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From: Bart Van Assche <bvanassche@acm.org>
To: "Martin K . Petersen" <martin.petersen@oracle.com>
Cc: linux-scsi@vger.kernel.org, Bart Van Assche <bvanassche@acm.org>
Subject: [PATCH 00/44] Remove the SCSI pointer from struct scsi_cmnd
Date: Fri, 28 Jan 2022 14:18:25 -0800	[thread overview]
Message-ID: <20220128221909.8141-1-bvanassche@acm.org> (raw)

Hi Martin,

The size of struct scsi_cmnd matters for embedded devices. One of the
largest members of that structure is the SCSI pointer. That structure is
only relevant for SCSI-II drivers but not for modern SCSI drivers. Hence
this patch series that removes the SCSI pointer from struct scsi_cmnd.
Please consider this patch series for kernel v5.18.

Thanks,

Bart.

Bart Van Assche (44):
  ips: Use true and false instead of TRUE and FALSE
  nsp_cs: Use true and false instead of TRUE and FALSE
  scsi: Remove drivers/scsi/scsi.h
  NCR5380: Remove the NCR5380_CMD_SIZE macro
  NCR5380: Move the SCSI pointer to private command data
  scsi: arm: Rename arm/scsi.h into arm/arm_scsi.h
  scsi: arm: Move the SCSI pointer to private command data
  53c700: Stop clearing SCSI pointer fields
  aacraid: Move the SCSI pointer to private command data
  advansys: Move the SCSI pointer to private command data
  aha1542: Remove a set-but-not-used array
  aha152x: Move the SCSI pointer to private command data
  bfa: Stop using the SCSI pointer
  csio: Stop using the SCSI pointer
  dc395x: Stop using the SCSI pointer
  esp_scsi: Stop using the SCSI pointer
  fdomain: Move the SCSI pointer to private command data
  fnic: Fix a tracing statement
  fnic: Stop using the SCSI pointer
  hptiop: Stop using the SCSI pointer
  imm: Move the SCSI pointer to private command data
  iscsi: Stop using the SCSI pointer
  initio: Stop using the SCSI pointer
  libfc: Stop using the SCSI pointer
  mac53c94: Fix a set-but-not-used compiler warning
  mac53c94: Move the SCSI pointer to private command data
  megaraid: Stop using the SCSI pointer
  megasas: Stop using the SCSI pointer
  mesh: Move the SCSI pointer to private command data
  mvsas: Fix a set-but-not-used warning
  mvumi: Stop using the SCSI pointer
  nsp32: Stop using the SCSI pointer
  nsp_cs: Move the SCSI pointer to private command data
  sym53c500_cs: Move the SCSI pointer to private command data
  ppa: Move the SCSI pointer to private command data
  qla1280: Move the SCSI pointer to private command data
  qla2xxx: Stop using the SCSI pointer
  smartpqi: Stop using the SCSI pointer
  sym53c8xx_2: Move the SCSI pointer to private command data
  scsi: usb: Stop using the SCSI pointer
  wd719x: Stop using the SCSI pointer
  wdc33c93: Move the SCSI pointer to private command data
  zalon: Stop using the SCSI pointer
  scsi: core: Remove struct scsi_pointer from struct scsi_cmnd

