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xfs: introduce new v5 bulkstat structure

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Introduce a new version of the in-core bulkstat structure that supports
our new v5 format features.  This structure also fills the gaps in the
previous structure.  We leave wiring up the ioctls for the next patch.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Allison Collins <allison.henderson@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
This commit is contained in:
Darrick J. Wong
2019-07-03 20:36:26 -07:00
parent 8bfe9d1810
commit 7035f9724f
9 changed files with 125 additions and 30 deletions
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10
fs/xfs/xfs_ioctl32.c
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@@ -166,10 +166,14 @@ xfs_bstime_store_compat(
/* Return 0 on success or positive error (to xfs_bulkstat()) */
STATIC int
xfs_fsbulkstat_one_fmt_compat(
struct xfs_ibulk *breq,
const struct xfs_bstat *buffer)
struct xfs_ibulk *breq,
const struct xfs_bulkstat *bstat)
{
struct compat_xfs_bstat __user *p32 = breq->ubuffer;
struct compat_xfs_bstat __user *p32 = breq->ubuffer;
struct xfs_bstat bs1;
struct xfs_bstat *buffer = &bs1;
xfs_bulkstat_to_bstat(breq->mp, &bs1, bstat);
if (put_user(buffer->bs_ino, &p32->bs_ino) ||
put_user(buffer->bs_mode, &p32->bs_mode) ||