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copy: fix ENOMEM error path

This commit is contained in:
Thomas Schoebel-Theuer 2022-07-11 10:21:16 +02:00
parent 6f7b2ab9a7
commit 15f96ea5e2
1 changed files with 5 additions and 3 deletions
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8
kernel/mars_copy.c
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@ -399,9 +399,6 @@ int _make_mref(struct copy_brick *brick,
mref->ref_prio = brick->io_prio;
st->len = len;
WRITE_ONCE(st->table[queue], mref);
WRITE_ONCE(st->active[queue], true);
SETUP_CALLBACK(mref, copy_endio, mref_a);
status = GENERIC_INPUT_CALL(input, mref_get, mref);
@ -418,6 +415,9 @@ int _make_mref(struct copy_brick *brick,
mref->ref_len, len, queue, index);
}
/* Setup done.
* Start IO, somewhen triggering the callback.
*/
if (flags & MREF_WRITE) {
atomic_inc(&brick->copy_write_flight);
atomic_inc(&global_copy_write_flight);
@ -425,6 +425,8 @@ int _make_mref(struct copy_brick *brick,
atomic_inc(&brick->copy_read_flight);
atomic_inc(&global_copy_read_flight);
}
WRITE_ONCE(st->table[queue], mref);
WRITE_ONCE(st->active[queue], true);
GENERIC_INPUT_CALL_VOID(input, mref_io, mref);