 drivers/infiniband/ulp/iser/iscsi_iser.c    |   1 +
 drivers/scsi/53c700.c                       |   2 -
 drivers/scsi/NCR5380.c                      |  83 +++---
 drivers/scsi/NCR5380.h                      |   8 +-
 drivers/scsi/a2091.c                        |  25 +-
 drivers/scsi/a3000.c                        |  25 +-
 drivers/scsi/aacraid/aachba.c               |  43 +--
 drivers/scsi/aacraid/aacraid.h              |  24 +-
 drivers/scsi/aacraid/comminit.c             |   2 +-
 drivers/scsi/aacraid/linit.c                |  21 +-
 drivers/scsi/advansys.c                     |  22 +-
 drivers/scsi/aha152x.c                      | 268 ++++++++++--------
 drivers/scsi/aha1542.c                      |   3 +-
 drivers/scsi/aha1740.c                      |   6 +-
 drivers/scsi/arm/acornscsi.c                |  28 +-
 drivers/scsi/arm/{scsi.h => arm_scsi.h}     |  37 ++-
 drivers/scsi/arm/arxescsi.c                 |   6 +-
 drivers/scsi/arm/cumana_1.c                 |   2 +-
 drivers/scsi/arm/cumana_2.c                 |   8 +-
 drivers/scsi/arm/eesox.c                    |   8 +-
 drivers/scsi/arm/fas216.c                   |  36 ++-
 drivers/scsi/arm/fas216.h                   |   1 +
 drivers/scsi/arm/oak.c                      |   2 +-
 drivers/scsi/arm/powertec.c                 |   8 +-
 drivers/scsi/arm/queue.c                    |   6 +-
 drivers/scsi/atari_scsi.c                   |   8 +-
 drivers/scsi/be2iscsi/be_main.c             |   3 +-
 drivers/scsi/bfa/bfad_im.c                  |  27 +-
 drivers/scsi/bfa/bfad_im.h                  |  16 ++
 drivers/scsi/bnx2fc/bnx2fc.h                |  10 +-
 drivers/scsi/bnx2fc/bnx2fc_fcoe.c           |   1 +
 drivers/scsi/bnx2fc/bnx2fc_io.c             |  20 +-
 drivers/scsi/bnx2i/bnx2i_iscsi.c            |   1 +
 drivers/scsi/csiostor/csio_scsi.c           |  20 +-
 drivers/scsi/csiostor/csio_scsi.h           |  10 +
 drivers/scsi/cxgbi/cxgb3i/cxgb3i.c          |   1 +
 drivers/scsi/cxgbi/cxgb4i/cxgb4i.c          |   1 +
 drivers/scsi/dc395x.c                       |   3 -
 drivers/scsi/dmx3191d.c                     |   2 +-
 drivers/scsi/esp_scsi.c                     |   1 +
 drivers/scsi/esp_scsi.h                     |   3 +-
 drivers/scsi/fcoe/fcoe.c                    |   1 +
 drivers/scsi/fdomain.c                      |  70 +++--
 drivers/scsi/fnic/fnic.h                    |  28 +-
 drivers/scsi/fnic/fnic_main.c               |   1 +
 drivers/scsi/fnic/fnic_scsi.c               | 289 ++++++++++----------
 drivers/scsi/g_NCR5380.c                    |   7 +-
 drivers/scsi/gvp11.c                        |  25 +-
 drivers/scsi/hptiop.c                       |   1 +
 drivers/scsi/hptiop.h                       |   4 +-
 drivers/scsi/imm.c                          |  88 +++---
 drivers/scsi/imm.h                          |  11 +
 drivers/scsi/initio.c                       |  14 +-
 drivers/scsi/initio.h                       |   9 +
 drivers/scsi/ips.c                          |  50 ++--
 drivers/scsi/iscsi_tcp.c                    |   1 +
 drivers/scsi/libfc/fc_fcp.c                 |  26 +-
 drivers/scsi/libiscsi.c                     |  22 +-
