[v5,00/14] tools/xenstore: rework internal accounting

Message

Jürgen Groß May 8, 2023, 11:47 a.m. UTC

This series reworks the Xenstore internal accounting to use a uniform
generic framework. It is adding some additional useful diagnostic
information, like accounting trace and max. per-domain and global quota
values seen.

Changes in V2:
- added patch 1 (leftover from previous series)
- rebase

Changes in V3:
- addressed comments

Changes in V4:
- fixed patch 3

Changes in V5:
- addressed comments

Juergen Gross (14):
  tools/xenstore: take transaction internal nodes into account for quota
  tools/xenstore: manage per-transaction domain accounting data in an
    array
  tools/xenstore: introduce accounting data array for per-domain values
  tools/xenstore: add framework to commit accounting data on success
    only
  tools/xenstore: use accounting buffering for node accounting
  tools/xenstore: add current connection to domain_memory_add()
    parameters
  tools/xenstore: use accounting data array for per-domain values
  tools/xenstore: add accounting trace support
  tools/xenstore: add TDB access trace support
  tools/xenstore: switch transaction accounting to generic accounting
  tools/xenstore: remember global and per domain max accounting values
  tools/xenstore: use generic accounting for remaining quotas
  tools/xenstore: switch get_optval_int() to get_optval_uint()
  tools/xenstore: switch quota management to be table based

 docs/misc/xenstore.txt                 |   5 +-
 tools/xenstore/xenstored_control.c     |  65 ++--
 tools/xenstore/xenstored_core.c        | 176 +++++-----
 tools/xenstore/xenstored_core.h        |  24 +-
 tools/xenstore/xenstored_domain.c      | 432 ++++++++++++++++++-------
 tools/xenstore/xenstored_domain.h      |  59 +++-
 tools/xenstore/xenstored_transaction.c |  24 +-
 tools/xenstore/xenstored_watch.c       |  15 +-
 8 files changed, 521 insertions(+), 279 deletions(-)