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* fs/hfsplus: Use the enum req_op and blk_opf_t typesBart Van Assche2022-07-144-12/+11
| | | | | | | | | | | | Improve static type checking by using the enum req_op type for variables that represent a request operation and the new blk_opf_t type for variables that represent request flags. Combine the last two hfsplus_submit_bio() arguments into a single argument. Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-55-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* fs/gfs2: Use the enum req_op and blk_opf_t typesBart Van Assche2022-07-145-11/+10
| | | | | | | | | | | | | Improve static type checking by using the enum req_op type for variables that represent a request operation and the new blk_opf_t type for variables that represent request flags. Combine the first two gfs2_submit_bhs() arguments into a single argument. Reviewed-by: Andreas Gruenbacher <agruenba@redhat.com> Cc: Bob Peterson <rpeterso@redhat.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-54-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* fs/f2fs: Use the enum req_op and blk_opf_t typesBart Van Assche2022-07-145-21/+22
| | | | | | | | | | | Improve static type checking by using the enum req_op type for variables that represent a request operation and the new blk_opf_t type for variables that represent request flags. Cc: Jaegeuk Kim <jaegeuk@kernel.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-53-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* fs/ext4: Use the new blk_opf_t typeBart Van Assche2022-07-143-12/+12
| | | | | | | | | | | | Improve static type checking by using the new blk_opf_t type for variables that represent request flags. Cc: Theodore Ts'o <tytso@mit.edu> Cc: Baokun Li <libaokun1@huawei.com> Cc: Ye Bin <yebin10@huawei.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-52-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* fs/btrfs: Use the enum req_op and blk_opf_t typesBart Van Assche2022-07-146-19/+19
| | | | | | | | | | | | Improve static type checking by using the enum req_op type for variables that represent a request operation and the new blk_opf_t type for variables that represent request flags. Acked-by: David Sterba <dsterba@suse.com> Cc: Josef Bacik <josef@toxicpanda.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-51-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* fs/mpage: Use the new blk_opf_t typeBart Van Assche2022-07-141-3/+3
| | | | | | | | | | | | Improve static type checking by using the new blk_opf_t type for the combination of a block layer request with block layer request flags. Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Christoph Hellwig <hch@lst.de> Cc: Matthew Wilcox <willy@infradead.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-50-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* fs/direct-io: Reduce the size of struct dioBart Van Assche2022-07-141-17/+23
| | | | | | | | | | | | | | Reduce the size of struct dio by combining the 'op' and 'op_flags' into the new 'opf' member. Use the new blk_opf_t type to improve static type checking. This patch does not change any functionality. Reviewed-by: Jan Kara <jack@suse.cz> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Christoph Hellwig <hch@lst.de> Cc: Darrick J. Wong <djwong@kernel.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-49-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* fs/buffer: Combine two submit_bh() and ll_rw_block() argumentsBart Van Assche2022-07-1435-90/+88
| | | | | | | | | | | | | | Both submit_bh() and ll_rw_block() accept a request operation type and request flags as their first two arguments. Micro-optimize these two functions by combining these first two arguments into a single argument. This patch does not change the behavior of any of the modified code. Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: Jan Kara <jack@suse.cz> Acked-by: Song Liu <song@kernel.org> (for the md changes) Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-48-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* fs/buffer: Use the new blk_opf_t typeBart Van Assche2022-07-142-14/+16
| | | | | | | | | | | | | | Improve static type checking by using the new blk_opf_t type for block layer request flags. Change WRITE into REQ_OP_WRITE. This patch does not change any functionality since REQ_OP_WRITE == WRITE == 1. Reviewed-by: Jan Kara <jack@suse.cz> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Christoph Hellwig <hch@lst.de> Cc: Matthew Wilcox <willy@infradead.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-47-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* mm: Use the new blk_opf_t typeBart Van Assche2022-07-141-2/+2