 drivers/scsi/mac53c94.c                     |  27 +-
 drivers/scsi/mac53c94.h                     |  11 +
 drivers/scsi/mac_scsi.c                     |   8 +-
 drivers/scsi/megaraid.c                     |  21 +-
 drivers/scsi/megaraid.h                     |  15 +-
 drivers/scsi/megaraid/megaraid_sas.h        |  12 +
 drivers/scsi/megaraid/megaraid_sas_base.c   |   8 +-
 drivers/scsi/megaraid/megaraid_sas_fusion.c |  15 +-
 drivers/scsi/mesh.c                         |  20 +-
 drivers/scsi/mesh.h                         |  11 +
 drivers/scsi/mvme147.c                      |  16 +-
 drivers/scsi/mvsas/mv_init.c                |   7 +-
 drivers/scsi/mvumi.c                        |   9 +-
 drivers/scsi/mvumi.h                        |   9 +
 drivers/scsi/ncr53c8xx.c                    |  22 +-
 drivers/scsi/ncr53c8xx.h                    |   6 +
 drivers/scsi/nsp32.c                        |  21 +-
 drivers/scsi/nsp32.h                        |   9 +
 drivers/scsi/pcmcia/aha152x_stub.c          |  10 +-
 drivers/scsi/pcmcia/nsp_cs.c                | 252 +++++++++--------
 drivers/scsi/pcmcia/nsp_cs.h                |   8 +-
 drivers/scsi/pcmcia/nsp_debug.c             |   2 +-
 drivers/scsi/pcmcia/qlogic_stub.c           |  10 +-
 drivers/scsi/pcmcia/sym53c500_cs.c          |  53 ++--
 drivers/scsi/ppa.c                          |  81 +++---
 drivers/scsi/qedf/qedf.h                    |  11 +-
 drivers/scsi/qedf/qedf_io.c                 |  16 +-
 drivers/scsi/qedf/qedf_main.c               |   3 +-
 drivers/scsi/qedi/qedi_fw.c                 |   2 +-
 drivers/scsi/qedi/qedi_iscsi.c              |   1 +
 drivers/scsi/qla1280.c                      |  15 +-
 drivers/scsi/qla1280.h                      |   3 +-
 drivers/scsi/qla2xxx/qla_def.h              |   2 -
 drivers/scsi/qla2xxx/qla_os.c               |  13 +-
 drivers/scsi/qla4xxx/ql4_def.h              |  13 +-
 drivers/scsi/qla4xxx/ql4_os.c               |  13 +-
 drivers/scsi/qlogicfas.c                    |   6 +-
 drivers/scsi/qlogicfas408.c                 |   6 +-
 drivers/scsi/scsi.h                         |  46 ----
 drivers/scsi/sg.c                           |   8 +-
 drivers/scsi/sgiwd93.c                      |  24 +-
 drivers/scsi/smartpqi/smartpqi_init.c       |  14 +-
 drivers/scsi/sun3_scsi.c                    |   5 +-
 drivers/scsi/sym53c8xx_2/sym_glue.c         |   5 +-
 drivers/scsi/wd33c93.c                      | 119 ++++----
 drivers/scsi/wd33c93.h                      |  10 +
 drivers/scsi/wd719x.c                       |  12 +-
 drivers/scsi/wd719x.h                       |   1 +
 drivers/scsi/zalon.c                        |   1 +
 drivers/usb/image/microtek.c                |   8 +-
 drivers/usb/storage/debug.c                 |   1 -
 drivers/usb/storage/uas.c                   |  41 ++-
 include/scsi/libfc.h                        |  11 +
 include/scsi/libiscsi.h                     |  12 +
 include/scsi/scsi_cmnd.h                    |  14 +-
 113 files changed, 1501 insertions(+), 1047 deletions(-)
 rename drivers/scsi/arm/{scsi.h => arm_scsi.h} (75%)
 delete mode 100644 drivers/scsi/scsi.h


