diff options
| author | Alexander Gordeev <agordeev@linux.ibm.com> | 2023-02-10 01:02:52 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-02-09 17:05:43 -0700 |
| commit | b87c52e431adfe2dfe8634216b317b4a952aa9fc (patch) | |
| tree | ff25c206e6db3bb9c7af21ef47043fcd66e906ae /drivers/s390/block/dasd_fba.c | |
| parent | 9af9935494e4b86ec3c44ec42779f08c4ba79ffe (diff) | |
| download | linux-b87c52e431adfe2dfe8634216b317b4a952aa9fc.tar.gz | |
s390/dasd: sort out physical vs virtual pointers usage
This does not fix a real bug, since virtual addresses
are currently indentical to physical ones.
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Stefan Haberland <sth@linux.ibm.com>
Link: https://lore.kernel.org/r/20230210000253.1644903-2-sth@linux.ibm.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/s390/block/dasd_fba.c')
| -rw-r--r-- | drivers/s390/block/dasd_fba.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c index cddfb01a3dca13..bcb67fa747a7a5 100644 --- a/drivers/s390/block/dasd_fba.c +++ b/drivers/s390/block/dasd_fba.c @@ -83,7 +83,7 @@ define_extent(struct ccw1 * ccw, struct DE_fba_data *data, int rw, ccw->cmd_code = DASD_FBA_CCW_DEFINE_EXTENT; ccw->flags = 0; ccw->count = 16; - ccw->cda = (__u32) __pa(data); + ccw->cda = (__u32)virt_to_phys(data); memset(data, 0, sizeof (struct DE_fba_data)); if (rw == WRITE) (data->mask).perm = 0x0; @@ -103,7 +103,7 @@ locate_record(struct ccw1 * ccw, struct LO_fba_data *data, int rw, ccw->cmd_code = DASD_FBA_CCW_LOCATE; ccw->flags = 0; ccw->count = 8; - ccw->cda = (__u32) __pa(data); + ccw->cda = (__u32)virt_to_phys(data); memset(data, 0, sizeof (struct LO_fba_data)); if (rw == WRITE) data->operation.cmd = 0x5; @@ -262,7 +262,7 @@ static void ccw_write_zero(struct ccw1 *ccw, int count) ccw->cmd_code = DASD_FBA_CCW_WRITE; ccw->flags |= CCW_FLAG_SLI; ccw->count = count; - ccw->cda = (__u32) (addr_t) dasd_fba_zero_page; + ccw->cda = (__u32)virt_to_phys(dasd_fba_zero_page); } /* @@ -528,11 +528,11 @@ static struct dasd_ccw_req *dasd_fba_build_cp_regular( ccw->cmd_code = cmd; ccw->count = block->bp_block; if (idal_is_needed(dst, blksize)) { - ccw->cda = (__u32)(addr_t) idaws; + ccw->cda = (__u32)virt_to_phys(idaws); ccw->flags = CCW_FLAG_IDA; idaws = idal_create_words(idaws, dst, blksize); } else { - ccw->cda = (__u32)(addr_t) dst; + ccw->cda = (__u32)virt_to_phys(dst); ccw->flags = 0; } ccw++; @@ -590,9 +590,9 @@ dasd_fba_free_cp(struct dasd_ccw_req *cqr, struct request *req) ccw++; if (dst) { if (ccw->flags & CCW_FLAG_IDA) - cda = *((char **)((addr_t) ccw->cda)); + cda = *((char **)phys_to_virt(ccw->cda)); else - cda = (char *)((addr_t) ccw->cda); + cda = phys_to_virt(ccw->cda); if (dst != cda) { if (rq_data_dir(req) == READ) memcpy(dst, cda, bv.bv_len); |