| | | | | | | | | | | | | | Improve static type checking by using the new blk_opf_t type for block layer request flags. Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Christoph Hellwig <hch@lst.de> Cc: Jan Kara <jack@suse.cz> Cc: Stefan Roesch <shr@fb.com> Cc: NeilBrown <neilb@suse.de> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-46-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* scsi/target: Use the new blk_opf_t typeBart Van Assche2022-07-141-2/+2
| | | | | | | | | | | | Improve static type checking by using the new blk_opf_t type for variables that represent a request operation combined with request flags. Cc: Mike Christie <michael.christie@oracle.com> Cc: Bodo Stroesser <bostroesser@gmail.com> Cc: Mingzhe Zou <mingzhe.zou@easystack.cn> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-45-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* scsi/ufs: Rename a 'dir' argument into 'op'Bart Van Assche2022-07-141-2/+2
| | | | | | | | | | | Improve consistency of the kernel code by renaming a request operation argument from 'dir' into 'op'. Reviewed-by: Avri Altman <avri.altman@wdc.com> Cc: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-44-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* scsi/device_handlers: Use the new blk_opf_t typeBart Van Assche2022-07-144-6/+6
| | | | | | | | | | | Improve static type checking by using the new blk_opf_t type for variables that represent request flags. Cc: Hannes Reinecke <hare@suse.com> Cc: Martin Wilck <mwilck@suse.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-43-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* scsi/core: Use the new blk_opf_t typeBart Van Assche2022-07-142-4/+4
| | | | | | | | | | | | | | | | Use the new blk_opf_t type for arguments and variables that represent request flags. Use the !! operator in scsi_noretry_cmd() to convert the blk_opf_t type into a boolean. This patch does not change any functionality. Cc: Martin K. Petersen <martin.petersen@oracle.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Ming Lei <ming.lei@redhat.com> Cc: Hannes Reinecke <hare@suse.de> Cc: John Garry <john.garry@huawei.com> Cc: Mike Christie <michael.christie@oracle.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-42-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* scsi/core: Change the return type of scsi_noretry_cmd() into boolBart Van Assche2022-07-142-9/+9
| | | | | | | | | | | | | | | | This patch prepares for introducing the new blk_opf_t type in the SCSI core. Since the value returned by scsi_noretry_cmd() is only used in boolean expressions, this patch does not change any functionality. Cc: Martin K. Petersen <martin.petersen@oracle.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Ming Lei <ming.lei@redhat.com> Cc: Hannes Reinecke <hare@suse.de> Cc: John Garry <john.garry@huawei.com> Cc: Mike Christie <michael.christie@oracle.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-41-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* scsi/core: Improve static type checkingBart Van Assche2022-07-142-5/+5
| | | | | | | | | | | | | | | Improve static type checking by using the new blk_opf_t type for the combination of a request operation and its flags. Cc: Martin K. Petersen <martin.petersen@oracle.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Ming Lei <ming.lei@redhat.com> Cc: Hannes Reinecke <hare@suse.de> Cc: John Garry <john.garry@huawei.com> Cc: Mike Christie <michael.christie@oracle.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-40-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* nvme/target: Use the new blk_opf_t typeBart Van Assche2022-07-142-11/+12
| | | | | | | | | | | | | Improve static type checking by using the new blk_opf_t type for variables that represent a request operation combined with request flags. Rename those variables from 'op' into 'opf'. Cc: Sagi Grimberg <sagi@grimberg.me> Cc: Christoph Hellwig <hch@lst.de> Cc: Chaitanya Kulkarni <kch@nvidia.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-39-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* nvme/host: Use the enum req_op and blk_opf_t typesBart Van Assche2022-07-142-3/+3
| | | | | | | | | | | | | Improve static type checking by using the enum req_op type for variables that represent a request operation and the new blk_opf_t type for variables that represent request flags. Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Cc: Christoph Hellwig <hch@lst.de> Cc: Keith Busch <kbusch@kernel.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-38-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* md/raid5: Use the enum req_op and blk_opf_t typesBart Van Assche2022-07-141-1/+2
| | | | | | | | | | | Improve static type checking by using the enum req_op type for variables that represent a request operation and the new blk_opf_t type for variables that represent request flags. Acked-by: Song Liu <song@kernel.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-37-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* md/raid10: Use the new blk_opf_t typeBart Van Assche2022-07-141-5/+5