             reply	other threads:[~2022-01-28 22:20 UTC|newest]

Thread overview: 94+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-28 22:18 Bart Van Assche [this message]
2022-01-28 22:18 ` [PATCH 01/44] ips: Use true and false instead of TRUE and FALSE Bart Van Assche
2022-01-31  9:53   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 02/44] nsp_cs: " Bart Van Assche
2022-01-31  9:55   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 03/44] scsi: Remove drivers/scsi/scsi.h Bart Van Assche
2022-01-31 12:53   ` Greg Kroah-Hartman
2022-01-28 22:18 ` [PATCH 04/44] NCR5380: Remove the NCR5380_CMD_SIZE macro Bart Van Assche
2022-01-31  9:58   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 05/44] NCR5380: Move the SCSI pointer to private command data Bart Van Assche
2022-01-31 10:04   ` Johannes Thumshirn
2022-01-31 22:39   ` Finn Thain
2022-01-31 23:36     ` Bart Van Assche
2022-02-01  0:11       ` Finn Thain
2022-01-28 22:18 ` [PATCH 06/44] scsi: arm: Rename arm/scsi.h into arm/arm_scsi.h Bart Van Assche
2022-01-31 10:09   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 07/44] scsi: arm: Move the SCSI pointer to private command data Bart Van Assche
2022-01-28 22:18 ` [PATCH 08/44] 53c700: Stop clearing SCSI pointer fields Bart Van Assche
2022-01-31 10:15   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 09/44] aacraid: Move the SCSI pointer to private command data Bart Van Assche
2022-01-28 22:18 ` [PATCH 10/44] advansys: " Bart Van Assche
2022-01-31 10:23   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 11/44] aha1542: Remove a set-but-not-used array Bart Van Assche
2022-01-31 10:25   ` Johannes Thumshirn
2022-01-31 17:13     ` Bart Van Assche
2022-01-28 22:18 ` [PATCH 12/44] aha152x: Move the SCSI pointer to private command data Bart Van Assche
2022-01-31 10:32   ` Johannes Thumshirn
2022-01-31 17:16     ` Bart Van Assche
2022-01-28 22:18 ` [PATCH 13/44] bfa: Stop using the SCSI pointer Bart Van Assche
2022-01-31 10:39   ` Johannes Thumshirn
2022-01-31 17:19     ` Bart Van Assche
2022-02-01  9:16       ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 14/44] csio: " Bart Van Assche
2022-01-31 10:41   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 15/44] dc395x: " Bart Van Assche
2022-01-31 10:42   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 16/44] esp_scsi: " Bart Van Assche
2022-01-31 10:43   ` Johannes Thumshirn
2022-01-31 22:46   ` Finn Thain
2022-02-01 21:20     ` Bart Van Assche
2022-01-28 22:18 ` [PATCH 17/44] fdomain: Move the SCSI pointer to private command data Bart Van Assche
2022-01-31 10:44   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 18/44] fnic: Fix a tracing statement Bart Van Assche
2022-01-28 22:18 ` [PATCH 19/44] fnic: Stop using the SCSI pointer Bart Van Assche
2022-01-31 11:01   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 20/44] hptiop: " Bart Van Assche
2022-01-31 11:03   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 21/44] imm: Move the SCSI pointer to private command data Bart Van Assche
2022-01-31 11:17   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 22/44] iscsi: Stop using the SCSI pointer Bart Van Assche
2022-01-28 22:18 ` [PATCH 23/44] initio: " Bart Van Assche
2022-01-31 11:19   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 24/44] libfc: " Bart Van Assche
2022-01-28 22:18 ` [PATCH 25/44] mac53c94: Fix a set-but-not-used compiler warning Bart Van Assche
2022-01-31 11:21   ` Johannes Thumshirn
2022-01-31 17:22     ` Bart Van Assche
2022-01-28 22:18 ` [PATCH 26/44] mac53c94: Move the SCSI pointer to private command data Bart Van Assche
2022-01-31 11:22   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 27/44] megaraid: Stop using the SCSI pointer Bart Van Assche
2022-01-31 11:27   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 28/44] megasas: " Bart Van Assche
2022-01-31 11:28   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 29/44] mesh: Move the SCSI pointer to private command data Bart Van Assche
2022-01-31 11:31   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 30/44] mvsas: Fix a set-but-not-used warning Bart Van Assche
2022-01-31 11:33   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 31/44] mvumi: Stop using the SCSI pointer Bart Van Assche
2022-01-31 11:34   ` Johannes Thumshirn
2022-01-28 22:18 ` [PATCH 32/44] nsp32: " Bart Van Assche
2022-01-31  2:53   ` Masanori Goto
2022-01-31 17:28     ` Bart Van Assche
2022-01-28 22:18 ` [PATCH 33/44] nsp_cs: Move the SCSI pointer to private command data Bart Van Assche
2022-01-28 22:18 ` [PATCH 34/44] sym53c500_cs: " Bart Van Assche
2022-01-31 11:37   ` Johannes Thumshirn
2022-01-28 22:19 ` [PATCH 35/44] ppa: " Bart Van Assche
2022-01-31 11:38   ` Johannes Thumshirn
2022-01-28 22:19 ` [PATCH 36/44] qla1280: " Bart Van Assche
2022-01-31 11:39   ` Johannes Thumshirn
2022-01-28 22:19 ` [PATCH 37/44] qla2xxx: Stop using the SCSI pointer Bart Van Assche
2022-01-28 22:19 ` [PATCH 38/44] smartpqi: " Bart Van Assche
2022-01-31 11:41   ` Johannes Thumshirn
2022-01-28 22:19 ` [PATCH 39/44] sym53c8xx_2: Move the SCSI pointer to private command data Bart Van Assche
2022-01-31 11:42   ` Johannes Thumshirn
2022-01-28 22:19 ` [PATCH 40/44] scsi: usb: Stop using the SCSI pointer Bart Van Assche
2022-01-31 11:43   ` Johannes Thumshirn
2022-01-31 12:53   ` Greg Kroah-Hartman
2022-02-02  8:14   ` Oliver Neukum
2022-01-28 22:19 ` [PATCH 41/44] wd719x: " Bart Van Assche
2022-01-31 11:44   ` Johannes Thumshirn
2022-01-28 22:19 ` [PATCH 42/44] wdc33c93: Move the SCSI pointer to private command data Bart Van Assche
2022-01-28 22:19 ` [PATCH 43/44] zalon: Stop using the SCSI pointer Bart Van Assche
2022-01-31 11:46   ` Johannes Thumshirn
2022-01-28 22:19 ` [PATCH 44/44] scsi: core: Remove struct scsi_pointer from struct scsi_cmnd Bart Van Assche
2022-01-31 11:47   ` Johannes Thumshirn

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