new helper functions xfs_attr_store_rmt_blk and xfs_attr_restore_rmt_blk. These two helpers assist to remove redunant code associated with storing and retrieving remote blocks during the attr set operations. Signed-off-by: Allison Collins <allison.henderson@oracle.com> --- fs/xfs/libxfs/xfs_attr.c | 48 ++++++++++++++++++++++++++++-------------------- 1 file changed, 28 insertions(+), 20 deletions(-)