| | | | | | | | | | Improve static type checking by using the new blk_opf_t type for variables that represent a request flags. Acked-by: Song Liu <song@kernel.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-36-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* md/raid1: Use the new blk_opf_t typeBart Van Assche2022-07-141-2/+2
| | | | | | | | | | Improve static type checking by using the new blk_opf_t type for variables that represent request flags. Acked-by: Song Liu <song@kernel.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-35-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* md/bcache: Combine two prio_io() argumentsBart Van Assche2022-07-141-5/+4
| | | | | | | | | | | Improve uniformity in the kernel of handling of request operation and flags by passing these as a single argument. Cc: Coly Li <colyli@suse.de> Cc: Mingzhe Zou <mingzhe.zou@easystack.cn> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-34-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* md/bcache: Combine two uuid_io() argumentsBart Van Assche2022-07-141-8/+8
| | | | | | | | | | | Improve uniformity in the kernel of handling of request operation and flags by passing these as a single argument. Cc: Coly Li <colyli@suse.de> Cc: Mingzhe Zou <mingzhe.zou@easystack.cn> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-33-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* md/core: Combine two sync_page_io() argumentsBart Van Assche2022-07-148-30/+29
| | | | | | | | | | Improve uniformity in the kernel of handling of request operation and flags by passing these as a single argument. Cc: Song Liu <song@kernel.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-32-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* dm/dm-zoned: Use the enum req_op typeBart Van Assche2022-07-142-3/+4
| | | | | | | | | | | | Improve static type checking by using the enum req_op type for arguments that represent a request operation. Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com> Cc: Alasdair Kergon <agk@redhat.com> Cc: Mike Snitzer <snitzer@kernel.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-31-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* dm/zone: Use the enum req_op typeBart Van Assche2022-07-141-1/+1
| | | | | | | | | | | Use the enum req_op type for request operations instead of unsigned int. This patch fixes a sparse warning that has been introduced by making enum req_op __bitwise. Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-30-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* dm-snap: Combine request operation type and flagsBart Van Assche2022-07-141-12/+12
| | | | | | | | | | | | Pass the request operation and its flags as a single argument to improve kernel code uniformity. Cc: Alasdair Kergon <agk@redhat.com> Cc: Mike Snitzer <snitzer@kernel.org> Cc: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-29-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* dm mirror log: Use the new blk_opf_t typeBart Van Assche2022-07-141-1/+1
| | | | | | | | | | | | Improve static type checking by using the new blk_opf_t type for a function argument that represents a request operation type. Cc: Alasdair Kergon <agk@redhat.com> Cc: Mike Snitzer <snitzer@kernel.org> Cc: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-28-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* dm/dm-integrity: Combine request operation and flagsBart Van Assche2022-07-141-29/+34
| | | | | | | | | | | | | | | Combine the request operation type and request flags into a single argument. Improve static type checking by using the enum req_op type for variables that represent a request operation and the new blk_opf_t type for variables that represent request flags. Cc: Alasdair Kergon <agk@redhat.com> Cc: Mike Snitzer <snitzer@kernel.org> Cc: Eric Biggers <ebiggers@google.com> Cc: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-27-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* dm/dm-flakey: Use the new blk_opf_t typeBart Van Assche2022-07-141-2/+6
| | | | | | | | | | | | | Use the new blk_opf_t type for structure members that represent request flags. Cc: Alasdair Kergon <agk@redhat.com> Cc: Mike Snitzer <snitzer@kernel.org> Cc: Josef Bacik <josef@toxicpanda.com> Cc: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-26-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* dm/ebs: Change 'int rw' into 'enum req_op op'Bart Van Assche2022-07-141-7/+8
