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Optimize out few extra memory accesses.

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MFC after:	1 week

(cherry picked from commit a59e2982fe)
This commit is contained in:
Alexander Motin 2021-03-01 18:35:45 -05:00
parent 8db80adb47
commit 76d8d700f2
1 changed files with 3 additions and 3 deletions
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6
sys/cam/ctl/ctl_backend_block.c
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@ -438,7 +438,6 @@ ctl_be_block_move_done(union ctl_io *io, bool samethr)
struct ctl_lba_len_flags *lbalen;
beio = (struct ctl_be_block_io *)PRIV(io)->ptr;
be_lun = beio->lun;
DPRINTF("entered\n");
io->scsiio.kern_rel_offset += io->scsiio.kern_data_len;
@ -448,7 +447,7 @@ ctl_be_block_move_done(union ctl_io *io, bool samethr)
*/
if ((io->io_hdr.flags & CTL_FLAG_ABORT) == 0 &&
(io->io_hdr.status & CTL_STATUS_MASK) == CTL_STATUS_NONE) {
lbalen = ARGS(beio->io);
lbalen = ARGS(io);
if (lbalen->flags & CTL_LLF_READ) {
ctl_set_success(&io->scsiio);
} else if (lbalen->flags & CTL_LLF_COMPARE) {
@ -476,6 +475,7 @@ ctl_be_block_move_done(union ctl_io *io, bool samethr)
* This move done routine is generally called in the SIM's
* interrupt context, and therefore we cannot block.
*/
be_lun = (struct ctl_be_block_lun *)CTL_BACKEND_LUN(io);
if (samethr) {
be_lun->dispatch(be_lun, beio);
} else {
@ -1280,7 +1280,7 @@ ctl_be_block_cw_dispatch_ws(struct ctl_be_block_lun *be_lun,
DPRINTF("entered\n");
beio = (struct ctl_be_block_io *)PRIV(io)->ptr;
lbalen = ARGS(beio->io);
lbalen = ARGS(io);
if (lbalen->flags & ~(SWS_LBDATA | SWS_UNMAP | SWS_ANCHOR | SWS_NDOB) ||
(lbalen->flags & (SWS_UNMAP | SWS_ANCHOR) && be_lun->unmap == NULL)) {