| | | | | | | | | | | | | | | Improve static type checking by using type 'enum req_op' instead of 'int'. Make the role of the 'rw' arguments more clear by renaming these into 'op' (operation). This patch does not change any functionality since REQ_OP_READ = READ = 0 and REQ_OP_WRITE = WRITE = 1. Cc: Alasdair Kergon <agk@redhat.com> Cc: Mike Snitzer <snitzer@kernel.org> Cc: Heinz Mauelshagen <heinzm@redhat.com> Cc: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-25-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* dm/core: Combine request operation type and flagsBart Van Assche2022-07-143-33/+32
| | | | | | | | | | | | | | | Improve kernel code uniformity by combining the request operation type and flags into a single variable. Change 'int rw' into 'enum req_op op' because the name 'op' is what is used in the block layer to hold a request type. Use the blk_opf_t and enum req_op types where appropriate to improve static type checking. Cc: Alasdair Kergon <agk@redhat.com> Cc: Mike Snitzer <snitzer@kernel.org> Cc: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-24-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* dm/core: Rename kcopyd_job.rw into kcopyd.opBart Van Assche2022-07-141-12/+13
| | | | | | | | | | | | | | The member name 'rw' suggests that this member either has the value 'READ' or 'WRITE' and no other values. Since that member also can have the value REQ_OP_WRITE_ZEROES, rename 'rw' into 'op'. This patch does not change any functionality since REQ_OP_READ = READ = 0 and REQ_OP_WRITE = WRITE = 1. Cc: Alasdair Kergon <agk@redhat.com> Cc: Mike Snitzer <snitzer@kernel.org> Cc: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-23-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* dm/core: Reduce the size of struct dm_io_requestBart Van Assche2022-07-149-45/+29
| | | | | | | | | | | | | Combine the bi_op and bi_op_flags into the bi_opf member. Use the new blk_opf_t type to improve static type checking. This patch does not change any functionality. Cc: Alasdair Kergon <agk@redhat.com> Cc: Mike Snitzer <snitzer@kernel.org> Cc: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-22-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* um: Use enum req_op where appropriateBart Van Assche2022-07-141-2/+2
| | | | | | | | | | | Improve static type checking by using type enum req_op instead of int where appropriate. Cc: Richard Weinberger <richard@nod.at> Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-21-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* nvdimm-btt: Use the enum req_op typeBart Van Assche2022-07-141-1/+1
| | | | | | | | | | Improve static type checking by using the enum req_op type where appropriate. Cc: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-20-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* block/zram: Use enum req_op where appropriateBart Van Assche2022-07-141-1/+1
| | | | | | | | | | | | Improve static type checking by using the enum req_op type where appropriate. Cc: Minchan Kim <minchan@kernel.org> Cc: Nitin Gupta <ngupta@vflare.org> Cc: Sergey Senozhatsky <senozhatsky@chromium.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-19-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* xen-blkback: Use the enum req_op and blk_opf_t typesBart Van Assche2022-07-141-3/+3
| | | | | | | | | | Improve static type checking by using the enum req_op type for request operations and the new blk_opf_t type for request flags. Acked-by: Roger Pau Monné <roger.pau@citrix.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-18-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* block/rnbd: Use blk_opf_t where appropriateBart Van Assche2022-07-141-3/+4
| | | | | | | | | | | Improve static type checking by using the new blk_opf_t type to represent the combination of a request and request flags. Acked-by: Jack Wang <jinpu.wang@ionos.com> Cc: Md. Haris Iqbal <haris.iqbal@ionos.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-17-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* block/floppy: Fix a sparse warningBart Van Assche2022-07-141-1/+1
| | | | | | | | | | | | Since the type of request.cmd_flags has been changed from u32 into blk_opf_t, use the __force keyword when casting to an integer type to prevent that sparse warns about this cast. Cc: Denis Efremov <efremov@linux.com> Cc: Willy Tarreau <w@1wt.eu> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-16-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* block/drbd: Combine two drbd_submit_peer_request() argumentsBart Van Assche2022-07-143-11/+9
| | | | | | | | | | | | Combine the drbd_submit_peer_request() 'op' and 'op_flags' arguments into a single argument. This patch does not change any functionality. Reviewed-by: Christoph Böhmwalder <christoph.boehmwalder@linbit.com> Cc: Lars Ellenberg <lars.ellenberg@linbit.com> Cc: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-15-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* block/drbd: Use the enum req_op and blk_opf_t typesBart Van Assche2022-07-144-13/+15
| | | | | | | | | | | | | Improve static type checking by using the enum req_op type for variables that represent a request operation and the new blk_opf_t type for variables that represent request flags. Reviewed-by: Christoph Böhmwalder <christoph.boehmwalder@linbit.com> Cc: Lars Ellenberg <lars.ellenberg@linbit.com> Cc: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-14-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* block/brd: Use the enum req_op typeBart Van Assche2022-07-141-1/+1
| | | | | | | | | | | Improve static type checking by using the enum req_op type for a function argument that represents a request operation. Cc: Christoph Hellwig <hch@lst.de> Cc: Ming Lei <ming.lei@redhat.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-13-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* blktrace: Use the new blk_opf_t typeBart Van Assche2022-07-142-27/+27
| | | | | | | | | | | | | | | Improve static type checking by using the new blk_opf_t type for a function argument that represents a combination of a request operation and request flags. Rename that argument from 'op' into 'opf' to make its role more clear. Cc: Christoph Hellwig <hch@lst.de> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Li Zefan <lizf@cn.fujitsu.com> Cc: Chaitanya Kulkarni <kch@nvidia.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-12-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* blktrace: Trace remapped requests correctlyBart Van Assche2022-07-141-1/+1
| | | | | | | | | | | | | | | | Trace the remapped operation and its flags instead of only the data direction of remapped operations. This issue was detected by analyzing the warnings reported by sparse related to the new blk_opf_t type. Reviewed-by: Jun'ichi Nomura <junichi.nomura@nec.com> Cc: Mike Snitzer <snitzer@kernel.org> Cc: Mike Christie <michael.christie@oracle.com> Cc: Li Zefan <lizf@cn.fujitsu.com> Cc: Chaitanya Kulkarni <kch@nvidia.com> Fixes: 1b9a9ab78b0a ("blktrace: use op accessors") Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-11-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* block/kyber: Use the new blk_opf_t typeBart Van Assche2022-07-141-4/+4
| | | | | | | | | | | | | Use the new blk_opf_t type for arguments that represent a bitwise combination of a request operation and request flags. Rename those arguments from 'op' into 'opf'. This patch does not change any functionality. Cc: Omar Sandoval <osandov@fb.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-10-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* block/mq-deadline: Use the new blk_opf_t typeBart Van Assche2022-07-141-2/+2
| | | | | | | | | | | | | Use the new blk_opf_t type for an argument that represents a bitwise combination of a request operation and request flags. Rename that argument from 'op' into 'opf'. This patch does not change any functionality. Cc: Damien Le Moal <damien.lemoal@wdc.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-9-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* block/bfq: Use the new blk_opf_t typeBart Van Assche2022-07-143-25/+25
| | | | | | | | | | | | | Use the new blk_opf_t type for arguments and variables that represent request flags or a bitwise combination of a request operation and request flags. Rename those variables from 'op' into 'opf'. This patch does not change any functionality. Cc: Jan Kara <jack@suse.cz> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-8-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* block: Use the new blk_opf_t typeBart Van Assche2022-07-1414-52/+53
| | | | | | | | | | | | | | | | | | Use the new blk_opf_t type for arguments and variables that represent request flags or a bitwise combination of a request operation and request flags. Rename the function arguments and also a structure member that hold a request operation and flags from 'rw' into 'opf'. This patch does not change any functionality. Cc: Christoph Hellwig <hch@lst.de> Cc: Ming Lei <ming.lei@redhat.com> Cc: Hannes Reinecke <hare@suse.de> Cc: Damien Le Moal <damien.lemoal@wdc.com> Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-7-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
* block: Introduce the type blk_opf_tBart Van Assche2022-07-141-46/+51
| | | | | | | | | | | | | | | | Introduce the type blk_opf_t for the request operation and flags (REQ_OP_* and REQ_*). This type will be used to improve documentation of the block layer code and also to allow sparse to verify whether request flags are used correctly. Cc: Christoph Hellwig <hch@lst.de> Cc: Ming Lei <ming.lei@redhat.com> Cc: Hannes Reinecke <hare@suse.de> Cc: Damien Le Moal <damien.lemoal@wdc.com> Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-6-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
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